1. TCM Wiki
  2. Xiehuang San

Xiehuang San


Powder for Expelling Pathogenic Fire in the Spleen and Stomach

  1. 泻黄散
  2. 瀉黃散

The Prescription of Xiehuang San


The book Xiao Er Yao Zheng Zhi Jue


  • Huo Xiang (Herba Agastachis) 12 g,
  • Shan Zhi Ren (Semen Gardeniae) 6 g,
  • Shi Gao (Gypsum Fibrosum) 15 g,
  • Gan Cao (Radix Glycyrrhizae) 6 g,
  • Fang Feng (Radix Saposhinkoviae) 9 g.


Shi Gao: One of the principal drugs, being pungent and sweet in flavor and very cold in nature, clearing away accumulated heat in the spleen and stomach.

Zhi Zi: The other principal drug, being bitter in taste and cold in nature, removing heat retained in the spleen and stomach.

Fang Feng: Dispersing pathogenic fLre hidden in the spleen.

Huo Xiang: Being aromatic and promoting functioning of the spleen, assisting Fang Feng in dispersing heat in the spleen and stomach.

Gan Cao: Purging pathogenic rire, regulating the stomach, tempering the actions of all the other ingredients.

The Effect of Xiehuang San


Purging latent pathogenic fire in the spleen and stomach.


Syndrome due to latent pathogenic fire in the spleen and stomach, marked by aphthae, halitosis, restlessness, thirst, hungriness, dry mouth and lips, reddened tongue, and rapid pulse; including such diseases with the above symptoms as stomatitis and periodontitis.


Decocted in water for oral dose to be taken twice (Taken originally in the form of powder)