Li Zhong An Hui Tang
Star理中安蛔汤 (Regulate the Middle and Calm Roundworms Decoction)
Source: Wan Bing Hui Chun — Gong Ting-Xian (Ming, 1587)
Last updated October 1, 2026
Description
Li Zhong An Hui Tang (Regulate the Middle and Calm Roundworms Decoction), from the Wan Bing Hui Chun (Restoration of Health from the Myriad Diseases) by Gong Ting-Xian — a variation of Wu Mei Wan.
Actions: Warms the middle jiao; Expels internal parasites (ascariasis).
Presentation: Ascariasis with middle-jiao yang deficiency and cold: loose stools, clear urine, polyuria, abdominal pain, borborygmus, cold limbs, thin white tongue coating, deficient moderate pulse; ascaris sometimes seen in vomitus or stool.
Source: Chen JK, Chen TT. Chinese Herbal Formulas and Applications: Pharmacological Effects & Clinical Research. Art of Medicine Press, 2009, p. 1295.
Composition
| Herb | Amount | % | Role | Function |
|---|---|---|---|---|
|
Ren Shen
as printed: Ren Shen (Radix et Rhizoma Ginseng) 2.1g
|
2.1g | 13.04% | — | |
|
Bai Zhu
as printed: Bai Zhu (Rhizoma Atractylodis Macrocephalae) 3g
|
3g | 18.63% | — | |
|
Fu Ling
as printed: Fu Ling (Poria) 3g
|
3g | 18.63% | — | |
|
Hua Jiao
as printed: Hua Jiao (Pericarpium Zanthoxyli) 0.9g [3g]
|
3g | 18.63% | — | |
|
Wu Mei
as printed: Wu Mei (Fructus Mume) 0.9g [3g]
|
3g | 18.63% | — | |
|
Gan Jiang
chao (dry-fried) to black; as printed: Gan Jiang, chao (dry-fried) to black (Rhizoma Zingiberis) 1.5g [2g]
|
2g | 12.42% | — |
Energetics dose-weighted
The formula's overall nature, taste balance and channel reach, weighted by each herb's dose. Classical formulas often pair warm and cool herbs on purpose, so a net figure summarises the mix — it doesn't describe every herb in it.
Nature
Net warm (+0.75)
From 100% of the weighed grams.
Grams by band: neutral 37%, warm 50%, hot 12%.
Taste
- pungent 31%
- sweet 25%
- sour 19%
- bitter 16%
- bland 9%
From 100% of the weighed grams.
Channels reached
- Spleen 100%
- Lung 63%
- Kidney 50%
- Stomach 50%
- Heart 44%
- Large intestine 19%
Share of the grams entering each channel, from 100% of the weighed grams.
Dose-weighted from each herb's recorded nature, taste and channels (missing values are left out, never counted as neutral). It describes the composition — it is not a recommendation.
Preparation
Source text: decoction. Today may be made into honey pills by scaling up doses (5g three times daily on an empty stomach), or decocted at bracketed doses.
Relationships
Full-screen graph →Click a node for details · double-click to expand it · Ctrl/⌘ + scroll or two fingers to zoom and pan.
Similar Formulas by composition
Match score combines dosage-weighted composition (cosine, 70%) with shared-herb overlap (Jaccard, 30%).
Traditional formula information is for educational purposes only. Herbal formulas should be prescribed by a qualified practitioner — dosages and combinations are individualized and can interact with medications.
📝 Notes
Public notes from the community and your own private notes on Li Zhong An Hui Tang.
No notes yet.