Originally posted by the Voice of America. Voice of America content is produced by the Voice of America, a United States federal government-sponsored entity, and is in the public domain. Doctors Kept Close Eye on Trump's Use of Malaria Drug Associated Press WASHINGTON - The White House medical team kept a close eye on President Donald Trump's heart rhythms, including at least one electrocardiogram, to watch for potential side effects when he took a two-week course of a malaria drug to try to prevent the coronavirus, his doctor reported Wednesday. "The President completed the regimen safely and without side effects," Dr. Sean Conley wrote in a report on Trump's latest physical and his treatment with hydroxychloroquine. .