Tongue blistering may be food irritation, patients should adjust their diet in time, it may also be caused by mucous gland cysts, patients can take surgical treatment, patients with oral ulcers can take medication. 1. Food irritation: When patients eat irritating or too hot food, it may lead to tongue blistering. Patients are advised to adjust their diet in time and eat less spicy and stimulating foods, such as chili peppers and garlic, etc., which should be sufficiently cooled before eating. 2. Mucous gland cysts: For tongue blistering caused by mucous gland cysts, patients can follow the doctor’s instructions for surgical treatment, mainly for surgical removal of cysts, sublingual gland excision and other surgical methods. 3. Mouth ulcers: patients with mouth ulcers can follow the doctor’s instructions to use compound benzocaine gel, compound lidocaine cream and other pain relieving drugs, but also can use recombinant bovine basic fibroblast growth factor gel, recombinant human epidermal growth factor gel and other drugs to promote healing. Medication should be used as prescribed by your doctor. Tongue blisters may be caused by food irritation, which does not require special treatment. If it is caused by a disease, the patient should consult a doctor and follow the doctor’s instructions. Mouth ulcers should also be treated in a timely manner, and patients should not self-medicate or take medication.