[HN Gopher] Tick-killing pill shows promising results in human t...
       ___________________________________________________________________
        
       Tick-killing pill shows promising results in human trial
        
       Author : ludovicianul
       Score  : 212 points
       Date   : 2024-03-18 12:45 UTC (10 hours ago)
        
 (HTM) web link (arstechnica.com)
 (TXT) w3m dump (arstechnica.com)
        
       | shrubble wrote:
       | Ivermectin has been tested against certain ticks as well:
       | https://pubmed.ncbi.nlm.nih.gov/34656045/
        
         | salad-tycoon wrote:
         | Been trying to figure out what to do with my liter of
         | ivermectin. Thanks!
         | 
         | Supposedly essential oils also kill ticks. I bought some yard
         | sprays in addition to getting some tick hunting birds.
        
       | lupusreal wrote:
       | > _In most cases, a tick has to be attached for around 36 to 48
       | hours before the bacteria can be transmitted_
       | 
       | That's news to me.
        
         | CharlesW wrote:
         | I assume they're citing the CDC:
         | https://www.cdc.gov/lyme/transmission/index.html
        
         | TheCraiggers wrote:
         | It's one of those "the risk goes up the longer it's attached"
         | type things. I can't find studies, but I presume it looks like
         | a bell curve.
         | 
         | I know there's also a much higher risk of contracting diseases
         | if you can't remove the tick in a careful way. If you smoosh
         | it, or otherwise cause it enough distress that it regurgitates
         | while still attached to you, that will also increase your
         | chances.
         | 
         | If you live in tick areas, get a tick kit, people. They're
         | cheap. Don't do what my dad did and use _pliers_.
        
           | bigbillheck wrote:
           | > It's one of those "the risk goes up the longer it's
           | attached" type things. I presume it looks like a bell curve.
           | 
           | These two statements contradict each other.
        
             | mjhay wrote:
             | Not if the GP is describing the rate of change of the
             | probability of transmission as a bell curve. We can assume
             | 0% transmission when the bite first occurs, and assume that
             | chance gradually plateaus at some point. That would look
             | like an S-shaped logistic curve, whose derivative is bell-
             | shaped.
        
             | thehappypm wrote:
             | It doesn't--
             | 
             | Most tick bites take 36-48 hours before you get infected
             | (bell hump). But sometimes you get infected quickly (left
             | tail) and sometimes it takes longer (right tail).
        
               | happyopossum wrote:
               | That'd be an s-curve, as it's always going up - a bell
               | curve goes up then down.
        
               | macintux wrote:
               | I suppose it depends on whether you're charting the
               | cumulative or the "instant" odds.
        
         | goda90 wrote:
         | Tick gut bacteria takes awhile, but tick borne viruses that
         | multiply in their salivary glands, like Powassan virus, are
         | much faster. 15 minutes transmissions.
        
         | jajko wrote:
         | Its well known here for past decade. Maybe having wife working
         | as a doctor helps, but this info is freely available. Also, if
         | you ever interacted with any doctor with suspicion of a tick
         | bite, this is first thing they ask.
         | 
         | If you are outdoorsy type, this is should be around top of your
         | list, just like knowing inside & out of say various mosquito-
         | borne diseases and their spread vectors when traveling around.
        
         | thinkingtoilet wrote:
         | I live in Western Massachusetts and I can confirm this is
         | objectively false. We have a ton of ticks here. You won't get
         | lyme if it's on you for a few hours but if you get one on you
         | and go to sleep you can get it by the time you wake up. It's
         | more the longer it's on the more likely it is, but you
         | absolutely can get it if it's been attached for only 12-18
         | hours.
        
           | thehappypm wrote:
           | How do you know? I also live in a tick area and typically
           | when i have one tick on me, there are more if i look around
           | for them.
        
             | xkcd-sucks wrote:
             | I realize there is confirmation bias here, but ticks always
             | seem to cause pain and inflammation after being attached
             | for a bit
        
             | thinkingtoilet wrote:
             | >How do you know?
             | 
             | I've seen it happen multiple times, once to myself.
        
         | pwenzel wrote:
         | Chronic lyme patient here, been bit twice. The first time a
         | deer tick was attached to me for roughly 6-8 hours. I got
         | really sick.
         | 
         | Here's a couple pictures next to a ruler and a penny to show
         | how tiny the tick was:
         | 
         | https://imgur.com/7YpvzRb.jpg
         | 
         | https://imgur.com/b5sUUO3.jpg
        
           | bilsbie wrote:
           | Any treatments you've found to help? It's a disaster trying
           | to find info online.
        
             | voidmain0001 wrote:
             | Doxycycline worked for my Lyme infection.
        
             | pwenzel wrote:
             | I have a local doctor in my area that specializes in Lyme
             | care. Doxycycline, Minocycline, herbs, supplements, and
             | sleep. I have also taken the path of acupuncture and
             | medical cannabis for supplemental pain management. Overall
             | I'm doing better now!
        
         | xkcd-sucks wrote:
         | Central MA, also can confirm this is false. Possibly RMSF or
         | something other than Lyme, but you can definitely get sick from
         | non engorged nymphs.
        
       | nyjah wrote:
       | I'm in a rural area. For the last 3 years, we've had ticks. It
       | was bad last year. Supposed to be really bad this year. I'm
       | spraying permethrin this year. Unless someone here has a better
       | idea..
        
         | sarchertech wrote:
         | Tick tubes. Permethrin sprayed directly will kill every
         | beneficial insect as well and will just wash away after the
         | first rain.
         | 
         | Tick tubes are toilet paper rolls filled with permethrin soaked
         | cotton balls. Rodents collect the cotton balls to use as
         | nesting material which kills the nymph ticks that live on them
         | before they can mature into adults. You put then out in early
         | spring and again in summer. You can either make them yourself
         | (much cheaper) or buy them ready made.
        
         | xofer wrote:
         | Chickens and other fowl, if allowed to free range for a couple
         | of hours a day, will completely solve the problem.
        
       | faitswulff wrote:
       | > Thanks to climate change and exploding deer populations, ticks
       | are expanding their ranges--and carrying diseases with them.
       | 
       | We've had our first run ins with ticks in our suburban Chicago
       | backyard recently. They were never an issue before, and never
       | literally just outside the door. I'm sure the unseasonably warm
       | start to the year is to blame.
        
         | bmitc wrote:
         | I was under the understanding that any animal with fur or
         | feathers can carry ticks. It's probably also an issue that
         | smaller animals that eat ticks, like possums, are getting
         | squeezed out.
         | 
         | Ever since I found out that ticks carry a disease that makes
         | you allergic to meat, I became extra worried about them.
         | However, despite living in a major tick area, I've luckily
         | never seen one. I just make it a point to wear long pants and
         | sleeves when working in the yard and then immediately shower
         | afterwards.
        
