Mouth and tongue sores may be traumatic ulcers, recurrent aphthous ulcers, cancerous ulcers, etc., which need to correspond to the removal of irritating factors, medication and surgical treatment. 1. Traumatic ulcers: caused by obvious irritating factors, such as bite wounds or root stumps and crowns, can heal quickly after removing irritating factors, and root stumps and crowns can be removed. 2. Recurrent aphthous ulcer: its etiology is still unknown, with obvious self-limiting, recurrent, can use recombinant bovine alkaline fibroblast growth factor spray or tretinoin film to promote healing. 3. Cancer ulcers: mainly manifested as long-lasting ulcers, which need to be diagnosed and treated surgically. It is recommended that patients with mouth and tongue sores go to the stomatology department of regular hospitals in time, make a clear diagnosis according to the medical history and then treat the symptoms, and use medicines under the guidance of physicians.