What are the side effects of Oseltamivir?

Oseltamivir is an antiviral medication primarily used for the treatment and prevention of influenza. The drug may cause some side effects during use. The following are common side effects: 1. Gastrointestinal discomfort: After taking oseltamivir, some people may experience gastrointestinal symptoms such as nausea, vomiting, abdominal pain, and diarrhea. Usually, these symptoms are mild and of short duration. 2. Nervous system reactions: A few patients may experience nervous system reactions such as headache, dizziness, and insomnia. These symptoms typically subside gradually after discontinuation of the medication. 3. Psychiatric symptoms: Some patients, especially children and adolescents, may develop psychiatric symptoms such as hallucinations, delirium, and abnormal behavior. Close observation is necessary to prevent hazardous behaviors. 4. Allergic reactions: In rare cases, oseltamivir may cause allergic reactions such as rash and itching. Severe reactions may include symptoms of anaphylactic shock such as difficulty breathing and facial swelling. When taking oseltamivir, closely monitor your body's response. If you experience severe discomfort or symptoms continue to worsen, seek medical advice promptly.