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Da Chaihu Tang

Name

Major Bupleurum Decoction

  1. 大柴胡湯
  2. 大柴胡汤

The Prescription of Da Chaihu Tang

Source

The book Jin Gui Yao Lue

Ingredients

Explanation

Chai Hu: The principal drug, being bitter and pungent in flavor and slightly cold in nature, clearing away heat through the superficies of the body to relieve exterior syndrome.

Huang Qin: Working together with Chai Hu to clear away heat and mediate Shaoyang and expel pathogens in it.

Da Huang and Zhi Shi: Purging accumulated pathogenic heat in Yangming.

Shao Yao: Relieving spasm and pain, getting together with Da Huang to treat abdominal pain of excess type, combining Zhi Shi to creat incoordination between Qi and blood.

Ban Xia: Keeping the adverse flow of Qi downward to arrest vomiting, treating obstinate vomiting and hiccup in large dose and compatible with Sheng Jiang.

Da Zao and Sheng Jiang: Working together to regulate Ying and Wei and temper the actions of all the other ingredients.

The Effect of Da Chaihu Tang

Effect

Mediating Shaoyang and purging accumulated heat in the interior.

Indications

Combined syndrome of Shaoyang and Yangming, marked by alternative attack of fever and chills, fullness in the chest and hypochondrium, intractable vomiting, mental depression and mild restlessness, distending pain in the epigastrium or epigastric fullness and rigidity, constipation or diarrhea with heat, yellow tongue coating and wiry forceful pulse; including such diseases with the above symptoms as acute simple intestinal obstruction, acute pancreatitis, acute cholecystitis and biliary calculi.

Administrations

Decocted in water for oral dose to be taken twice.