San Wu Xiang Ru Yin
Star三物香薷饮 (Mosla Three Decoction)
Source: Zheng Zhi Zhun Sheng — Wang Ken-Tang (1602)
Last updated October 1, 2026
Description
San Wu Xiang Ru Yin (Mosla Three Decoction), from the Zheng Zhi Zhun Sheng (Standards of Patterns and Treatments) by Wang Ken-Tang — a variation of Xiang Ru San.
Actions: Dispels summer-heat; Eliminates toxins; Stops diarrhea.
Presentation: Summer-heat invasion (damp-heat affecting the exterior and digestive tract): headache, fever, aversion to cold, irritability, abdominal pain, nausea and vomiting.
Source: Chen JK, Chen TT. Chinese Herbal Formulas and Applications: Pharmacological Effects & Clinical Research. Art of Medicine Press, 2009, p. 438.
Composition
| Herb | Amount | % | Role | Function |
|---|---|---|---|---|
|
Xiang Ru
as printed: Xiang Ru (Herba Moslae) [16g]
|
16g | 44.44% | releases the exterior via diaphoresis and drains dampness via urination | |
|
Hou Po
as printed: Hou Po (Cortex Magnoliae Officinalis) [8g]
|
8g | 22.22% | strengthens the Spleen | |
|
Bai Bian Dou
as printed: Bai Bian Dou (Semen Lablab Album) [12g]
|
12g | 33.33% | relieves diarrhea |
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 (+1.00)
From 100% of the weighed grams.
Grams by band: warm 100%.
Taste
- pungent 56%
- sweet 33%
- bitter 11%
From 100% of the weighed grams.
Channels reached
- Stomach 100%
- Lung 67%
- Spleen 56%
- Large intestine 22%
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
Taken as a decoction at room temperature, since warm decoction is sometimes associated with diarrhea. Source text gives no doses; bracketed doses are the authors' suggestions.
Relationships
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Formula family
Full herb lists
- Liu He Tang = this formula + Da Ban Xia Tang + Gan Cao, Chi Fu Ling, Chinese giant-hyssop, Mu Gua, Sha Ren and Xing Ren
Each entry reads as the larger formula written out: “+” adds its other catalogue cores, then the herbs none of them hold. A catalogue formula counts as a core only when at least 80% of its herbs are present, no more than 1 is absent, and the absent herb is not its chief.
Formula Network
Formulas that share herbs with this one — the closer to the centre, the stronger the match. Click a node to explore.
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.
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