Hydroxychloroquine does not prevent COVID after exposure to the virus: study

Jean-Benoit Legault, The Canadian Press Published Wednesday, June 3, 2020 3:07PM EDT MONTREAL – Hydroxychloroquine is not effective in preventing the development of COVID-19 in people exposed to the novel coronavirus, a new study involving Canadian researchers concludes. The results are published today in the New England Journal of Medicine.

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