Doctor, former Kansas governor says coronavirus patients 'doing better' in testing with anti-malaria drug Dr. Jeff Colyer on the effectiveness of hydroxychloroquine to treat COVID-19 President Trump calls the malaria drug hydroxychloroquine a ‘game changer’ in treating the coronavirus; reaction and analysis from former Kansas governor, practicing surgeon Dr. Jeff Colyer. Anti-malaria drugs ike hydroxychloroquine -- which are being used to treat coronavirus (COVID-19) patients -- are showing positive results, former Kansas governor and practicing surgeon Dr. Jeff Colyer said Wednesday. Appearing on "America's Newsroom" with host Ed Henry, Colyer said that data from testing at the University of Kansas...