Bacterial infections need to be treated quickly with antibacterial drugs, and local tissue damage can be treated with debridement procedures. In the process of treatment, it is also necessary to promptly carry out ventilation and cooling and other general treatment. 1. General treatment: bacterial infection can easily lead to fever, dyspnea and other complications. Fever can be effectively treated by taking antipyretic drugs such as acetaminophen and aspirin under the guidance of a doctor. If there is dyspnea, oxygen supplementation is needed. 2. Drug treatment: bacterial infection in the treatment, need to drug antibacterial treatment as the main program, should be based on the type of pathogen infection and the patient’s own drug sensitivity test results to choose the appropriate antibacterial drugs to use. Commonly used antibacterial drugs are penicillin, roxithromycin and so on. 3. Surgical debridement: As bacterial infection may cause local tissue inflammation or subcutaneous abscess, etc., it will cause compressive damage to the surrounding connective tissue. Therefore, for larger subcutaneous injuries, incision and debridement can be performed. After bacterial infection occurs, you should choose the appropriate medication under the guidance of the doctor, do not self-medicate, and actively treat the symptoms of complications.