There is no authoritative literature stating that Yin Qiao Dui Toxin Relief Pill has a therapeutic effect on mouth ulcers, Yin Qiao Dui Toxin Relief Pill can be used for the treatment of wind-heat colds and flu, fever and headache, etc. Mouth ulcers can be treated with topical medications, such as compound borax solution, cidium iodine tablets, watermelon cream, etc., as described below. The main ingredients of Yin Qiao Xie Tu Pill are honeysuckle, forsythia, mint, thorns, etc. It is suitable for wind-heat cold, fever and headache, cough, dry mouth, sore throat and other diseases. Its adverse reactions and contraindications are not clear, during the drug should avoid smoking and alcohol and spicy, cold, greasy food. Oral ulcers are usually treated with local medications, such as gargling with compound borax solution, taking cidiarid tablets, and using watermelon cream topically. All of the above medications should be used under the guidance of a doctor, and it is recommended to go to the hospital to receive professional treatment.