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.

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.