The first choice for fever caused by bacterial infection in adults is anti-infection, using sensitive antibacterial drugs to target the cause of the disease. On this basis, the fever can usually be treated by physical cooling, drugs or intravenous drip according to the degree of fever. Anti-infection is the basic treatment, the use of sensitive antibacterial drugs to target the cause of the treatment, only after the control of infection, the body temperature will be completely normalized. On the basis of anti-infection, symptomatic treatment can be combined with fever reduction. If the body temperature is 37.3-38 ℃, mainly to physical cooling, can be used to physical cooling methods (such as: wet towel cold compress forehead, warm water bath, drink more hot water, etc.) to reduce fever treatment, can help reduce fever. If the temperature is greater than 38.5, oral antipyretic medication is needed to reduce fever, such as oral ibuprofen or acetaminophen. If the bacterial infection is more serious and oral medications are not effective in reducing fever, intravenous antibiotics will be needed for antibacterial treatment. If the physical cooling effect is not good, then you should seek medical advice, take medication as prescribed, and make a clear diagnosis so as not to delay the condition.