More evidence against hydroxychloroquine as COVID-19 therapy
Hydroxychloroquine has again failed to show a benefit in patients hospitalised with COVID-19, according to an observational study.
In the US study, 811 patients with COVID-19 received hydroxychloroquine while 565 did not, the authors reported in the New England Journal of Medicine.
Among patients given hydroxychloroquine, 32% ended up needing a ventilator or dying, compared with 15% of patients who were not given the drug.
However, the originally sicker patients