Gums have pus flow with gum abscess, periodontal abscess, alveolar abscess and so on, patients can follow the doctor’s advice with medication or surgical treatment. 1. Gingival abscess: Gingival abscess is usually caused by gingivitis, which can be controlled by metronidazole, cefixime and other drugs as prescribed by the doctor, and the abscess can be incised and the pus can be drained, so as to alleviate the pain and swelling caused by the abscess and other uncomfortable symptoms. Some patients can also be used to rinse the gingival sulcus with saline and 1%~3% hydrogen peroxide solution after surgery. Periodontal sequence treatment is carried out at a later stage. 2. Periodontal abscess: clear periodontal abscess caused by pus outflow from the gums, feasible abscess incision and drainage treatment, and thoroughly rinse the abscess cavity after surgery. Some patients in daily life, can also follow the doctor’s instructions with chlorhexidine solution, hydrogen peroxide solution gargling, but also oral amoxicillin, azithromycin and other antibiotic treatment. Later periodontal sequence treatment. 3. Alveolar abscess: in the acute stage, the alveolar abscess should cooperate with the doctor to open the pulp drainage, incision and drainage of pus, adjusting and grinding and other treatments, but also the application of metronidazole, tinidazole and other drugs to fight infection. Accompanied by pain symptoms can be prescribed with ibuprofen, diclofenac sodium and other antipyretic and analgesic drugs. Root canal retreatment, apicoectomy, tooth extraction, etc. are feasible in some severe cases. It is recommended that people with pus coming out of the gums should consult a doctor for examination, and follow the doctor’s instructions for treatment after clarifying the cause of the disease, and should not indiscriminately use medication or foreign body stimulation.