When fever occurs at night, the treatment is the same as during the day, first of all, the temperature should be measured to ensure that the body temperature does not exceed 38.5 ℃, if the body temperature is not too high, below 38.5 ℃, drink more water, more rest or use physical cooling to reduce fever, the effect is better. Children can use pediatric massage and adults can use fever-reducing patches on the forehead, neck and back to reduce fever. If the fever is high, above 38.5℃, adults can insert indomethacin suppositories in the anus for fever-reducing treatment. If the child is six years old or older, a fever-reducing suppository can be inserted into the child’s anus for fever-reducing treatment, or oral ibuprofen suspension or acetaminophen suspension can be given for fever-reducing treatment. If the child is under three years old, try to use oral medication, such as ibuprofen suspension for antipyretic treatment, and antelope horn granules need to be taken to prevent the occurrence of febrile convulsions.