The treatment of fever at the beginning depends on the degree of fever specifically, according to the degree of fever treatment, such as drinking more water, physical cooling, medication and so on. Choose the right treatment according to the degree of fever, when the body temperature of 37.3 ℃ ~ 38 ℃ belongs to low fever, drink more warm water, replenish enough water, and physical cooling; body temperature of 38.1 ℃ ~ 39 ℃ belongs to moderate fever, not relieved after drinking water, physical cooling, medication can be carried out, such as ibuprofen, acetaminophen, etc., and the fever also needs to be treated for the primary disease. Prohibit the use of alcohol during the medication, avoid eating spicy food, so as not to reduce the effectiveness of the drug. If you have a fever, you need to go to the hospital as soon as possible, by the doctor according to the specific conditions, to develop individualized diagnosis and treatment plan, so as not to delay the condition.