Children with a fever of 39.1 ℃ need to follow the doctor’s advice to use antipyretic drugs and physical methods of antipyretic treatment. It is also important to treat the cause of the fever. Fever is a common symptom of childhood, for the temperature ≥ 38.5 ℃ children need to use antipyretic drugs such as ibuprofen, acetaminophen and other antipyretic treatment under the guidance of a doctor. At the same time, warm water can be applied to the child’s forehead, reduce the clothing worn and other physical methods to lower the temperature, and encourage the child to drink more water. Meanwhile, the treatment of the cause of the disease is also very important for the recovery of body temperature, such as respiratory tract infections caused by bacterial infections, need to actively use antibacterial drugs such as cefaclor, cefdinir and other anti-infective treatment. All of the above drugs should be used under the guidance of a doctor, avoid self-medication. It is recommended that children with fever seek prompt medical attention and be evaluated for treatment by a specialist.