Oseltamivir, sold under the brand name Tamiflu, is an antiviral medication used to treat and prevent influenza A and influenza B, the viruses that cause the flu.[3] Many medical organizations recommend it in people who have complications or are at high risk of complications within 48 hours of first symptoms of infection.[4] They recommend it to prevent infection in those at high risk, but not the general population.[4] The Centers for Disease Co...
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