When treating mouth ulcers, the drug should be held in the mouth for 3 minutes, and the specific dosage should be consulted with a professional doctor. Rehabilitation new liquid is a kind of Chinese patent medicine, with the effect of nourishing yin and regenerating muscle, and facilitating blood circulation. The drug can be taken internally to treat gastric pain and bleeding caused by blood stasis and obstruction, gastric ulcers, duodenal ulcers, as well as auxiliary treatment of yin deficiency consumption, tuberculosis, the drug can also be used externally to treat trauma, ulcers, fistulas, gold sores, burns, bedsores and other wounds and other conditions. The drug can also be used for the treatment of mouth ulcers, which is administered by gargling with Rehabilitation New Liquid for 3 minutes. As this drug is a medication that can be taken orally, it can also be swallowed after gargling. The exact dosage should be prescribed by the doctor as it varies from patient to patient due to the individual’s general condition, severity of the disease and other factors. It should be noted that people who are allergic to any component of this drug are prohibited from using Rehabilitation New Liquid, and infected wounds should be debrided before using this drug, and then sterile gauze soaked with this drug should be stuffed or applied to the affected area. The adverse effects of the drug is not clear, patients with serious discomfort during the use of the drug, should consult a doctor in a timely manner. Patients with oral ulcers should follow the doctor’s instructions to use the drug, avoid blindly using the rehabilitation of new liquid, so as not to delay the condition.