Baby flu is caused by influenza virus infection. Treatment includes general treatment, antiviral treatment and symptomatic treatment. 1. General treatment: pay attention to rest, ventilate the room, drink more water, and eat a light and easy-to-digest diet. 2. Antiviral treatment: such as oseltamivir phosphate, zanamivir and other antiviral treatment. 3. Symptomatic treatment: patients with high fever can take acetaminophen or ibuprofen, and physical cooling can also be used, such as warm water bath. The feverish convulsions can be given sedation, to prevent convulsions and other treatments. When the baby suffers from influenza, parents should take it to the hospital in a timely manner, under the guidance of professional doctors standardized treatment.