           | nucleardog wrote:
           | If you don't mind some chemical treatments, a really
           | effective combo is permethrin and picaridin.
           | 
           | Pick a set of outerwear to be your yard work clothing. I've
           | got a pair of overalls, a light long sleeve shirt, and a hat.
           | Treat them with permethrin. This doesn't repel ticks and
           | mosquitos, but can actually incapacitate or kill them on
           | contact.
           | 
           | Tuck your pants in your boots, and sleeves in your gloves if
           | you're wearing any.
           | 
           | Every time before you go out, spray yourself (particularly
           | any exposed skin) with the picaridin repellent.
           | 
           | I live in the middle of a forest that's sitting on wetlands.
           | The bugs are out of control here. I haven't found a tick on
           | me (not in me, on me at all) in years. I also get very, very
           | few mosquito bites.
           | 
           | (If you don't want to go this crazy... just long pants tucked
           | in and some picaridin repellent before you go out is all my
           | wife does and she's had similar results, though spends less
           | time outside and less wandering through dense forest and
           | stuff.)
        
         | op00to wrote:
         | Look into "tick tubes", which you scatter around your yard.
         | Tick tubes have permethrin impregnated cotton inside them,
         | which mice collect and use as bedding. Mice are a critical part
         | of the tick life cycle. The permethrin kills ticks that feed on
         | the mice, and over a season or two you can seriously eliminate
         | infestations of ticks without indiscriminate pesticide
         | spraying.
         | 
         | The good thing is, we're just approaching the best time to
         | apply tick tubes, early spring to summer.
        
           | pavel_lishin wrote:
           | I've used this in the suburbs, and anecdotally it doesn't
           | seem like any small critters are picking up the cotton at
           | all. I guess I should be happy that I don't have any mice or
           | rats in the area?
        
             | op00to wrote:
             | I don't think rats will touch the tubes, and it's totally
             | possible there are no mice around.
             | 
             | I had the same experience the first season I tried. I moved
             | the location around the second season and noticed they were
             | empty after a few months.
             | 
             | I hide some near a wood pile, along fences underneath
             | plants. I just ordered more. It makes me feel better even
             | if it's just placebo.
        
               | pavel_lishin wrote:
               | True enough - they're cheap enough that I'm not worried
               | about wasting money.
        
           | daemonologist wrote:
           | Interesting, especially since it seems this product could be
           | DIYed for _very_ cheap.
           | 
           | I do wonder if we're going to end up with permethrin-
           | resistant super ticks though.
        
             | eindiran wrote:
             | https://en.wikipedia.org/wiki/Knockdown_resistance
             | 
             | I don't know if this has appeared in ticks but it has
             | appeared in mosquitos.
        
       | nightowl_games wrote:
       | I've lived in an area that has dog ticks (not the Lyme carrying
       | ones). I've pulled dozens of ticks off myself. I've never once
       | had one attach, always caught them in time.
       | 
       | I got into archery during covid and would haul a target out onto
       | some grasslands and shoot. My buddy and I would pull half a dozen
       | ticks off ourselves at the end. I'd find ticks half dead on my
       | car dash the next day.
       | 
       | We bought "tick pants". Pants coated in some chemical that does
       | something like this. Tuck them into our boots.
       | 
       | No more ticks.
       | 
       | Clothes coated in this drug seems like a good alternative to
       | actually consuming the drug in my opinion.
       | 
       | Also I've been trying to spot a tick in the wild before it grabs
       | me and have never done it. I want to see a "questing" tick, ie
       | one that is holding on to the edge of a blade of grass with its
       | arms out trying to grab something.
        
         | Workaccount2 wrote:
         | It's called permethrin.
         | 
         | Kills ticks but also kills cats, so be careful. I have heard
         | that once it is dry, it isn't a threat to your little furry
         | friend, but I still won't risk it.
        
           | afandian wrote:
           | And lots of other wildlife. https://theriverstrust.org/about-
           | us/news/flea-mergency-pet-t...
        
             | gryzzly wrote:
             | In Germany there is a spray based on eucalyptus oil and it
             | works very well. it is marketed as "sensitive". we have a
             | dog that licks stuff and wanted to avoid the use of the
             | acaricides
        
           | kamarg wrote:
           | It's also highly toxic to aquatic animals as well and does
           | come off a bit when put in the wash.
        
           | diggan wrote:
           | > It's called permethrin.
           | 
           | Seems there are a couple of chemicals that act as anti-tick.
           | We're using Seresto collars for our two dogs (no ticks in a
           | decade of usage), which seems to be using Imidacloprid (anti-
           | fleas) and Flumethrin (anti-ticks).
           | 
           | So at least there seems to be two ingredients, there are
           | probably more.
        
             | Scoundreller wrote:
             | I always wonder if we could have some human collar that
             | absorbs & oozes out insecticide and keeps mosquitoes and
             | blackflies away.
             | 
             | But nice to see we're finally getting for humans what pets
             | have had for a while for ticks.
        
               | DowagerDave wrote:
               | You don't usually get bitten by mosquitoes on your neck
               | though, how would this help with the bites you DO get all
               | over your legs and arms? Or are you suggesting something
               | so potent it absorbs into your bloodstream and then
               | prevents bug bites? no thanks.
        
               | Scoundreller wrote:
               | > Or are you suggesting something so potent it absorbs
               | into your bloodstream and then prevents bug bites
               | 
               | That's what the medicated pet collars do.
               | 
               | Part of the advantage of collar-absorption is that you
               | can use a molecule that readily breaks down/inactivates
               | in digestion. And avoid sharp peaks in blood levels.
        
               | Turing_Machine wrote:
               | I knew a woman who was highly amused that the cancer drug
               | she was on caused mosquitoes to die instantaneously upon
               | biting her.
               | 
               | Tough woman. She is missed.
        
               | diggan wrote:
               | > how would this help with the bites you DO get all over
               | your legs and arms?
               | 
               | Not sure how true it is, but the marketing for the
               | collars we use claims that eventually the chemicals
               | spreads to protect the full body, even if the collar is
               | just around the neck.
        
               | dylan604 wrote:
               | > You don't usually get bitten by mosquitoes on your neck
               | though,
               | 
               | and how do you manage this?
        
               | doodlebugging wrote:
               | A long time ago when I worked on a seismic crew we found
               | ourselves cutting lines through the brush in a river
               | bottom. Millions of ticks would swarm up your pant legs
               | in a red-brown cloud looking for any opening to your
               | skin. It was not unusual to see someone strip down in the
               | field and burn the ticks off of their clothes. I carried
               | a large knife and used the blade to peel them off my
               | pants by the hundreds. It was crazy how thick they were.
               | They seemed to be hanging on every pecan leaf and on the
               | grass under the trees.
               | 
               | We began treating our boots with diesel to try to repel
               | them. That worked to a point. It didn't take long to
               | reveal the shortcoming in that method - diesel fuel soaks
               | through the leather and easily enters the skin. It ruins
               | the boot leather and burns your skin so that wearing
               | anything on your feet is very painful so we abandoned
               | that method.
               | 
               | After looking at options we decided to use cattle ear
               | tags because each cow only uses one and it keeps them
               | tick-free. After reading all the warnings about safe
               | handling - wear gloves, avoid skin contact, potential
               | reproductive harm, cancer risk, etc. - we decided that it
               | made no difference. We realized that this had to be
               | absorbed through the cow's bloodstream from the puncture
               | on the ear and since every cow we had ever seen had an
               | ear tag, this meant that this chemical was present in
               | every steak or burger we had ever eaten so wearing one
               | long enough to complete the part of the survey with the
               | tick problem wasn't going to increase our risk of any
               | adverse effects.
               | 
               | We bought a pack of tags and each hung one on a boot and
               | never had another tick.
               | 
               | I don't have any known health issues to report here 40
               | years later. Totally anecdotal information from what is
               | likely to have been a low-dose, short duration exposure
               | event.
        
