Oseltamivir is an antiviral medicine for influenza. It stops flu viruses spreading inside the body and works best when started early.

What Oseltamivir Is Used For

Treatment of influenza A and B
Prevention of flu after close contact with an infected person
Flu treatment in people at high risk of complications

Common Side Effects

Nausea and vomiting
Headache
Stomach pain
Unusual behaviour or confusion (rare, mainly in children)

Precautions

Start oseltamivir as soon as possible after flu symptoms begin. It does not replace the flu vaccine. Tell your doctor if you have kidney problems, and watch children for unusual behaviour during treatment.

This page is general information only. It is not a substitute for advice from your doctor or pharmacist, and it does not include dosage. Always follow the directions given to you and read the leaflet inside the pack.