Chinese medicine gypsum can be taken, raw gypsum can be decocted and used, calcined gypsum is usually used externally. Gypsum is sweet, pungent and cold, belonging to lung and stomach meridian, raw gypsum has the efficacy of removing vexation, quenching thirst, clearing heat and fire (removing heat and fire from the body), and is used in the treatment of lung-heat, asthma and cough, external fever, high fever and thirst, hyperthermia, internal heat and thirst, and headache and toothache, etc. It is usually decocted, and it should be decocted and broken up for use first. Calcined with muscle growth, stop bleeding, dampness, astringent sores, can be used for eczema, itching, ulcers do not converge, bleeding wounds, water and fire scalded and other diseases, usually powdered and sprinkled on the affected area. This product is not recommended for people with spleen and stomach deficiency and cold (spleen and stomach weakness and cold) and non-solid heat, adverse reactions are not yet clear. Please do not use the drug by yourself, if you are not feeling well, please use it under the guidance of a doctor.