Recurrent mouth ulcers at present there is no eradication method, patients with mouth ulcers can take medication, general measures and other treatment. 1. At present, there is no clinical cure for recurrent mouth ulcers, the cause of mouth ulcers is not clear, and it is considered to be caused by a variety of factors such as heredity, diet, immunity, etc. The patient should treat the mouth ulcers in time and pay attention to the diet and lifestyle habits. Patients with mouth ulcers should be treated promptly and pay attention to their diet and lifestyle. 2. Patients with mouth ulcers can follow the doctor’s instructions to use lidocaine cream, compound benzocaine gel and other pain medication, but also can use compound chlorhexidine gargle, concentrated tinidazole gargle gargle and other gargles. In addition, patients should also eat a light diet, eat less stimulating food, and clean the mouth in time. Mouth ulcers can not be cured, patients should consult a doctor in time and follow the doctor’s instructions for treatment. It is recommended that patients in their daily lives, appropriate exercise, ensure adequate rest, enhance physical fitness, pay attention to oral hygiene, the use of drugs need to comply with medical advice.