Influenza A virus infection can be cured by general treatment, symptomatic treatment and antiviral treatment. 1. General treatment: patients with influenza A virus infection should pay attention to rest, avoid exertion, drink more water, eat a light diet and avoid spicy and stimulating food. 2. Symptomatic treatment: patients with fever caused by influenza A virus infection can lower their body temperature by physical cooling or oral acetaminophen, ibuprofen and other drugs, and patients with more sputum can take aminoglutethimide and other drugs to dissolve sputum. 3. Antiviral therapy: Oseltamivir is the first choice of antiviral drugs for treating influenza A virus infection, which can inhibit the neuraminidase enzyme of influenza A virus and inhibit the release of the virus. Patients with influenza A virus infection should go to the hospital in time and choose the appropriate medication under the guidance of the doctor to help them recover as soon as possible.