Mouth Sores Ulcer Symptoms belongs to the category of Mouth and Tongue Sores Symptoms in Traditional Chinese Medicine. Gypsum can be used to treat mouth and tongue sores when combined with ice chips and borax, such as Pong Sha San. Gypsum is sweet and pungent in flavor, cold in nature, and belongs to the lung and stomach meridians. Used in raw form, it has the effects of clearing away heat and fire (removing heat and fire from the body), removing vexation and quenching thirst; used in calcined form, it can collect dampness, regenerate muscles, astringe sores and stop bleeding. This product is suitable for strong heat, excessive sweating, thirst, lung heat, asthma and cough, headache, gums red and swollen headache, eczema itching, sores and carbuncles ulceration sores difficult to heal, water and fire burns. Gypsum can be used with ice chips, borax, qingdai, such as pong sand san, used to treat mouth and tongue sores. The adverse reactions and contraindications of Gypsum are not clear, and it is not suitable for people with spleen and stomach deficiency (spleen and stomach weakness and cold) and non-solid heat. Drugs must be used under the guidance of a doctor, do not blindly self-medication.