The 3-minute cure for mouth ulcers is limited to the use of narcotic medications to relieve pain and is not curative and is usually used only when the pain is unbearable and interferes with eating. If you want to cure mouth ulcers, 3 minutes is not enough time, there are a variety of treatment means. First, drug treatment: 1, gargle solution: furacilin solution, compound borax solution, dichlorobenzene ethane hydrochloride solution, etc., can play a role in anti-inflammatory; 2, tablets: cetiolium tablets, diquantinium chloride tablets, etc., with broad-spectrum bactericidal, astringent effect; 3, film: with a protective ulcer wound, reduce pain, prolong the effect of drugs. It needs to be proportioned by doctors, usually adding anti-inflammatory and anesthetic drugs to sodium carboxymethylcellulose, etc.; 4. Dispersions: local application of compound cortical dispersion, watermelon cream, ice borax, etc., can play a role in reducing swelling and relieving pain. 2. Local closure: For ulcer wounds that do not heal for a long time or have obvious pain, local closure treatment can be carried out. Tretinoin or prednisolone plus lidocaine can be used, infiltration injection in the ulcer subcutaneous, with pain relief, promote the role of recovery. Third, physical therapy: intraoral irradiation with laser and ultraviolet light can be used to reduce traumatic exudation and promote healing. In addition, patients can eat more foods rich in vitamin C, vitamin B, vitamin E and zinc, including tomatoes, oranges, eggplant, carrots, etc. They also need to drink a lot of water and avoid smoking and drinking alcohol to help the ulcer heal.