Children coughing after the flu to, first of all, to take antiviral drugs to treat the flu, at the same time for the symptoms of treatment. 1. For the treatment of influenza itself: pediatric influenza is due to viral infection caused by influenza, need to carry out antiviral treatment, such as oseltamivir granules, but need to be taken under the guidance of a doctor. 2. Coughing: coughing up phlegm is the body’s normal way of expelling germs. It is not recommended to give your child cough suppressants, but you can ease the throat discomfort by taking honey or hot pear soup on a daily basis. 3. Treatment for other symptoms: If the baby still has symptoms of fever, you can do physical cooling, if the temperature is more than 38.5 degrees and feel uncomfortable, you can take ibuprofen or acetaminophen to help reduce fever. All of the above medications need to be taken under a doctor’s supervision. Parents are also advised to take care of their children during their flu illness by giving them plenty of warm water and rest. For children with more serious illnesses, they need to be sent to the hospital for examination and treatment in a timely manner to avoid delaying the illness, and be careful not to blindly give the child medication.