Anti-viral western medicines include oseltamivir, zanamivir, abidor, etc. Anti-viral Chinese medicines include lotus seeds capsule, pudilan, qingkailin, etc. Anti-viral drugs can be considered when the patient has clinical symptoms of respiratory tract, such as cough, sore throat, fever, malaise, blood count indicating lower than normal white blood cells, higher or lower than normal lymphocytes, and positive nucleic acid test of virus. If the patient is clinically considered to have influenza A or influenza B, we can take oral oseltamivir, abirater, etc. If the patient is considered to have a general influenza virus infection, we can take oral Chinese medicine, and the viral infection is usually self-limiting, we can also take symptomatic treatment.