The treatment of oral ulcers usually includes general treatment, as well as local medication and systemic medication, mainly for the purpose of local anti-inflammation, relief of oral pain and promotion of ulcer healing. In addition, other treatment methods can be used as auxiliary treatment.1. General treatment: daily you can eat more vegetables and fruits, appropriate amount of water, keep the stool smooth and the mouth moist. Ensure sufficient sleep, avoid excessive fatigue, maintain an optimistic state of mind, and strengthen physical exercise to enhance their own immunity and promote recovery; 2. Local medication: local medication treatment is preferred for mouth ulcers, such as using local anesthetic drugs like lidocaine syrup and benzocaine gel applied to the ulcer surface, which can have a pain-relieving effect. The use of drugs such as gargle, cetiolide tablets, etc., to play an anti-inflammatory role, you can also use topical watermelon cream, rehabilitation of new liquid to promote the healing of the ulcer surface; 3, systemic drug therapy: If the ulcer is more serious or recurrent, you can use immune preparations combined with local medication, such as levamisole, can enhance immune function and relieve the symptoms of ulcers. If it is due to a lack of vitamins, such as vitamin C and vitamin B, vitamin C tablets or vitamin B complex tablets can be added. Chinese herbal medicine can also be used, and under the guidance of a regular Chinese medicine practitioner’s diagnosis and treatment, Chinese herbal soup or Chinese medicine can be taken for treatment; 4. Other treatments: In addition to local and systemic medication, physical therapy such as laser, microwave and ultraviolet light can be used to reduce the inflammatory response and promote the healing of ulcers. If you often bite or rub the ulcer surface, you can go to dentistry to adjust the bite relationship and grind away the sharp tooth edges. Although the cause of mouth ulcers is not very clear, it is self-limiting and usually heals in about 1 week, so patients should not worry too much.