Painful ulcers at the root of the tongue obviously affect eating and speech, and the treatment policy is based on eliminating the causes, strengthening the body and treating the symptoms. The treatment method should insist on the combination of systemic treatment and local treatment, Chinese and Western medicine treatment, and physiological and psychological treatment. Vitamin B and C can be taken orally, which can enhance the body’s resistance and help the ulcer heal. For obvious pain, more ulcers and shorter intervals, immunomodulatory drugs such as levamisole, transfer factor or thymidine can be used for treatment, and glucocorticoids such as prednisone can also be used for treatment. medication with 5% gentamycin, cod liver oil paste, 1% hydrocortisone or prednisone paste, and Chinese medicines such as bing bao san, tin type The medicine is used to prevent secondary infection. For ulcers that are large and deep and do not heal for a long time, one should be alert to the possibility of cancer, and a biopsy is needed to make a clear diagnosis.