Yi Gan San
Classical TCM Formula Profile
Part of the HJMEDICAL TCM Discovery Center
抑肝散 · Yì Gān Sàn
A classical formula for Liver constraint with Spleen deficiency, irritability, and childhood night crying or spasms.
Quick Facts
- Formula Category
- Qi-Regulating Formulas
- Primary Pattern
- Qi Stagnation
- Primary Function
- Spread Liver Qi, calm Liver wind, strengthen Spleen
- Primary Therapeutic Principle
- Soften the Liver, strengthen Spleen and calm wind
- Classical Source
- Classical TCM formulary
- Available as Granules
- —
Formula Overview
A classical formula for Liver constraint with Spleen deficiency, irritability, and childhood night crying or spasms.
Therapeutic Principle
Traditionally selected when the presentation matches the core pattern of this formula.
Composition
(Sovereign / Minister / Assistant / Envoy)
Related Conditions
Related Health Topics
How does this formula compare?
| Compare | Yi Gan San | Xiao Yao San | Tian Ma Gou Teng Yin | Gan Mai Da Zao Tang |
|---|---|---|---|---|
| Primary Function | Spread Liver Qi, calm Liver wind, strengthen Spleen | Course Liver Qi, tonify Spleen, nourish Blood | Calm Liver Yang, extinguish internal wind, clear heat | Nourish the Heart, calm the spirit, soften urgency |
| Formula Category | Qi-Regulating Formulas | Harmonising Formulas | Liver-Wind Extinguishing Formulas | Calm the Shen Formulas |
| Typical TCM Pattern | Qi Stagnation | Qi Stagnation | Liver Fire | Qi Deficiency |
| Main Conditions | Anxiety Restlessness | Hypochondriac Distension ·Emotional Depression ·Poor Appetite ·Irregular Menstruation | Headache ·Dizziness & Vertigo ·Tinnitus ·Anxiety Restlessness | Anxiety Restlessness ·Insomnia ·Emotional Depression |
| Main Herbs | Bupleurum Root ·Chinese Angelica Root ·Chuanxiong Rhizome ·White Atractylodes Rhizome ·Poria / Hoelen | Bupleurum Root ·Chinese Angelica Root ·White Peony Root ·White Atractylodes Rhizome ·Poria / Hoelen | Gastrodia Rhizome ·Uncaria Stem with Hooks ·Abalone Shell ·Gardenia Fruit ·Scutellaria / Baikal Skullcap | Licorice Root ·Light Wheat ·Jujube / Chinese Date |
| Classical Source | Classical TCM formulary | Tai Ping Hui Min He Ji Ju Fang (Song dynasty) | Zhong Yi Nei Ke Za Bing Zheng Zhi Xin Yi (Hu Guangci, 1958) | Jin Gui Yao Lue (Zhang Zhongjing, Eastern Han) |
Clinical Perspective
Yi Gan San is distinguished from Xiao Yao San, Tian Ma Gou Teng Yin, Gan Mai Da Zao Tang by its specific pattern focus and herb strategy.
For educational reference only, based on traditional pattern differentiation — not a substitute for professional advice.
Browse all classical formulas →
Medical Disclaimer
For general TCM education only — not medical advice. Consult a qualified TCM practitioner or licensed healthcare provider before use, especially if pregnant, nursing, on medication, or managing a chronic condition.