8 months old baby always low fever does not go away, to identify the cause of the baby fever, if it is a short period of time low fever does not go away, it may be due to the cold or shock and other factors caused by the identification of the cause to give treatment of cold medication, or shock medication for oral administration, after the back can be given to the spinal points of chiropractic, is also conducive to fever in children. In the case of low fever, physical cooling is the mainstay, and no oral antipyretic drugs should be given to avoid affecting the liver and kidney functions. If the low fever is caused by immune deficiency, you can give oral medication to improve immunity, commonly used are transfer factor oral solution or pidomod oral solution, etc. If the 8-month-old baby has a long-term low fever, it is not excluded whether the baby is suffering from special diseases such as tuberculosis, and it is necessary to take the 8-month-old baby to the hospital for detailed examination and further give symptomatic treatment.