           | delfinom wrote:
           | The problem is ticks are also slowly becoming immune to it.
        
           | LinuxBender wrote:
           | _Kills ticks but also kills cats_
           | 
           | AFAIK there has only been one documented case of it killing a
           | kitten and it drank the liquid form, unknown quantity. Baby
           | animals do not yet have fully formed livers to metabolize the
           | sodium channel blocker. Insects on the other hand do not have
           | a liver. They use body fat to detoxify but it isn't fast
           | enough or volumetric enough to handle the sodium channel
           | blocker in large amounts relative to their size.
        
             | melvyn2 wrote:
             | Here's a case study of 42:
             | https://journals.sagepub.com/doi/10.1016/j.jfms.2009.09.018
             | And there's certainly many more cases than just those at a
             | "referral hospital in Sydney, Australia."
        
             | joecool1029 wrote:
             | People put dog tick/flea stuff on cats all the time by
             | accident containing it (I've personally seen it twice now),
             | it usually doesn't kill them but it's absolutely horrible
             | to witness, cats will get seizures and treatment is only
             | supportive, either they live or they don't. Both the cases
             | I saw were brought to the vet and the cats were messed up
             | pretty bad for a few days.
        
               | LinuxBender wrote:
               | I could imagine if a cat was being covered in it often
               | enough and they lick it up their glutathione may be
               | depleted then their liver won't keep up. I will have to
               | dig into the stats iskander provided to see pre-existing
               | condition the cats were at. _i.e. elderly, kittens,
               | sickly_ Skimming over it I am not seeing stats on age or
               | liver health.
        
             | iskander wrote:
             | #1 on ASPCA's list of common toxicoses in cats:
             | https://www.aspcapro.org/sites/default/files/zl-
             | vetm0606_339...
             | 
             | Study of 286 cat/permethrin cases in London: https://journa
             | ls.sagepub.com/doi/full/10.1016/j.jfms.2007.05...
             | 
             | Study of 750 cases in Australia: https://journals.sagepub.c
             | om/doi/full/10.1016/j.jfms.2009.12...
             | 
             | ...we don't track this stuff nearly as well for pets as we
             | do for humans but seems to have pretty robust evidence of
             | toxicity.
        
               | LinuxBender wrote:
               | Thankyou for that. I had not found the Sage journal when
               | I was looking for this in the past.
        
           | nucleardog wrote:
           | I use permethrin around my yard as well as have some clothing
           | I've treated myself. I also use flea and tick treatment on my
           | two dogs which is primarily permethrin.
           | 
           | I have two cats and we haven't had any issues that I could
           | see.
           | 
           | I make 100% sure they can never be exposed to it when it's
           | wet, but they've been around me in treated clothing, escaped
           | the house and walked through treated (dry) grass, been around
           | dogs that have been treated with it, etc.
           | 
           | Given the number of people that have cats and dogs living
           | together who are treating their dogs with it monthly, it
           | seems relatively safe if used properly and cautiously.
        
           | Tiktaalik wrote:
           | Yeah it's a serious enough chemical that I think it's only
           | legally usable in Canada by the military.
        
         | stevenae wrote:
         | I saw a questing tick once, it was actually kind of adorable.
         | They wave their arms in a gathering motion, probably helps keep
         | them balanced.
        
           | cmrdporcupine wrote:
           | kill.
        
         | 83 wrote:
         | Almost all coated clothes use permethrin or a similar
         | pyrethroid. It's fairly effective but I often have issues with
         | ticks coming off my dog much later and getting on me. I look
         | forward to this (or a lyme vaccine) making it to market - the
         | ticks are already pretty bad this year in the midwest.
         | 
         | Watch for long grass along deer trails. During a particularly
         | bad tick year (Wisconsin) I could walk along the deer trail by
         | our swamp and just count the ticks hanging out on the ends of
         | the green swamp grass. I did not spend much time outside that
         | spring.
        
           | tdb7893 wrote:
           | Are there already ticks? I haven't seen them yet in Illinois
           | (though my last hike was a week and a half ago) and it's been
           | below freezing the last few days
        
             | 83 wrote:
             | Between my wife, dog, and I we've gotten about a dozen in
             | the last three weeks (we are frequent visitors of
             | forests/fields around here). One of them was in February
             | which I've never seen before. Apparently it takes several
             | days of 10 degree weather to kill them off so I doubt it
             | will slow down much from the last couple days of cold.
             | 
             | Unfortunately one of them was a deer tick that dug into my
             | armpit, so now I'm playing the "wait and see if it's Lyme"
             | game :(
        
         | mike_red5hift wrote:
         | When you know what to look for, a questing tick is not too hard
         | to spot.
         | 
         | If you are in an area that you suspect might have a lot of
         | ticks. Look at the tips of any grass stems for a little
         | brown/black spot. They climb as high as they can and then kinda
         | "stand up" and put their "arms" up and out and wait for
         | something to touch them. Then it's off to the races to climb as
         | high as they can... on you. They stop once they hit an obstacle
         | they can't easily get around and dig in.
         | 
         | I spray my shoes with permethrin. That seems to almost totally
         | eliminate climbers as I'm not walking through tall grass. You
         | know they've gotten a deadly dose when they start walking in
         | circles. I don't feel bad for them. My doctor told me that 85%
         | of ticks in my area are positive for Lyme.
        
           | DowagerDave wrote:
           | trying to spot ticks in heavy brush as you are walking seems
           | like a inefficient approach. They take a while to attach so
           | if you do a thorough review after your activity you should be
           | good. It's also a lot easier to strip down to your birthday
           | suit in the privacy of your own home.
        
             | transitionnel wrote:
             | Yeah, still gotta enjoy nature without a crick in the neck.
        
             | jajko wrote:
             | Stripping down has massive 'corner' cases. If you are
             | alone, good luck find one on your back, between ass cheeks
             | and few other places. Also if you do full day activity (or
             | god forbid multiday out in the wild), not so good.
             | 
             | Once they reach your hair (unless you shave clean), even
             | good luck may not be enough, _very_ hard to spot and almost
             | impossible alone
        
               | giantg2 wrote:
               | "Stripping down has massive 'corner' cases. If you are
               | alone, good luck find one on your back, between ass
               | cheeks and few other places."
               | 
               | Mirrors or camera phones are handy.
        
               | jajko wrote:
               | Yes of course but not good enough, imagine darker not
               | ultra short hair, how do you spot one on the back of your
               | greasy hair.
               | 
               | I live in places where lyme is barely 5% incidence, and
               | even that not everywhere. If it would be like 80% like
               | some mention, doing week-long hikes alone would be
               | outright suicidal. Better chances for retirement in base
               | jumping.
        
               | giantg2 wrote:
               | You can feel your head for them. Even if you have one
               | attach, Lyme is really only concern after 72 hours of
               | attachment (other things can be an immediate concern).
               | You should be quite itchy and notice it before then. A
               | single dose of antibiotics is a highly effective post
               | exposure prophylactic. Lyme is a concern, but not as bad
               | as many in the media make it out to be.
        
