Raw gypsum powder, i.e. raw gypsum polished into powder, is effective in clearing heat and diarrhea (removing heat and fire from the body), etc., and is useful in treating exogenous heat illnesses, etc. It should be used in accordance with medical advice. Gypsum belongs to the sulfate minerals, gypsum pungent, sweet and cold, belonging to the lung and stomach meridian, long in the clearing of heat and diarrhea, in addition to the annoyance of thirst, often used in the treatment of fever, high fever and thirst, lung fever, coughing and wheezing, stomach fire, headache and toothache, mouth and tongue sores, and so on. Gypsum with Zhimu can clear Yangming stomach heat greatly enhanced, and nourish the stomach and moisten dryness without harming the yin. Apply to heat disease middle or extreme stage yangming qi heat and symptomatic see strong heat, irritable thirst, face red, pulse flood, etc., consume thirst disease above consume, in consume mainly. Gypsum with gardenia is heart and spleen two clear, make the internal depression of fire to be dissolved, the upper inflammation of fire to be dispersed. Apply to spleen and stomach fire (fire evil invade spleen and stomach) of mouth sores and halitosis, thirst and easy to starve, child spleen heat get tongue, and warm fever disease see strong heat and face red, thirst and lead to drink, sweat and bad heat. Gypsum is usually used as a decoction for internal use. Where Yang deficiency and cold evidence, spleen and stomach weakness and blood deficiency, Yin deficiency fever with caution. It is recommended to use the medicine under the guidance of a doctor.