Gums can be categorized into periodontal abscess and periapical abscess according to the source, requiring periodontal treatment or root canal treatment. 1. Periodontal abscess: periodontal abscess gums long abscess situation if not serious, just a slight periodontal abscess, generally can be used under the guidance of the doctor’s medication, such as metronidazole, tinidazole, cefuroxime, can effectively relieve the inflammation, the situation is serious can be cut to drain the pus, the inflammation is under control need to be carried out periodontal treatment such as cleaning, scraping, and so on. 2. Apical periodontitis abscess: apical periodontitis abscess from the gums may also form the gums long pus, this time need to carry out thorough root canal treatment in order to cure. If there is any discomfort during the treatment, it is recommended to consult a doctor in time for examination and treatment, and the use of medication should be in accordance with the doctor’s instructions.