1.Vitamin C Apply 2 tablets of vitamin C to the ulcer surface in powder form 3 times a day, the pain can be significantly reduced and the ulcer surface will heal in about 3 days. 2.Semeta Semicarb powder, evenly applied to the wound surface, 3 times a day. 3.Cimetidine Take 0.8g of cimetidine, grind it into powder, dip a sterile cotton swab into a small amount and apply it on the ulcer surface, prohibit drinking for 10 minutes, 4 times a day. The symptoms disappear after 36 hours of application, and the ulcer surface can be healed after 72 hours. 4.Cidi Iodine Place the tablet of cidi iodine on the ulcer surface and let it dissolve slowly, 1~2 tablets per hour. 5.Vitamin E pills After meals and before going to bed, puncture the vitamin E pills with a needle, squeeze out the liquid and apply it to the mouth ulcers, keep it for 1 minute, use the medicine 4 times a day, usually 3 days to heal. 6, honey After cleaning the mouth, use sterilized cotton swabs dipped in honey coated on the ulcer surface, do not eat. 15 minutes later, you can drink water to swallow the honey, and then continue to wipe, a day can be repeated several times wipe, to speed up the ulcer surface healing. 7, Yunnan Baiyao Yunnan Baiyao is applied externally to the wounded surface of the mouth ulcer, 2 times a day, generally 2-3 days to heal. 8, ginger water gargle with hot ginger water, 2-3 times a day, generally 6-9 times after this, the ulcer surface can be converged.