Anaphylaxis is a more serious shock, is the outside world some antigenic substances into the sensitized organism, within a short period of time triggered by a serious systemic allergic reaction, sudden and intense, if not timely treatment can often be life-threatening. In the process of anaphylaxis rescue, the most critical is to keep the airway open, maintain effective respiratory and circulatory function, anaphylaxis rescue process is as follows: 1, immediately detach from the allergen or allergenic substances; 2, ensure that the patient’s airway is open, immediately give oxygen, if necessary, give tracheal intubation; 3, establish intravenous access, pay attention to monitoring the patient’s vital signs, especially heart rate, blood pressure and respiratory conditions 4, actively carry out anti-allergy treatment, commonly used drugs, including epinephrine, glucocorticoids, paracetamol or promethazine, but the above drugs need to be used under the guidance of a professional doctor; 5, the occurrence of respiratory and cardiac arrest, cardiopulmonary resuscitation should be carried out urgently to rescue treatment.