Children with high fever after taking antipyretics have been low fever, can be through the general treatment, causative treatment, symptomatic treatment and other methods; fever belongs to the symptoms and clinical manifestations of disease, fever needs a time and process. 1. General treatment: need to strengthen the care and warmth, avoid letting the child cold, can drink more warm water to promote metabolism is conducive to fever; in the diet can eat some light and easy to digest food, avoid cold and greasy food. 2. Treatment: If the fever is caused by bacterial or influenza virus infection, antibacterial drugs (such as cefixime granules, etc.) and antiviral drugs (such as oseltamivir, etc.) should be applied under the guidance of the physician to treat the fever. 3. Symptomatic treatment: While applying antipyretic drugs to reduce fever, physical cooling methods can be used to reduce fever. Use warm water to wipe the forehead, armpits, groin and other areas rich in capillaries, or take a warm bath. It is necessary to go to the hospital to determine the cause of persistent fever in order to carry out targeted treatment, and not randomly use drugs.