Formula Database


Xiao Qing Long Tang

(Minor Blue-Green Dragon Decoction)

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

Category: Formulas that Release the Exterior

Pattern: Taiyang Wind-Cold invasion with Internal accumulation of thin mucus

Key Symptoms: Fever and chills (chills predominate) without sweating, cough, wheezing, sputum that is copious watery and white, stifling sensation in the chest, generalised sensation of heaviness or body aches
Secondary Symptoms: thirst, diarrhoea, urinary difficulty, superficial oedema (in severe cases), difficulty breathing when lying down, lower abdominal fullness

Tongue: Wet body with a thin, white coating
Pulse: Floating, or wiry and tight
Abdomen: Tight rectus abdominis muscle, splashing sounds in the epigastrium


Ingredients
Ma Huang 9g
Gui Zhi 6-9g
Gan Jiang 3-6g
Xi Xin 3-6g
Wu Wei Zi 3g
Bai Shao 9g
Zhi Ban Xia 9g

Subsitutions:
Ma Huang may be substituted with Zi Su Ye if difficult to obtain.

Xi Xin may be substituted with Wei Ling Xian if difficult to obtain.



Preparation: Decoction.

Actions: Releases Wind-Cold from the Exterior, transforms this mucus, warms the Lungs, directs rebellious Qi downwards

Contraindications: Long term use, or for conditions with Heat, coughing of blood or cough due to Yin deficiency. Caution in patients with hypertension.


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.