Children with fever does not go down, the main reason is to take an inappropriate way to reduce fever, or the disease is more serious, there is no reasonable treatment for the cause of the cause of the cause, the specific treatment is as follows: 1, the choice of fever, according to the temperature of the fever, timely and reasonable antipyretic drugs for treatment. Body temperature ≥ 38.5 ℃, you can apply antipyretic drugs to the treatment, in the choice of drugs, you can choose to take oral acetaminophen components of antipyretic drugs or ibuprofen components of antipyretic drugs, choose one can. However, within 1-2 hours after the application of antipyretic drugs, you should actively cooperate with all kinds of physical cooling treatment, in order to make the child’s temperature return to normal, or return to a more ideal temperature state. If you only apply antipyretic drugs and do not take any physical cooling methods, it may lead to unsatisfactory reduction of temperature, or after the temperature has not subsided much, the fever persists again. 2. If you don’t treat the cause of the illness in time, for example, if the fever is caused by bacterial infections, you only take oral antiviral drugs, which is not conducive to the treatment of the cause of the illness, and your child will have a fever that does not subside. The child may also have a fever that does not go away. So you should actively identify the cause of the disease, it is best to go to the hospital for a detailed examination, under the guidance of the doctor, give reasonable treatment.