People with mouth ulcers can take Longdian Diarrhea Liver Pills under the guidance of a professional Chinese medicine practitioner if they have symptoms such as dizziness and tinnitus caused by dampness-heat of the liver and gallbladder (dampness-heat evils accumulating in the liver and gallbladder), but it does not have the effect of treating mouth ulcers exclusively, and mouth ulcers need to be consulted in time. Gentian Liver Pill is a proprietary Chinese medicine with the effect of clearing the liver and gallbladder and inducing dampness and heat. The composition of the drug includes 10 Chinese medicines such as gentian, firewood, zejiao, baked licorice and so on. It is mainly used for the treatment of dizziness, red eyes, dystocia (pain in the area of the ribs), bitter taste in the mouth, tinnitus, deafness, redness of urine, and wet-heat leucorrhea caused by damp-heat in the liver and gallbladder. Those who are allergic to the drug composition of Gentian Diarrhea Liver Pill are prohibited from taking it. Pregnant women, people with cold stomach and allergic individuals should be cautious. Those with weak spleen and stomach should not take it for a long time. Children, old and weak, lactating women, people with loose stools (thin and unformed feces) and people suffering from hypertension, kidney disease and other chronic diseases should take the medicine as prescribed by the doctor. Avoid smoking, alcohol and spicy food while taking the medicine. For those who suffer from mouth ulcers with the above mentioned conditions and need to take the medicine, please take it under the guidance of a professional Chinese medicine practitioner.