RIO DE JANEIRO, BRAZIL - US health authorities announced on Monday the decision to overturn "the authorization for emergency use allowing chloroquine phosphate and hydroxychloroquine sulfate to be used to treat some hospitalized patients with COVID-19" outside clinical trials. Now, for the drug to enter the country's health protocol, the full scientific tests will need to be awaited and emergency use will no longer be allowed.

This week, the WHO announced that it will also decide whether or not . . .

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