Researchers at the University of Oxford in the U.K. have concluded that hydroxychloroquine does nothing to prevent Covid-19-related deaths…

The study, published in the New England Journal of Medicine, examined the outcomes of 1,561 patients hospitalized with Covid-19 who received hydroxychloroquine and compared them to 3,155 patients who served as a control group.

Within a month, about a quarter of the patients in each group had died…

“The scientific evidence is clear,” said Dr. Caleb Alexander, a professor of epidemiology and medicine at the Johns Hopkins Bloomberg School of Public Health. “There is no convincing evidence of its effectiveness for treating Covid.”