Author: Zhang Zhong-Jing, 張仲景
Year: c. 220
Source: Discussion of Cold Damage (Shang Han Lun, 傷寒論)
Category: Formulas that Clear Heat
Pattern: Jueyin Syndrome with Heat Toxins searing the Stomach and Intestines (Yangming)
Key Symptoms: Abdominal pain, tenesmus, burning sensation around the anus, thirst
Secondary Symptoms: Diarrhoea containing more blood than pus
Tongue: Red body with yellow coat
Pulse: Wiry and rapid, slippery, rapid and forceful
Abdomen: No rebound tenderness
Ingredients
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Bai Tou Weng
| 12-15g | |
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Pinyin: Bai Tou Weng
Chinese: 白头翁
Pharmaceutical: Radix Pulsatillae Chinensis
English: Pulsatilla Root / Chinese Anemone Root |
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Tastes: Bitter, cold
Meridians Entered: Large Intestine, Liver and Stomach |
Actions & Indications:
- Clears Heat, alleviates dysentery, cools the Blood and resolves Fire toxicity
Dysentery, Damp-Heat in the Stomach or Intestines, hematochezia
Toxic Fire dysentery
- Expels Gu Parasites
Chronic inflammatory disease (Fruehauf, 2015)
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Standard Dosage: 9-15g in decoction.
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Huang Lian
| 4-9g | |
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Pinyin: Huang Lian
Chinese: 黄连
Pharmaceutical: Rhizoma Coptidis
Taxonomy: Coptidis chinensis
English: Coptis Rhizome / Goldthread Rhizome |
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Tastes: Bitter, cold
Meridians Entered: Heart, Stomach, Large Intestine and Liver |
Actions & Indications:
- Clears Heat and drains Dampness
Damp-Heat in the Stomach or Intestines with diarrhoea or dysenteric disorder
Stomach Heat with vomiting and/or acid regurgitation
- Drains Fire and resolves Fire toxicity
Heat with Blazing Fire (Toxic Heat) with high fever. irritability, disorientation, delirium, a red tongue and a rapid, full pulse
Heat from Excess with toxicity: painful, red eyes and a sore throat
Boils, carbuncles and abscesses (Chuang Yung)
- Clears Heat and stops bleeding
Blood Heat with epistaxis, hematuria, hemafecia and hemoptysis
- Clears Heat topically
Infected wounds, red and painful eyes, ulcerations of the tongue and mouth (topical)
- Clears Heart Fire (sedative)
Heart Fire
Lack of communication between the Heart and Kidneys
- Drains Stomach Fire
Stomach Fire
- Aids fasting
Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of herbs which can, with protracted taking, improve memory. This may suggest it was part of supplementing the diet when engaging in an "avoiding grain" (Bigu 辟穀) fasting regime to cultivate life (Yangsheng 養生).
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Standard Dosage: 2-10g in decoction.
Cautions: It is contraindicated for deficiency-cold syndrome. Because its taste is extremly bitter and dryness, overdosage and long-time taking will impair spleen and stomach, yin and fluids. |
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Huang Bai
| 9-12g | |
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Pinyin: Huang Bai
Chinese: 黄柏
Pharmaceutical: Cortex Phellodendri
Taxonomy: Phellodendron amurense seu chinense
English: Amur Corktree Bark |
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Tastes: Bitter, cold
Meridians Entered: Liver, Gallbladder, Large Intestine, Kidney and Bladder |
Actions & Indications:
- Drains Damp-Heat especially from the Lower Jiao
Thick, yellow vaginal discharge, foul smelling diarrhoea or dysenteric disorder
Damp-Heat in the Lower Jiao
Hot Leg Qi with red, swollen, painful knees, legs or feet
Damp-Heat jaundice
- Drains Kidney Fire (False Heat, Deficiency Heat)
Kidney Yin Deficiency with Empty Fire Rising (steaming bone disorder, night sweats, afternoon fevers and sweating, occasionally with nocturnal emissions and spermatorrhea)
- Drains Fire and relieves Fire toxicity
Toxic sores and Damp-skin lesions (internally and topically)
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Standard Dosage: 6-10g in decoction.
Cautions: It is contraindicated for deficiency-cold syndrome. Overdosage and long-time taking will impair spleen and stomach. |
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Qin Pi
| 9-12g | | |
Pinyin: Qin Pi
Chinese: 秦皮
Pharmaceutical: Cortex Fraxini
Taxonomy: Fraxinus rhynchophylla seu bungeana seu chinensis seu paxiana seu szaboana seu stylosa
English: Ash Bark |
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Tastes: Bitter and cold
Meridians Entered: Liver, Gallbladder, Large Intestine |
Actions & Indications:
- Clears Heat, resolves toxicity and dries Dampness; astringes diarrhoea and dysentery
Diarrhoea, dysenteric disorders with blood in the stool
Vaginal discharge due to Damp-Heat
- Drains Liver Fire and benefits the eyes
Liver Fire affecting the eyes with redness and swelling of the eyes, styes or superficial visual obstruction
- Disperses Wind-Dampness
Wind-Damp-Heat Bi
Psoriasis (decoction used as a wash)
- Calms wheezing, stops coughs and resolves Phlegm
Wheezing and coughs due to Lung Heat
- Aids fasting
Mentioned in the Shen Nong Ben Cao Jing as part of the middle class of herbs which can, with protracted taking, keep the head from becoming white and make the body light. This may suggest it was part of supplementing the diet when engaging in an "avoiding grain" (Bigu 辟穀) fasting regime to cultivate life (Yangsheng 養生).
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Standard Dosage: 6-12g in decoction.
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Preparation: Decoction.
Actions: Clears Heat, resolves toxicity, cools the Blood, alleviates dysentery
Notes:
One liang is taken as 3g in modern sources but in Eastern Han times it was equivalent to 13.875g. This means that the dosages in classical formulae could have been more than 4x what is given today making them far higher than recommended safe dosages today but prompts consideration of what an effective dose may be (He, 2013).
Research Links:
Reference Notes: (click to display)
Most formulas are found in Scheid, Bensky, Ellis & Barolet (2009): Chinese Herbal Medicine: Formulas & Strategies and Chen & Chen (2015) Chinese Herbal Formulas and Applications. Others are from translations of primary sources. It is recommended that the original material is cross-referenced for mistakes and additional information.
Substitutions have been taken from Ken Lloyd & Prof. Leung (2004): Mayway UK Substitution List or the above publications and are intended as suggestions to help navigate the tight restrictions in the UK quickly. More applicable substitutions may be appropriate in specific situations.
Individual herb information has initially been sourced from TCM Wiki and American Dragon for basic data and then updated manually with my own notes.
These pages are intended to assist clinicians and are not intended for self-diagnosis or treatment for which a qualified professional should be consulted.