Tamiflu is used to treat people 2 weeks of age and older who have the flu (influenza A and B viruses). Tamiflu is also sometimes used for prevention (prophylaxis) of the flu in people 1 year of age and older, but it is not a substitute for getting the flu vaccine.

Should you take Tamiflu prophylactically?

Doctors warn people not to take Tamiflu if they don't have the flu. Doctors are warning not to take Tamiflu unless you really have the flu. Tamiflu is one of the most prescribed medications to battle the flu, but doctors at Beaumont Hospital say it's not for everyone.

How long can you take Tamiflu prophylactically?

The recommended dosage of TAMIFLU for prophylaxis of influenza in adults and adolescents 13 years and older is 75 mg orally once daily (one 75 mg capsule or 12.5 mL of oral suspension once daily) for at least 10 days following close contact with an infected individual and up to 6 weeks during a community outbreak.