There is an abscess on the alveolus, if the location of the abscess is close to the site of the gum margin, it suggests that it is suffering from a periodontal abscess, in the acute stage of inflammation after the formation of the abscess, it is necessary to do the periodontal pockets of the rinsing of the medication, with hydrogen peroxide and physiological saline rinse the periodontal pockets repeatedly and in the periodontal pockets of the tincture of iodine, iodine glycerine, or minocycline hydrochloride ointment for the local anti-inflammatory. If the fluctuating sensation of the abscess is strong, it suggests that there is pus in the abscess, and then it is necessary to make an incision to drain the pus. If the location of the abscess on the gums is close to the mucous membrane of the apical area, it suggests that the tooth suffers from chronic periapical inflammation, periapical inflammation of the tooth will lead to redness, swelling, pressure and pain in the corresponding mucous membrane, and even repeated abscesses. For these patients, root canal treatment should be performed to remove the infected pulp tissue in the root canal cavity and remove the source of infection, and the inflammation at the root tip will be gradually metabolized and absorbed by the body. In the acute stage of inflammation, anti-inflammatory drugs, such as oral cephalosporin and metronidazole tablets, can be taken orally to assist in the anti-inflammatory process.