A rotting hole in the gums may be caused by apical periodontitis, periodontitis, gingivitis, etc., and can be treated with medication and surgery for the cause. 1. Periapical periodontitis: If it is periapical periodontitis that causes a rotting hole in the gums, you can use antibiotics such as metronidazole and cefixime under the guidance of a doctor. In addition, patients can also take root canal therapy, apical scaling, apicoectomy, pulp hemodialysis reconstruction and other ways of treatment. 2. Periodontitis: For periodontitis caused by rotting a hole in the gums need to use doxycycline, minocycline and other antibiotics under the guidance of the doctor. In addition, patients can effectively improve the symptoms through flap surgery, bone grafting, guided tissue regeneration, dental implants. 3. Gingivitis: If there is a hole in the gums caused by gingivitis, it is necessary to follow the doctor’s instructions to use hydrogen peroxide, chlorhexidine and other solutions for rinsing. If the shape of the gums can not be restored to normal after the inflammation subsides, the patient can receive gingivoplasty treatment. It is recommended that patients with a hole in the gums need to consult a doctor in a timely manner, the doctor will choose the appropriate method of treatment according to the patient’s condition.