Mouth and tongue sores treatment policy: to eliminate the causes of disease, strengthen the body, symptomatic treatment. Treatment: should adhere to the combination of systemic treatment and local treatment, the combination of traditional Chinese and Western medicine treatment, physiological and psychological treatment. Symptomatic treatment: oral vitamin B, C, can enhance the body’s resistance, help ulcer healing. If the pain is obvious, the ulcers are more numerous, and the intervals are shorter, immunomodulatory drugs such as levamisole, transfer factor or thymosin can be tried. Glucocorticoids such as prednisone can also be used. Drug treatment: 5% gentamycin cod liver oil paste, 1% hydrocortisone or prednisone paste. Proprietary Chinese medicines such as ice boron powder, tin-like powder, nourishing yin and muscle growth powder. It is advisable to eat more vegetables and fruits rich in vitamin B and vitamin C, such as apples, celery, spinach, and forbid foods that can easily induce mouth ulcers, such as cinnamon and chili.