Repeated fever should be treated first, if the axillary temperature is not more than 38.5 ℃ can use physical cooling, such as using cooling paste on the forehead, drink more warm water, pay attention to rest. If the axillary temperature is more than 38.5℃, in addition to the above treatment, we should use ibuprofen to reduce fever. In addition to the above treatment for fever, we should also look for the cause of fever, fever in addition to infectious diseases, there are also non-infectious diseases. Infectious diseases include bacterial, viral, fungal, tuberculosis, mycoplasma, chlamydia and other infectious diseases, and non-infectious diseases include rheumatic diseases, Kawasaki disease and so on, which can cause recurrent fever. Therefore, it is recommended that children with recurrent fever go to the hospital for examination to find out the cause and then deal with the cause of the disease.