The Lancet: No evidence of benefit for chloroquine and hydroxychloroquine in COVID-19 patients

May 22, 2020 – A large observational study suggests that treatment with the antimalarial drug chloroquine or its analogue hydroxychloroquine (taken with or without the antibiotics azithromycin or clarithromycin) offers no benefit for patients with COVID-19. The study analysed data from nearly 15,000 patients with COVID-19 receiving a combination of any of the four drug […]