After being stuck by a nail, the wound should be treated with strict disinfection and debridement, tetanus immunoglobulin injection and medication. 1. Disinfection and debridement: after being stuck by an iron nail, the wound should first be flushed with saline to clean out the impurities in the wound. Then use hydrogen peroxide to clean, can effectively avoid tetanus infection. 2. Injection of tetanus immunoglobulin: Because there may be tetanus bacillus in the nail, therefore, after being stuck in the foot by the nail, you should promptly inject tetanus immunoglobulin to prevent tetanus infection. 3. medication: if the wound is big and the puncture wound is more serious, you need to use antibiotic medication under the guidance of a doctor, such as amoxicillin, penicillin, and so on. After being nailed in the foot, you should seek medical treatment in time, active treatment, to avoid infection of tetanus.