When a two year old baby develops a low-grade fever, the treatment varies depending on the temperature and how long it lasts. If it lasts for a longer period of time, more than two weeks or longer, it is necessary to exclude whether it is tuberculosis as well as other immune system diseases, and it needs to be further treated under the guidance of the doctor after a detailed examination in the hospital. If it is a short-term low fever, mental state is good, it may be respiratory, urinary or mild manifestations of the disease, according to the baby’s symptoms to give medication, at the same time the temperature temperature is lower than 38.1 ℃, do not need to give oral antipyretic drugs for treatment, you can give the baby to drink more warm water, drink warm water diligently, or with warm water repeatedly and constantly wiping the way to antipyretic treatment, or with antipyretic patches are also available! If your baby has a low-grade fever, you can give him or her oral antipyretic medication to reduce the fever by drinking warm water, drinking warm water often, or wiping him or her with warm water repeatedly.