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. US Drug Execs Promise COVID Vaccine Safety Before Seeking Government Approval Ken Bredemeier Nine chief executives of competing drug companies working to develop a vaccine for the coronavirus jointly said Tuesday they would not seek U.S. government regulatory approval for its use until Phase 3 tests showed it was safe. The statement comes as President Donald Trump has suggested there could be an announcement on a successful vaccine before the Nov. 3 general election. "We believe this pledge will help ensure public confidence in the rigorous scientific and regulatory process by which Covid-19 vaccines are evaluated and may ultimately be approved," the executives said in their joint statement. .