               | zikduruqe wrote:
               | Where I grew up we called that Redneck Foreplay. When
               | you'd get home and have the significant other do a tick
               | check.
        
         | alyandon wrote:
         | When I was a kid, my mother would lightly apply sevin dust on
         | the lower part of my jeans before I spent a lot of time
         | outside. Seemed to work really well at reducing the incidence
         | of flea/tick bites and the stuff washes off quite readily.
        
           | hammock wrote:
           | I didn't know what Sevin dust is. It's the pesticide that the
           | plant in the Bhopal disaster was making (MIC, precursor to
           | carbaryl). Today's Sevin doesn't have the same chemicals in
           | it that it used to though
           | 
           | https://en.wikipedia.org/wiki/Bhopal_disaster
        
         | vanilla_nut wrote:
         | Works well until you end up with temperatures too hot to wear
         | pants. Or you exercise someplace with ticks and get too sweaty
         | for pants.
         | 
         | Hell, I live as far north as you can go in New England, and
         | I've found ticks on my feet after grilling dinner in my
         | backyard. At some point I just do not care to don my anti-tick
         | hazmat suit every time I do anything outside.
        
         | SamBam wrote:
         | I once rented a cabin on Cape Cod, right next to the beach. The
         | path to the beach had big clumps of grass growing at the sides,
         | with overhanging blades of grass. The first day we realized
         | that every single clump of grass had numerous questing ticks on
         | them. You could see them clearly, all just waiting to latch on
         | to you as you walked by. Honestly, it was kind of terrifying.
        
         | transitionnel wrote:
         | Thanks for this.
         | 
         | I just pulled one [dug in] that I assume got on me meters away
         | from a fully eaten deer carcass :/
         | 
         | Tweezed it out best I could, H2O2'd and lightly cauterized it
         | then Neosporin'd, but still gonna have to play the bullseye
         | waiting game AFAIK...
         | 
         | Got dang ticks!
        
           | nick7376182 wrote:
           | You can take a prophylactic dose of doxycycline for 1-2 days
           | I believe. If you have a lot of ticks in your area a general
           | physician should be familiar with that protocol.
        
           | pabl8k wrote:
           | It takes time for a tick to transmit lyme disease, but you
           | can also take a single dose of doxycycline as post-exposure
           | prophylaxis if you think it was attached for a while and ask
           | a doctor
        
             | switchbak wrote:
             | Odd how the sibling comment got downvoted into oblivion for
             | this, but you're right - prophylaxis is an option here, and
             | last I checked it was the recommended course of action if
             | you develop the bullseye ring. Note that the tests have
             | high false negative rates, so still might be sensible if
             | you have a negative test.
             | 
             | Of course, these antibiotics are not without risk too.
        
               | lyme-educator wrote:
               | Some points correcting what's been posted here and above.
               | A single dose of Doxycycline is not an effective
               | prophylactic. It failed me and other people I know (after
               | my doctor and I read over the CDC guideline that was
               | misinformation). The original study supporting it was
               | poor regarding how it was established as effective
               | (required the bullseye rash). The bullseye rash does not
               | appear for everyone. Depending on the attach
               | point/strength, ticks pass along bacteria and/or viruses
               | in minutes. Testing the tick and monitoring yourself for
               | symptoms is always a good practice. I prefer clothing &
               | topical solutions vs ingested chemicals.
               | 
               | It would be nice to see support for natural consumption
               | of ticks by fowl (chickens, turkeys, quail, etc),
               | marsupial, etc.
        
           | zikduruqe wrote:
           | Put it in the freezer as you wait the bullseye game. If you
           | do think you have Lyme's disease then bring the tick with you
           | to the doctor, so that they confirm it.
        
         | shafyy wrote:
         | We usually use anti-tick spray on our skin and clothes when
         | hiking in tick-infested areas, and then check for ticks in the
         | evening. Also important to long pants and shirts if possible.
        
         | kjhughes wrote:
         | _Also I 've been trying to spot a tick in the wild before it
         | grabs me and have never done it. I want to see a "questing"
         | tick, ie one that is holding on to the edge of a blade of grass
         | with its arms out trying to grab something._
         | 
         | Interestingly, a "questing" tick has been found to be able to
         | cross air gaps by leveraging static electricity:
         | "We have now discovered that ticks can be lifted across air
         | gaps several times larger than themselves by the static
         | electricity that other animals naturally build up. This makes
         | it easier for them to find and attach onto animals that they
         | want to latch onto and feed from.
         | 
         | https://www.bristol.ac.uk/biology/news/2023/httpswwwbristola...
        
         | projektfu wrote:
         | I don't know if the ticks would consume the drug on clothing.
         | It is meant to be consumed in a blood meal. That said, it is
         | largely well tolerated in dogs and cats.
        
         | chankstein38 wrote:
         | I agree I'd be more happy to use permethrin than ingest
         | something that gets into my blood.
         | 
         | I find a ton of ticks around where I live and have experienced
         | a questing tick by pulling them off of my dog before they
         | attach and then carrying them on something. Sure you're not
         | spotting them naturally but they will quest when given the
         | freedom to do so. If you don't kill them immediately but put
         | them on a leaf or something they will crawl to an end of it and
         | start! If you're just interested in seeing how it looks
        
       | voisin wrote:
       | Having to take a pill every few weeks seems like a major
       | impediment to use. I could see certain hikers or forestry workers
       | taking these pills but for your average few weekends a season
       | camper, this isn't the right solution given the cadence with
       | which you need to take the pill.
       | 
       | What about the vaccine that was near approval a few decades ago?
        
         | objektif wrote:
         | Taking a pill day before you hike does not sound like too bad
         | imo. I would looove to be able to not care about getting red
         | meat allergy while hiking.
        
         | alt227 wrote:
         | Sounds about the same as needing to take Malaria pills when
         | going near the equator.
        
           | voisin wrote:
           | Right, but the average person would go on a trip requiring
           | these pills very, very sporadically. Imagine going camping or
           | hiking irregularly throughout the year but needing to take
           | these pills 20+ times? Seems crazy to me when there was an
           | effective vaccine at one point.
        
             | happypumpkin wrote:
             | Ticks carry a lot more than Lyme though, and many of the
             | diseases they carry can have long-term or life-long
             | effects. Even with a Lyme vaccine I think it'd be worth it
             | to take these if you're gonna be in a tick-heavy area.
             | 
             | https://en.wikipedia.org/wiki/Powassan_virus
             | https://en.wikipedia.org/wiki/Rocky_Mountain_spotted_fever
             | https://en.wikipedia.org/wiki/Tularemia
             | https://en.wikipedia.org/wiki/Babesiosis
             | https://en.wikipedia.org/wiki/Alpha-gal_syndrome
        
             | resoluteteeth wrote:
             | > Right, but the average person would go on a trip
             | requiring these pills very, very sporadically. Imagine
             | going camping or hiking irregularly throughout the year but
             | needing to take these pills 20+ times?
             | 
             | Couldn't you just take it a few days before you go camping
             | or hiking each time?
        
