Children for several days in a row at night fever usually certain diseases caused by different causes according to the cause of different drugs can be used to treat the cause of treatment and antipyretic drugs and other symptomatic treatment. 1. Infectious diseases: (1) Antibiotic treatment: if the blood test result shows elevated white blood cell count and elevated neutrophil count, it can be considered as bacterial infection, and antibiotic drugs such as cephalosporins can be used for treatment. (2) Antiviral therapy: If the routine blood test results show elevated white blood cell counts less than or equal to normal, neutrophil counts less than normal, and increased lymphocyte counts, it suggests the possibility of viral infection, and can be treated with antiviral medications (e.g., oseltamivir, etc.). (3) Antipyretic medication: If the child’s temperature is higher than 38.5 degrees, antipyretic medication such as ibuprofen or acetaminophen can be given, and physical cooling can be used as an adjunct, and physical antipyretic medication is recommended if the fever is only low. 2. Non-infectious diseases: Children’s continuous fever may also be caused by tuberculosis, Kawasaki disease, infectious mononucleosis, intracranial injury and other diseases. The above medications need to be used under medical supervision. If a child has severe fever symptoms for several consecutive nights, or if the symptoms continue to show no improvement, it is recommended to seek medical attention.