Tamiflu (Oseltamivir) is used to treat some types of influenza (flu) in patients who have had symptoms of the flu for 2 days or less. Tamiflu is in a class of drugs called neuraminidase inhibitors. These drugs work by stopping the growth and spread of the flu virus in your body. Tamiflu helps shorten the time you have flu symptoms such as nasal congestion, sore throat, cough, muscle aches, tiredness, headache, fever, and chills.
Continue to take Tamiflu even if you start to feel better. Do not stop taking Tamiflu without talking to your doctor.