           | voidmain0001 wrote:
           | I live in an hot spot of tick borne Lyme disease (had Lyme
           | once so far) so I would have to take these constantly as I'm
           | constantly outside and I'm not hiking or in the woods. Ticks
           | are everywhere here and with the lack of snow this winter
           | they were active during the winter too.
        
         | 83 wrote:
         | I would love to have this pill available and don't see this as
         | an issue. The ticks numbers really spike for about a month in
         | the spring when they come out in force which is when I'd
         | probably try to be on something like this. When spring dries
         | out and turns to summer ticks are far less common here
         | (Wisconsin) so you probably wouldn't be on it. Sometimes you'll
         | get a little uptick in the fall but spring is the only time I'm
         | really concerned about it.
        
         | cmrdporcupine wrote:
         | Yeah I live on a rural property and I'd be uncomfortable taking
         | something like this constantly through the season.
         | 
         | So far I have success keeping the grass short, discouraging
         | deer on the property (tick magnets), and keeping the (two) dogs
         | on Nexgard.
         | 
         | If they got worse, I'd get myself some guinea fowl to annoy the
         | neighbours with.
        
       | inglor_cz wrote:
       | There is natural human immunity to ticks, though fairly rare. In
       | those individuals, the immune system detects a biting tick and
       | kills it.
       | 
       | https://www.businessinsider.com/acquired-tick-resistance-why...
       | 
       | https://www.statnews.com/2023/07/31/acquired-tick-resistance...
       | 
       | That would be a superpower worth having. Perhaps a vaccine could
       | confer this sort of immunity to us non-resistant folks?
        
       | nazca wrote:
       | I have hunting dogs that will pickup hundreds of ticks if not
       | protected. I use Bravcto (Fluralaner) on them now, which is
       | extremely effective. Hopefully lotilaner is similar with humans.
       | 
       | Most of the older generation of anti-tick meds have pretty
       | substantial side effects and poor efficacy.
        
         | oldstrangers wrote:
         | Isoxazoline class drugs still come with a lot of risks for
         | pets.
         | 
         | https://www.fda.gov/animal-veterinary/animal-health-literacy...
        
           | pgcudahy wrote:
           | Not at normal doses. The therapeutic window is narrow, but
           | they're used in millions of animals and we're not seeing an
           | epidemic of seizures.
           | https://www.merckvetmanual.com/toxicology/insecticide-and-
           | ac...
        
             | oldstrangers wrote:
             | Merck, makers of Bravecto, say isoxazoline class drugs are
             | safe... That's probably not a great source.
             | 
             | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7738705/
             | 
             | The consolidated FDA, Project Jake and EMA findings (Table
             | 8) showed notable differences between survey populations
             | regarding the percentage of neurological toxicity and
             | serious AE, and fatal effects. Statistical analysis of
             | these serious AE showed highly significant differences
             | between the findings of the Project Jake survey and those
             | reported by the FDA and EMA. While the number of death and
             | seizure AE reported by the EMA was 7 to 10 times higher
             | than those reported to the FDA, the reported responses for
             | the Project Jake survey for death and seizures fell in
             | between those of the FDA and EMA but aligned more closely
             | with the EMA results. Furthermore, the number of reported
             | death and seizure AE for lotilaner and spinosad were
             | considerably higher than suggested with respect to their
             | product labelling for potential neurological effects (Table
             | 2 and and8).8).
             | 
             | But yes, the drug is "generally" safe for use. It's still
             | worth being aware of the potential risks.
        
               | ahepp wrote:
               | The link you posted has a notice right at the top saying
               | the article has been corrected.
               | 
               | It links to a corrigendum adding a conflict of interest
               | disclosure stating
               | 
               | > A Class Action lawsuit related to the use and safety of
               | isoxazoline parasiticides was filed on December 27, 2019
               | in New Jersey, while this manuscript was undergoing peer
               | review. One of the article's co-authors, Valerie
               | Palmieri, is the Plaintiff. [PALMIERI, et al. v. INTERVET
               | INC, Case No. .2:19-cv-22024-JMV-AME (D. N. J.).]"
        
               | oldstrangers wrote:
               | Correct, a conflict of interest for sure, but it's still
               | a peer reviewed paper regardless.
        
               | projektfu wrote:
               | It has several red flags, IMO.
               | 
               | #1: Authorship is a big one, and the conflict of interest
               | developing during the review process shows that these are
               | not disinterested researchers.
               | 
               | #2: The type of study is a nearly worthless type, in that
               | it has no real statistical control and is just asking
               | people to report on things on the internet. What ends up
               | happening with these studies is that people self-recruit
               | by word of mouth. Survey respondents may have been asked
               | by other participants to register adverse events, and
               | survey respondents may have never given the medication to
               | a pet or seen an adverse event. There is no controlling
               | for that apparent in the study.
               | 
               | #3: The survey instrument is supposed to be in the
               | appendix and it is not, yet it is not described. Their
               | recruitment process is described only as "distributed
               | electronically by mail throughout the United States to
               | veterinarians, veterinary clients, pet caregivers/owners,
               | kennel club groups and on social media sites between
               | August 1 and 31, 2018." There are lots of complaints
               | about the adverse-event reporting system, the worst is
               | that adverse events are merely enumerated from reports
               | and there is no real way to put them into a statistical
               | study. This is just getting another enumeration of events
               | and putting a different denominator under them.
               | 
               | In my prescribing I have seen only one adverse event
               | worth reporting: a dog was heartworm positive and
               | received ivermectin, doxycycline and afoxolaner at the
               | same time. It had a transient episode of low blood
               | pressure treated with fluids. For a drug that, in their
               | denominator, gives 80+% adverse reactions, that is very
               | surprising. So, the study doesn't really pass the smell
               | test.
               | 
               | There have been other drugs that have caused adverse
               | reactions in significant numbers of patients. We stop
               | using them immediately. The difference is very
               | noticeable.
        
               | pgcudahy wrote:
               | OMG, I went down the rabbit hole on this paper and it is
               | bonkers. Their methodology is amateur hour. It's just an
               | uncontrolled non-validated survey sent out by an activist
               | group. What is their list of survey recipients based on?
               | What were the demographic differences between responders
               | and nonresponders? It's the science equivalent of a
               | political push-poll
               | (https://en.wikipedia.org/wiki/Push_poll)
               | 
               | The first author is a business executive who launched a
               | huge class-action against Merck without disclosing it in
               | this paper, the only veterinarian in the authors has been
               | cited for practicing without a license
               | (https://www.ocregister.com/2021/10/26/founder-of-
               | hemopet-in-...) and the senior author is an orthopedic
               | surgeon with no relation to the field and has maybe one
               | other publication.
               | 
               | Come on, this is not a serious paper.
        
             | cmrdporcupine wrote:
             | If you browse around pet forums, or go wild with Google,
             | you'll find all sorts of anecdotal reports of people who
             | claim their pets died (with all sorts of terrifying
             | symptoms etc) soon after taking these kinds of drugs.
             | 
             | Take from that what you want. It's anecdotal and non-
             | scientific. But it concerns me enough that we keep our dogs
             | on Nexgard only during the peak of tick season and not year
             | round like the vets seem to want to push.
             | 
             | There are also known genetic differences in dogs that cause
             | some to find various anti-parasiticals (esp heartworm) to
             | be toxic to some herding breeds (border collies, aus.
             | sheperds). We had our border collies tested for this before
             | putting them on medications. (https://vcacanada.com/know-
             | your-pet/multidrug-resistance-mut...)
             | 
             | That said, genetic diversity is higher in dogs than it is
             | in humans.
        
