Mouth ulcers medication is mostly symptomatic treatment, commonly used drugs can be treated with the same symptoms of different diseases, generally do not belong to the mouth ulcers of special drugs, including anti-inflammatory drugs, analgesic drugs, glucocorticoid drugs. 1. Anti-inflammatory drugs: 0.1% potassium permanganate solution, 0.1% isacridine solution, 0.1% triamcinolone ointment, as well as containing chlortetracycline, chlorhexidine, surface anesthetics, glucocorticosteroids such as film. 2. Analgesic drugs: lidocaine gel or spray, benzydamine spray or gargle. 3. Glucocorticoid drugs: Trimethoprim oral paste, dexamethasone ointment or spray, betamethasone gargle and so on. All of the above drugs should be used under the guidance of a doctor, it is recommended to go to the hospital to receive regular treatment.