The correct term for a dental bubble should be periodontal abscess or alveolar abscess, and the main method of eliminating the abscess is to drain the pus as follows. 1. Periodontal abscess: When pus forms you can choose to drain it from the periodontal pocket or the gingival surface depending on the location of the abscess and the thickness of the surface mucosa. Drainage from the periodontal pocket is to use a periodontal probe to pierce the abscess cavity from the inner wall of the pocket, and drainage from the gingival surface is to incise and drain the abscess under local anesthesia. 2. Alveolar abscess: when the abscess appears more obvious fluctuating sensation, or when there is pus in the puncture, after local infiltration anesthesia or surface anesthesia, incision and drainage of pus, placing rubber strips to drain, until there is no pus outflow. 3. You can take the appropriate oral antibiotics for anti-inflammatory treatment, such as cephalosporin, metronidazole, etc., but also need to treat the original disease of the teeth, such as periodontitis need to carry out periodontal treatment, apical periapical inflammation need to carry out endodontic treatment, and so on. It is recommended to go to the hospital in time to receive regular treatment, the use of drugs need to follow the doctor’s instructions.