               | zdragnar wrote:
               | I was the same way, until one of my dogs got Lyme's
               | disease. It is so, so bad.
               | 
               | We've also had a few warmer than usual weeks this winter,
               | and deer ticks have been out for a month now, if not
               | longer.
               | 
               | I'm at the point where I'm probably going to have them on
               | something year round.
        
               | cmrdporcupine wrote:
               | Sorry to hear. Yeah this weird winter is super unusually
               | warm where I am too, though we've fallen back into
               | seasonal normals in the last week. I've been keeping an
               | eye out for ticks, but so far nothing.
               | 
               | I've only ever seen deer ticks here, never black legged,
               | but they're definitely in the area.
        
             | rozap wrote:
             | They are absolutely not safe at normal doses. They killed
             | my 2 year old dog. There are thousands of dogs out there
             | that experienced seizures from this class of drugs.
             | 
             | She had seizures within hours of giving her the stuff, and
             | was dead within 48 hours.
             | 
             | I'll happily die on this hill of looking like an internet
             | crank ranting about drug companies, but it was a
             | traumatizing experience for my wife and I, and even worse
             | for our dog.
             | 
             | Fuck Merck, they can rot in hell.
        
         | cptaj wrote:
         | I've been using Bravecto and Nexgard for the past 4 years and
         | it really should be emphasized how much of a seismic shift
         | these meds have been.
         | 
         | I've had dogs all my life and live in a very tick-prone area.
         | Nothing ever really worked, to be honest. It was a constant
         | battle of attrition. I had to spray the house with nasty
         | chemicals every few months cause that was pretty much the only
         | thing that kind of tipped the balance against the ticks. I
         | frankly don't know how we didn't get Lyme disease, we were
         | exposed for decades.
         | 
         | Since these new meds appeared, ticks have completely
         | disappeared from our property. They only provide 1-3 months of
         | protection, but they're so effective at eradicating the
         | parasite population that I've only had to use 3 pills in the
         | past 4 years.
        
           | diggan wrote:
           | There might be external effects happening at the same time
           | here.
           | 
           | I grew up on a island with a lot of ticks. Being a kid and
           | spending time on fields and in forests, we constantly had to
           | remove ticks before heading home.
           | 
           | But now 2 decades later, visiting the island again as an
           | adult and expecting having to do the same after walking
           | around the forest, we didn't find a single tick on ourselves,
           | when it would easily have been a couple of ticks each in the
           | before-days.
           | 
           | So many parameters being different though, so hard to reach
           | any conclusion, maybe my blood is less attractive, maybe we
           | weren't physically intensive enough, maybe the wrong season,
           | but maybe there are other chemicals at play too that wasn't
           | there before.
        
       | deanc wrote:
       | This will be game-changing if it works for the Nordics. Here in
       | Finland, ticks are an ongoing nuisance carrying lyme and also TBE
       | (which can be vaccinated against). They are almost unavoidable if
       | you go into nature during the warmer months and walk past any
       | bushes, or long grass. Finland is also covered in forest too, and
       | they can often be found falling from trees on top of hammocks and
       | tents.
        
       | h00k wrote:
       | There was a vaccine on the market but was discontinued in 2002 by
       | its manufacturer. I don't know reasons why.
       | 
       | Pfizer currently has a Lymes vaccine study that I have some
       | personal knowledge on that should be wrapped up in 2025:
       | https://www.pfizer.com/news/press-release/press-release-deta...
       | 
       | > About the VALOR trial VALOR is an ongoing randomized, observer-
       | blind, placebo-controlled Phase 3 trial which has enrolled 9,437*
       | participants 5 years of age and older to receive VLA15 or a
       | saline placebo (1:1 ratio). As part of the primary series,
       | participants receive three doses of VLA15 within the first year
       | at months 0, 2 and 5-9, and one booster dose 9-12 months after
       | completion of the primary immunization.5 The final primary series
       | vaccination for participants occurs just before the peak Lyme
       | disease season for the region. Participants will be followed for
       | the occurrence of Lyme disease. The trial is conducted at sites
       | located in areas where Lyme disease is highly endemic across the
       | U.S., Canada and Europe and has enrolled volunteers with a
       | cleared past infection with Borrelia burgdorferi as well as
       | Borrelia burgdorferi naive volunteers.
        
         | icegreentea2 wrote:
         | LYMErix was withdrawn because there were concerns it was
         | inducing arthritis.
         | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2870557/
         | 
         | There is lab data suggesting an interaction between LYMErix and
         | certain genotypes potentially inducing arthritis, but the
         | initial trial and post market surveillance data did not show
         | any meaningfully elevated arthritis rates. However, post market
         | surveillance was definitely hampered by the limited market
         | uptake, fueled partly by the side effect concern.
         | 
         | Genetic testing/screening should be significantly cheaper
         | today, and the higher prevalence of ticks as a concern would
         | probably mean that LYMErix could probably be a viable product
         | today, even if its arthritis side effect profile was real, as
         | long as it was combined with screening.
        
         | SigmundA wrote:
         | It was around the time when vaccine and Autism mania was at its
         | peak:
         | 
         | > Despite the lack of evidence that the complaints were caused
         | by the vaccine, sales plummeted and LYMErix was withdrawn from
         | the U.S. market by GlaxoSmithKline in February 2002, in the
         | setting of negative media coverage and fears of vaccine side
         | effects. The fate of LYMErix was described in the medical
         | literature as a "cautionary tale"; an editorial in Nature cited
         | the withdrawal of LYMErix as an instance in which "unfounded
         | public fears place pressures on vaccine developers that go
         | beyond reasonable safety considerations." The original
         | developer of the OspA vaccine at the Max Planck Institute told
         | Nature: "This just shows how irrational the world can be ...
         | There was no scientific justification for the first OspA
         | vaccine LYMErix being pulled.
         | 
         | https://en.wikipedia.org/wiki/Lyme_disease#LYMErix
        
       | beefman wrote:
       | We should think bigger: gene drive to eradicate ticks.
        
         | jncfhnb wrote:
         | The effort with mosquitos didn't work. Forcing a gene with
         | negative impact on survivability is touch
        
           | ed_balls wrote:
           | mosquitos are hard, but with ticks there are a few different
           | vectors of attack.
           | 
           | My understanding is that ticks first need to bite a rodent
           | that is infected to spread Lyme, so maybe gene editing on
           | rodents?
        
       | bilsbie wrote:
       | Has anyone looked into giving these to mice and deer?
       | 
       | That would kill off deer ticks really quickly.
        
       | amelius wrote:
       | > The experimental pill that Tarsus Pharmaceuticals is testing is
       | a formulation of lotilaner, a drug that paralyzes and kills
       | parasites by interfering with the way that signals are passed
       | between their nerve cells.
       | 
       | Who knows what effect this has on signals between our own nerve
       | cells. Yikes.
        
