Eleven-year-old children with fever without the fastest way to reduce fever this statement, can physical cooling with oral antipyretic drugs, such as ibuprofen, acetaminophen, etc., at the same time for the cause of the targeted treatment. Eleven-year-old children in the process of growth and development of fever need timely symptomatic fever treatment, physical cooling with oral antipyretic drugs, such as ibuprofen, acetaminophen, etc., in order to avoid fever convulsions and other neurological damage. Physical cooling measures include drinking plenty of water, rubbing the body with warm water, taking warm baths and applying fever-reducing patches. At the same time, parents should bring their children to the doctor in time to clarify the cause of the disease and to provide targeted treatment for the cause. The above mentioned antipyretic medications should be used under the guidance of a doctor to avoid hypothermia caused by self-medication.