Inflammation and blistering of the gums, the first step is to identify the causes of gum inflammation, including herpes, periapical fistula, gingivitis, etc., according to the different causes of different medications or surgical treatment. 1. Herpes: If the gums blistering may be herpes simplex of the oral cavity caused by herpes virus infection, accompanied by inflammation, you can take oral acyclovir for antiviral treatment, if there is an ulcer formation, you can also local spray watermelon cream. 2. Periapical fistula: If the periapical inflammation is not treated in time, the fistula is formed on the surface of the gums, and there are symptoms of local inflammation and blistering, it is recommended to go to a specialized hospital in time for consultation, root canal treatment or open pulp drainage. 3. Gingival abscess: gingivitis is mainly caused by plaque gum abscess, localized swelling will appear blistering, it is recommended that periodontal scaling and periodontal scraping using hydrogen peroxide solution to thoroughly remove plaque, the use of cephradine dispersible tablets to eliminate inflammation. Inflammation of the gums blistering may also have other causes, it is recommended to go to the dental specialist, a clear diagnosis, the cause of the treatment. The above drugs should be used under the guidance of a doctor.