Lindzi WesselScience’s COVID-19 reporting is supported by the Pulitzer Center.Now that several big trials have shown disappointing results, hope has faded that chloroquine or hydroxychloroquine might be miracle drugs against COVID-19.
But for one group of researchers in Brazil, the story is far from over.In April, a team led by Marcus Lacerda, director of the Heitor Vieira Dourado Tropical Medicine Foundation in Manaus, Brazil, published a study showing chloroquine can increase mortality in COVID-19 patients.
Since then, they have been accused of poisoning their patients with a high dose of chloroquine just to give the drug—praised by U.S.