Death due to anaphylaxis occurs within minutes, so it is important to deal with it quickly. First, epinephrine can be given immediately, 0.01mg per kg of body weight in children according to kg of body weight, the maximum dose is 0.5mg, and 0.5mg for the first time in adults, given subcutaneously or intramuscularly, and repeated once in 15 minutes if necessary. Second, anaphylaxis can also be given glucocorticoid therapy, the course of treatment is generally not more than 3-5 days, or dexamethasone can be diluted with 5% glucose injection and then sedated, generally 1-3 days of medication. Third, salbutamol can be used to dilate the bronchial tubes inhaled epinephrine to treat asthma. Fourth, some anti-allergy drugs can be used.