Tetanus desensitization therapy is mainly for people who are allergic to tetanus antitoxin. Tetanus antitoxin is injected into the body in small amounts several times to achieve the purpose of desensitization. Tetanus desensitization therapy is generally divided into four injections of tetanus antitoxin, selected 1500IU/ml tetanus antitoxin 0.1ml, diluted to 1ml, for injection, observation for 20 minutes, if no allergic reaction and then continue to inject. The second injection selected 0.2 ml of antitoxin, plus 0.8 ml of saline, for the second injection, if normal then the third. The third selection of 0.3ml antitoxin, plus 0.7ml saline, continue to observe after injection, no abnormal reaction continue to inject the fourth. The fourth selection of 0.3 ml of antitoxin diluted to 1 ml of liquid for injection, each injection interval of 20 minutes, after the completion of all the injections continue to observe for 30 minutes, if there is an allergic phenomenon in the middle of the phenomenon, you should stop the injection in a timely manner, timely symptomatic treatment, or direct replacement of tetanus immunoglobulin. The above operation should be carried out in a professional medical institution, pay attention to keep the wound from being infected, avoid spicy and stimulating food, and pay attention to rest.