The treatment for 13-year-old wisdom teeth with swollen and painful gums mainly consists of general treatment, medication and surgery. 1. General treatment: pay attention to rest. Eat fluids, light diet, avoid too hot, too spicy, too greasy food. Keep your mouth clean, rinse your mouth frequently, use mouthwash or salt water. 2. Drug treatment: antibacterial drugs, often oral metronidazole, clindamycin, can effectively control inflammation. Metronidazole is mainly for anaerobic infections. Clindamycin is mainly used for anaerobic infections, often with nausea, vomiting, rash and other adverse reactions. It needs to be used under doctor’s supervision. Topically rinse the blind bag repeatedly with 1% to 3% hydrogen peroxide solution and saline, or other sterilized solutions (e.g., 1:5000 potassium permanganate solution) until the overflow becomes clear. After local drying, put in 3% iodized glycerin. Rinse 1 to 3 times a day. You can also go to the hospital to use periodontal instruments to clear the wound and help remove food debris, plaque and calculus. 3. Surgical treatment: After the swelling and pain of the gums subside, the tooth that is the source of the disease should be further treated to prevent recurrence. If the teeth are in the right position, can erupt normally, and have the opposite teeth to exercise the chewing function, can do pericoronal gingival flap wedge resection. If removal of the gingival flap also fails to eliminate the blind pocket, the focal tooth should be extracted. 13-year-old long wisdom teeth swollen and painful gums, it is recommended to go to the regular hospital as soon as possible to check the diagnosis and treatment, the use of drugs need to follow the doctor’s instructions.