Gypsum can be used for external fever, high fever and thirst, cough and wheezing with lung heat, hyperactivity of stomach fire, headache and toothache. Gypsum belongs to traditional Chinese medicine, it is a sulfate gypsum mineral gypsum, with the effect of clearing heat and fire and quenching thirst, mainly used for external fever, high fever and thirst, lung heat and coughing, hyperactivity of stomach fire, headache, toothache. Gypsum can be used with Zhi Mu to enhance the effect of clearing stomach heat in Yangming, and is suitable for those with excessive heat in the qi portion, such as strong heat, vexation and thirst, and redness of the face. Caution should be exercised when there is weakness of the spleen and stomach, or when there is blood or Yin deficiency with fever. Chinese medicines need to be used under the guidance of a Chinese doctor to identify the symptoms, and individuals should not use them blindly to avoid adverse consequences.