After the skin is broken and swollen, the first thing to do is to deal with the wound, disinfect the wound, apply medication, and if necessary, systematically use anti-infective drugs. After the skin is broken, the wound should be cleared in time, can use saline and hydrogen peroxide to clean the wound, and then use mupirocin ointment and other drugs to prevent infection of the wound, and when the wound is large, it is also necessary to use sterile gauze to cover it. Infection caused by skin breakage and swelling need to systematically use anti-infective drugs, such as dengue caused by breakage and swelling need to be injected intravenously penicillin or cephalosporin drugs. Normally, we should keep the skin clean and hygienic, avoid scratching, and avoid touching the wound with water. Skin breakage and swelling should be timely to the hospital for consultation and treatment, specific medication should follow the doctor’s instructions.