What are the possible side effects of Tamiflu (Oseltamivir)?
Stop using oseltamivir and get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat; a red and blistering or peeling skin rash. Some people using oseltamivir have had rare side effects of sudden confusion, delirium, hallucinations, unusual behavior, or self-injury. These symptoms have occurred most often in children. It is not known whether oseltamivir was the exact cause of these symptoms. However, anyone using oseltamivir should be watched closely for signs of confusion or unusual behavior. Call a doctor at once if you or the child using oseltamivir has any of these symptoms. Less serious side effects may include: nausea, vomiting, diarrhea dizziness, headache nosebleed eye redness or discomfort sleep problems (insomnia); or cough or other respiratory symptoms This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You