It is not advisable to reduce the fever of the adult cold and fever prescription, you need scientific treatment, can be through physical cooling or medication. Cold is a kind of upper respiratory tract infection, most of them are caused by viral infection, after the virus infects the human body, the body will produce an immune response, which will cause abnormalities in the thermoregulatory center, resulting in symptoms of body fever. If the fever temperature is not high, less than 38.5 ℃, can be through physical methods to cool down, such as alcohol rubbing skin, etc.; if the fever temperature is high, body temperature more than 38.5 ℃, can be given under the guidance of the doctor antipyretic and analgesic drugs to reduce fever, such as acetaminophen and so on. Fever can also be caused by other diseases, such as recurrent fever, it is recommended to consult the doctor in time, improve the examination, under the guidance of the doctor reasonable treatment. Be careful not to self-medicate, so as not to delay the condition.