There is no fastest way to eliminate lip ulcers. When symptoms appear, they can be improved and treated by general treatment, physical therapy and medication. 1. General treatment: when the symptoms of lip ulcers appear, you should drink more water, avoid local dryness, take a light diet, avoid spicy stimulating food, reduce the local stimulation, which can alleviate the symptoms. 2. Physical therapy: If the area of the lip ulcer is large or more serious, you can use laser irradiation, microwave, ultrasonic atomization and other methods of treatment. 3. medication: you can use local oral ulcer gel, compound chlorhexidine gargle liquid and other drugs, but also oral prednisone tablets, vitamin B tablets and other drugs for treatment. When the use of medication, should be standardized under the guidance of professional physicians, if there is an adverse reaction, should go to the hospital in a timely manner for examination and diagnosis, to clarify the cause of the disease, as soon as possible for targeted treatment. Avoid adverse effects on the body.