Root blisters (blisters) need to be treated according to the cause, may be the emergence of gingival papilla abscess, periapical abscess and other diseases. 1. Gingival papilla abscess, if the usual plaque and calculus are not cleaned in time or there is food impaction and other situations, may lead to gum irritation, this symptom, you can promptly seek medical treatment for scaling treatment, remove plaque and calculus, but also under the guidance of the doctor to use anti-inflammatory drugs, such as metronidazole, ornidazole and so on. 2. Periapical abscess, if there has been a periapical abscess, pus gathered together, may produce root blistering symptoms, you can promptly seek medical treatment for root canal treatment, to avoid aggravation of the symptoms. Usually need to do a good job of dental care health care, diligent brushing and rinsing, light diet.