Herb Formulas Notebook

Da Cheng Qi Tang

Major Order the Qi Decoction

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Source: Discussion of Cold Damage (c. 220)
Author: Zhang Ji / Zhong-Jing

Category: Formulas that Drain Downward

Pattern: Excess Heat clumping in the Yangming, Yin Wei Mai Heat pain with Taiyin pattern.

Key Symptoms: Constipation and flatulance, abdominal pain and distention that increases with pressure, irritability and restlessness
Secondary Symptoms: Profuse sweating from the palms and soles or the head, tidal fevers, delirious speech, disorientation, cracked lips, dark scanty urine

Tongue: Red body with dry, yellow or black coating, maybe prickled
Pulse: Deep, or deep and excessive, rapid and slippery
Abdomen: Distended and painful that worsens with pressure, focal distention in epigastrium

Da Huang 6-12g (add near end)
Mang Xiao 9g (dissolve into strained decoction)
Zhi Shi 12g
Hou Po 15-24g

In the UK Mang Xiao must be replaced with Yu Li Ren.

Preparation: Decoction.

Actions: Vigorously purges Heat accumulation

Contraindications: Pregnancy, deficient patients without modification as may cause vomiting or diarrhoea

Extraordinary Vessel attributions come from Li Shi-Zhen's (1577-8) Exposition on the Eight Extraordinary Vessels (Qi Jing Ba Mai Kao), trans. Chace & Shima (2009). The text only states "Cheng Qi Tang" potentially meaning any of the decoctions that end in this name.


Ploberger (2017), in Westliche und traditionell chinesische Heilkräuter, offers the following alternative using western herbs:

Radix et Rhizoma Rhei(Rhubarb root)9g(Emperor)
Radix Barbanae(Burdock root)4g(Minister)
Herba Menthae(Peppermint)3g(Assistant)
Percarpium Citri ret. (Orange peel)3g(Minister)

Research Links:
Science Direct
Google Scholar
Journal of Chinese Medicine
American Dragon

Reference Notes: (click to display)

These pages are intended to assist clinicians and are not intended for self-diagnosis or treatment for which a qualified professional should be consulted.