         | diggan wrote:
         | I think existing anti-tick chemicals works the same way, at
         | least from my amateur understanding. Flumethrin (which is used
         | as anti-tick in the collar we use for our dogs) targets the
         | nervous system of parasites, which I understand to be the same
         | approach as what Tarsus Pharmaceuticals is testing.
        
         | pgcudahy wrote:
         | They target gamma-aminobutyric acid chloride channels (GABACl)
         | that aren't present in mammals. There is a relatively narrow
         | therapeutic index in animals, but generally felt to be safe at
         | approved doses. They're given to millions of animals, so we'd
         | probably know if there was a problem.
        
         | mtlmtlmtlmtl wrote:
         | Lotilaner is selective for mite GABA receptors. No activity has
         | been found for mammalian receptors even at doses far above the
         | ones in clinical use.
        
         | xkcd-sucks wrote:
         | It's easier and more plausible than a rat poison that doesn't
         | hurt people; harder and less plausible than an antibiotic that
         | doesn't hurt people; ultimately the proof is in the pudding.
         | 
         | Personally I would not try this in a long lasting formulation,
         | only something oral that washes out completely in a few hours,
         | unless it had been on the market for quite a long time
        
           | amelius wrote:
           | People also believed that pesticides like Roundup only affect
           | insects. However, after a few decades it is becoming clearer
           | that there is a link with Parkinson's.
           | 
           | See e.g.: https://parkinsonscare.org.uk/pesticides-and-
           | herbicides/
        
         | seattle_spring wrote:
         | We probably know a lot about how it does or does not affect
         | humans. "Just asking questions" from an unscientific
         | perspective is why we have people saying things like "GMOs eat
         | the lining of your stomach!"
        
       | sunshine_reggae wrote:
       | How do you get the tick to swallow the pill?
        
         | Pikamander2 wrote:
         | Very carefully.
        
         | sideshowb wrote:
         | I read the headline as implying the humans died...
        
       | cmrdporcupine wrote:
       | It seems to me that what we want is something like this but
       | spread through the deer and mouse populations instead. Because in
       | the case of lyme spreading ticks, their (complicated) lifecycle
       | involves both of those populations. Deer carry huge populations
       | of ticks.
       | 
       | If drops of food laced with this kind of thing were given to
       | deer, I'd expect it to drop the tick populations significantly.
       | Without risk of human side effects.
       | 
       | That and we need to cull deer populations and encourage predators
       | of mice generally.
        
       | DowagerDave wrote:
       | What's super interesting about Lyme disease is that the cycle is
       | larval and nymphal ticks get infected from (typically) a rodent,
       | then if they feed on a deer, not only does the deer not get
       | infected, it appears to cure the tick. Also female ticks do not
       | pass this on to their offspring.
        
       | zzzeek wrote:
       | there's a vaccine for Lyme. I'd like that. not a pill that is
       | literally poison, putting deet on our skin is bad enough.
        
         | josephcsible wrote:
         | There are a lot more tick-borne diseases than just Lyme.
        
       | mattwdelong wrote:
       | I bought property in 2021 with significant tick pressure. I've
       | pulled dozens of ticks off me in the first couple years. The past
       | two years I've been spraying Heterorhabditis bacteriophora and
       | have seen significant improvement in that time. I have a tractor
       | with a boom sprayer, which helps with large coverage. Obviously
       | this is not a variable you can control in the wild, but for me,
       | it has been super helpful on private land.
        
         | test1235 wrote:
         | https://en.wikipedia.org/wiki/Heterorhabditis_bacteriophora
         | 
         | "Heterorhabditis bacteriophora is a species of entomopathogenic
         | nematode known commonly as beneficial nematodes. They are
         | microscopic and are used in gardening as a form of biological
         | pest control."
         | 
         | That's fascinating. Have you noticed any knock-on effects? E.g.
         | fall in the number of other wildlife which might normally feed
         | on those insects?
        
           | mattwdelong wrote:
           | Nothing of note. I still see plenty of turkeys, frogs and
           | possums. I spray the beneficials so that it does not harm
           | other beneficial insects and I assume if there is a healthy
           | population of insects in general, there is still enough food
           | source for wildlife. I can't think of anything that prefers
           | ticks as their main diet.
        
             | uticus wrote:
             | > I can't think of anything that prefers ticks as their
             | main diet.
             | 
             | not 'main diet,' but can confirm free range guineas,
             | chickens, etc help with the tick pressure.
        
       | verisimi wrote:
       | > Tick-killing pill shows promising results in human trial
       | 
       | Surely they could have given the treatment to ticks rather than
       | humans? :)
        
       | w10-1 wrote:
       | No, no, no.
       | 
       | Why bother killing the tick after a tick bite has delivered
       | Lyme's Borrelia burgdorferi spirochete? Even if it's effective at
       | killing ticks, it won't stop Lyme transmission.
       | 
       | And for it to be effective at killing ticks, the human has to be
       | completely steeped in this GABA channel blocker paralytic.
       | 
       | The eye drops offer no real safety guarantees because the dosages
       | are no where near comparable. The human study of surface skin had
       | no data on bites and a short observation period of 6 weeks
       | (roughly the 11-day half-life x 5 half-lives to wash out the
       | dose?).
       | 
       | ----
       | 
       | The reported cost for ophthalmic 10ml solution of 0.25%
       | lotilaner/Xdemvy for mites is ~$2k.
       | 
       | Reported adverse effects in dogs of lotilaner from 2013-2018 were
       | only ~250, compared to 4k-18K for other drugs (no data on
       | prevalence/usage).
       | 
       | It works as a GABA channel inhibitor (neurologic paralytic),
       | specific to mites and perhaps ticks. No effect found in mammalian
       | cells at ~11K/daily dosage for the ophthalmic drops.
       | 
       | Human blepharitis study had ~400 people in treatment arm over 6
       | weeks, ~50% effective.
       | 
       | Half-life of 11 days. No reported reversal agent. So if it is
       | toxic, you're out of luck.
       | 
       | The optical solution is a tiny amount in the eyes, so little
       | systemic exposure risk.
       | 
       | The tick pill involves much more systemic exposure via blood, so
       | the eye drop experience says almost nothing about risk to humans.
       | 
       | I imagine the exposure to the tick from a blood bite is 10-1000x
       | what it is from walking on the skin, so it's not clear to me this
       | would stop lyme's Borrelia burgdorferi from being transmitted
       | with the initial bite.
       | 
       | So: no.
        
         | streptomycin wrote:
         | https://www.uptodate.com/contents/what-to-do-after-a-tick-bi...
         | 
         | > Even if a tick is attached, it must have taken a blood meal
         | to transmit Lyme disease. At least 36 to 48 hours of feeding is
         | typically required for a tick to have fed and then transmit the
         | bacterium that causes Lyme disease.
        
