Clinically there is no hanging water after the mouth ulcers, mouth ulcers may be mental environmental factors, low immunity or lack of vitamins and other causes, ulcers choose to regulate work pressure, taking immunomodulators or vitamins trace elements class drugs for treatment relief. 1. Adjustment of work pressure: patients in the long-term work pressure, will lead to the symptoms of mouth ulcers, it is recommended that patients adjust the work and life pressure, appropriate relaxation. 2. Take immunomodulators: when the patient’s immunity is low, mouth ulcers and pain symptoms may occur, you can choose to take immunomodulators for treatment and relief, such as transfer factor capsules, pidomod capsules and so on. 3. Take vitamin trace element drugs: when the patient lacks vitamins, the symptoms of mouth ulcers, you can choose to take vitamin B complex, vitamin C and so on. When patients have mouth ulcers, it is recommended to go to the hospital in time for examination and diagnosis, and under the guidance of the doctor for treatment, not unauthorized use of medication, in order to avoid the emergence of adverse symptoms.