When the fever of adults exceeds 38℃ or more, effective ways to reduce fever should be taken in time to help the body temperature return to normal. If the body temperature is not more than 38.5 ℃, you can first use physical cooling methods, do not have to use drugs immediately, you can use the following methods: 1, drink more water: patients in the fever period, you can drink more water to accelerate the body metabolism, in order to urinate to take away the excess heat in the body, which helps to reduce the body temperature. 2, bed rest: when the patient has a fever, often lead to general weakness, dizziness and other symptoms, during this period should pay attention to rest, maintain adequate sleep, avoid overwork and stay up late, so as not to aggravate the condition. 3, warm water or alcohol wipe: If the fever temperature is not high, you can cool down by warm water or alcohol wipe, focusing on wiping the forehead, palms, upper limbs and other parts of the body, wipe every 15 minutes is appropriate, and timely observation of body temperature changes. If the temperature exceeds 38.5 ℃, you can temporarily take ibuprofen granules, Anrex and other drugs. If the temperature still persists, the condition should not be delayed, and you should go to the hospital in time, assisted by laboratory tests, to clarify the cause of fever, and carry out symptomatic treatment for the cause of the disease.