       | oblib wrote:
       | I live in rural area of the Ozarks where there are a lot of
       | ticks. Treating shoes and clothes with permethrin is the most
       | effective way to keep them off you.
       | 
       | And doing "tick checks" when you come inside your home is a habit
       | here. Getting them off you fast is the best way to keep from
       | getting lyme disease.
       | 
       | And either burning off or grinding up and piling up all the
       | leaves to make compost this time of year is the best way to get
       | them out of your yard.
       | 
       | I learned this the hard way. Here's a video of how bad they can
       | get here and one of my first attempts at trying to get rid of
       | them. It didn't really work very well:
       | 
       | https://youtu.be/TFVDv8swzxQ?si=C4R064iTgRjdvSwv
        
         | ben7799 wrote:
         | Your video is crazy.
         | 
         | I have never seen anything like that up here in New England.
         | That towel has more ticks on it than I've seen in my life, and
         | we're not exactly a low-Lyme area.
         | 
         | Good luck!
        
         | below43 wrote:
         | I know it's not the intent, but this video is a very good
         | advert for pesticides.
        
           | oblib wrote:
           | I did end up nuking the yard with pesticide that year.
           | 
           | Since then I've ground up the leaves this time of year and
           | pile them up to compost them. In spring and summer I bag
           | grass clippings and stuff those into the pile of composting
           | leaves and it's amazing how hot those clippings get. Hot
           | enough to roast any ticks in there for sure. So for the past
           | few years we've had almost no ticks at all during the warm
           | season. And I haven't had to use any pesticides.
        
       | projektfu wrote:
       | I tried to interest any researcher in using an isoxazoline as a
       | method of malaria control by offering it to people infected with
       | malaria to protect their villages. The idea would be that
       | mosquitoes that bite infected persons would die, reducing the
       | population of infected mosquitoes.
       | 
       | Nobody wrote me back. If you are studying malaria and are
       | interested in this approach, please run with it. I won't be sore.
        
         | mwpmaybe wrote:
         | They've been doing that with ivermectin in some parts of the
         | world.
        
       | 1letterunixname wrote:
       | Good start as another layer of defense with DEET, clothing, and
       | such.
       | 
       | The next iteration should be a pill that causes ticks to avoid
       | humans altogether.
       | 
       | Bonus points if there were a pill that also causes mosquitos to
       | avoid humans.
        
       | ecommerceguy wrote:
       | Its so crazy, and I've lived in rural areas, been hunting in
       | Ozark woods, I've never gotten bit by a tick. A friend of mine
       | was literally covered in them one day after shooting stuff, he
       | put one on my hand and it jumped off. Needless to say he was
       | jealous.
        
         | syedkarim wrote:
         | I thought ticks could not jump or fly.
        
       | e40 wrote:
       | Are ticks a new phenomenon? What about in the 1800s? Did
       | explorers get them? How did they deal with them?
        
         | flurdy wrote:
         | I would suspect in earlier times they were not aware of why
         | they got sick or had a fever. I think people are just not aware
         | of how frequently ill the population was in general several
         | hundred years ago, especially in cities, though not tick
         | related.
        
       | bee_rider wrote:
       | It is really impressive that they managed to get the ticks to eat
       | the pills.
        
       | alphazard wrote:
       | > The experimental pill that Tarsus Pharmaceuticals is testing is
       | a formulation of lotilaner, a drug that paralyzes and kills
       | parasites by interfering with the way that signals are passed
       | between their nerve cells.
       | 
       | https://en.wikipedia.org/wiki/Lotilaner
       | 
       | Couldn't find a good description of mechanism of action on
       | Wikipedia. I also have nerve cells that need to communicate and
       | damaging them just to spite a tick seems counterproductive.
        
         | rozap wrote:
         | Not sure about the effects of lotilaner as described in the
         | article, but flurolaner is the active ingredient in bravecto, a
         | flea and tick medicine for dogs. There's a class action against
         | the manufacturer as thousands of dogs have gotten seriously ill
         | or killed from the drug. My 2 year old collie (no previous
         | health issues) was poisoned and died after we gave her
         | bravecto. She had several seizures within hours of giving her
         | the dose and was dead within 48 hours.
         | 
         | I'm surprised that similar sounding drugs are making their way
         | to humans. I'm not a chemist and I'm not sure how similar
         | lotilaner and flurolaner are, but damn if I'm not suspicious.
        
         | quatrefoil wrote:
         | I mean, we had this stuff for pets for a long time. The basic
         | idea is that yes, it's a lipid-soluble neurotoxin. Because it
         | is fat-soluble, it spreads throughout various tissues and
         | lingers for a good while, which is these pet formulations last
         | for weeks or months.
         | 
         | And yes, it is technically a mammal neurotoxin too, although
         | our bodies are better at compartmentalizing and managing the
         | risk. Similarly, you don't drop dead if exposed to caffeine or
         | nicotine, even though they are insect neurotoxins produced by
         | plants to kill bugs.
         | 
         | But it cracks me up that we are flipping out about herbicides
         | such as glyphosate or 2,5-D - both of which are plant growth
         | regulators that have no real mechanism to cause obvious harm in
         | animals - but we're a lot more flippant with actual animal
         | neurotoxins such as permethrin.
        
           | hollerith wrote:
           | A lot of the worry about glyphosate is about its effect on
           | _microbes_ in the human gut.
        
       | BinaryBuddha wrote:
       | As in... it also kills humans???
        
       | whyenot wrote:
       | Sign me up! As a botanist I used to work in some areas where it
       | would not be unusual to remove hundreds of ticks from my field
       | clothes in a day. Inevitably one or two would slip through.
        
       | joe8756438 wrote:
       | I'm outside a lot. Live on a farm in mid-atlantic US. I'm not
       | opposed to chemical solutions, but I have a pretty effective
       | mechanical approach to ticks [1]. Basically it takes advantage of
       | a tick's inclination to walk upward. Tuck your pants into socks
       | and shirt into pants. Wear colors that contrast with the tick
       | body and CHECK YOURSELF!
       | 
       | 1. https://hedgerider.farm/blog/ticks-go-up/
        
       | cyberax wrote:
       | I grew up in an area where tickborne encephalitis is endemic. For
       | those who don't know, tickborne encephalitis is a delightful
       | viral disease, with 5% lethality rate and a real chance of
       | neurological damage in case of recovery. Oh, and the virus also
       | persists throughout the whole life and can re-activated by
       | antibiotics or other kinds of immune stress.
       | 
       | Our trips to the woods looked like a visit to a BSL-4 lab.
       | Tightly buttoned shirts, long sleeves, checking each other after
       | a visit, etc.
       | 
       | Fuck ticks.
        
       | nntwozz wrote:
       | I'm still waiting for nootkatone products to take off after
       | reading about it in The Ultimate Hang back around 2011.
       | 
       | "The active ingredient, nootkatone, is found in Alaska yellow
       | cedar trees (also known as the Nootka cypress), some herbs, and
       | citrus fruits. Biologists in CDC's Division of Vector-Borne
       | Diseases have found nootkatone to be an effective repellent and
       | insecticide for use against ticks and mosquitoes."
       | 
       | It's super effective and completely natural without any
       | drawbacks, but apparently hard to synthesize on a commercial
       | scale.
        
       | coderenegade wrote:
       | I grew up in an area with pervasive cattle ticks. I've pulled
       | them off of myself, and pulled thousands from our dogs. My father
       | claims to have once seen a lizard with a tick on its eyeball.
       | 
       | Our solution was a bit of sulfur powder in the dog's food, and
       | around the edges of the verandah, which was a home remedy
       | suggested by the grey beards in the area. We never had any
       | problems after that.
        
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