Rapid cooling fever methods include taking antipyretic drugs, physical cooling, in addition to this, we should actively find the original cause of fever, for reasonable treatment. Fever is a kind of defense reaction of the body to resist disease, which is conducive to the elimination of disease-causing factors. Therefore, fever should be handled positively and cautiously. If the fever is high or persistent, antipyretic treatment can be taken. Commonly used antipyretic methods are: 1. Antipyretic drugs to reduce fever: when the body temperature exceeds 38.5 ℃, antipyretic drugs can be used, the World Health Organization recommended safe antipyretic and analgesic drugs there are two kinds, ibuprofen, acetaminophen. In the clinic there are oral types, and even suppositories and so on. 2. Physical hypothermia: when the body temperature is below 38.5 ℃, physical hypothermia can be considered, such as alcohol wiping, warm water bath, cold compresses and other treatments. 3. Patients need to consult a doctor in time, actively find the primary cause of fever, and carry out reasonable treatment under the guidance of the doctor. Fever need to go to the hospital to consult the consultation, clear cause of the disease, the cause of the treatment. Do not blindly use fever-reducing drugs, if you need to reduce fever, please follow the doctor’s instructions, or under the guidance of a doctor to reduce fever treatment.