Fever in infants and young children can be treated by physical cooling, medication and surgery according to the cause of the disease. Fever in infants and young children is usually caused by infections of pathogenic microorganisms such as bacteria and viruses, or inflammation in the brain. 1. Physical cooling: when infants and young children have a fever, you can use warm water to wipe the body, or use a warm towel on the forehead of infants and young children, to prevent damage to the brain, to play a role in lowering the temperature, and more appropriate hydration for infants. 2. medication: if the fever of infants and young children is too high, reaching 38.5 ℃, can be in the doctor’s advice and guidance, the use of ibuprofen suspension coagulant, acetaminophen and other medications to lower the temperature of the treatment, in the use of medication, pay attention to a reasonable balanced diet. Upper respiratory tract infection is a common cause of fever in infants and young children, virus-induced colds generally do not require special treatment, if the combination of bacterial infections can be prescribed by the application of amoxicillin clavulanate potassium granules and other antibacterial drugs. 3. Surgical treatment: If the infant’s meninges have effusion, purulent meningitis and other conditions, thus triggering fever, if necessary, according to the condition of the doctor’s advice to choose surgical treatment, during the period of time to timely and regular detection of the infant’s body temperature. If the symptoms of fever in infants and children cannot be effectively relieved, they should go to the hospital for detailed examination and symptomatic treatment to avoid affecting the growth of infants and children. The above drugs should be used under the guidance of a doctor to avoid unnecessary harm caused by wrong use.