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No Evidence Hydroxychloroquine Is Helpful In Preventing COVID-19, Study Finds

President Trump announced in May that he was taking hydroxychloroquine as a preventive measure against COVID-19. But a study published Wednesday finds no evidence the drug is protective in this way. GEORGE FREY/AFP via Getty Images hide caption

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GEORGE FREY/AFP via Getty Images

Shots - Health News

No Evidence Hydroxychloroquine Is Helpful In Preventing COVID-19, Study Finds

A study of more than 800 health workers, first responders and others finds that taking hydroxychloroquine to prevent COVID-19 is no better than a placebo in preventing the illness.

No Evidence Hydroxychloroquine Is Helpful In Preventing COVID-19, Study Finds

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Why Some COVID-19 Patients Crash: The Body's Immune System Might Be To Blame

Health care workers assist a COVID-19 patient in Spain. Some evidence from Europe and China suggests an overzealous immune response may be contributing to the severe illness in some patients. Felipe Dana/AP hide caption

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Felipe Dana/AP

Shots - Health News

Why Some COVID-19 Patients Crash: The Body's Immune System Might Be To Blame

An overblown immune response could be killing a portion of the sick, and some doctors think that new treatments being tested could help at least some of those patients.

Why Some COVID-19 Patients Crash: The Body's Immune System Might Be To Blame

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