Si Shun Qing Liang Yin Zi

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Source: Shen Shi Yao Han

Last updated October 1, 2026

Not yet clinically reviewed

Description

Si Shun Qing Liang Yin Zi (Four Favorables Clearing–Cooling Drink), from A Close Examination of the Precious Classic on Ophthalmology (Shen Shi Yao Han).

Actions: Clear heat and drain fire, resolve toxins and improve vision

Indications: Indicated for the treatment of congealed-fat nebula (purulent keratitis) with a pattern of intense interior heat, accompanied by a large area of congealed fat, which is deep-sunken, upward rushing of yellow fluid (hypopyon), turbid hyperemia and swelling of the conjunctiva, red swelling of the eyelid, photophobia, difficulty in opening the eyes, a lot of yellow secretion in the eye, fever, constipation, red tongue with yellow and thick coating, and rapid and forceful pulse

Category: Formulas That Clear Heat and Resolve Toxins.

Source: Xi S, Gong Y. Essentials of Chinese Materia Medica and Medical Formulas: New Century Traditional Chinese Medicine. Academic Press/Elsevier, 2017, pp. 492–496.

Composition

Herb Amount % Role Function
Dang Gui
as printed: Radix Angelicae Sinensis (dang gui) 2.4 g
2.4g 7.34% —
Long Dan Cao
as printed: dry-fried Radix et Rhizoma Gentianae (chao long dan cao) 2.4 g
2.4g 7.34% —
Huang Qin
as printed: Radix Scutellariae (huang qin) 2.4 g
2.4g 7.34% —
Sang Bai Pi
as printed: Cortex Mori (sang bai pi) 2.4 g
2.4g 7.34% —
Che Qian Zi
as printed: Semen Plantaginis (che qian zi) 2.4 g
2.4g 7.34% —
Gan Cao
as printed: Radix et Rhizoma Glycyrrhizae Praeparata cum Melle (zhi gan cao) 0.9 g
0.9g 2.75% —
Sheng Di Huang
as printed: Radix Rehmanniae (sheng di huang) 2.4 g
2.4g 7.34% —
Da Huang
as printed: prepared Radix et Rhizoma Rhei (zhi da huang) 1.8 g
1.8g 5.5% —
Mu Zei
as printed: Herba Equiseti Hiemalis (mu zei) 1.8 g
1.8g 5.5% —
Chi Shao
as printed: Radix Paeoniae Rubra (chi shao) 2.4 g
2.4g 7.34% —
Chuan Xiong
as printed: Rhizoma Chuanxiong (chuan xiong) 1.8 g
1.8g 5.5% —
Zhi Ke
as printed: Fructus Aurantii (zhi qiao) 2.4 g
2.4g 7.34% —
Huang Lian
as printed: Rhizoma Coptidis (huang lian) 1.8 g
1.8g 5.5% —
Fang Feng
as printed: Radix Saposhnikoviae (fang feng) 1.8 g
1.8g 5.5% —
Qiang Huo
as printed: Rhizoma et Radix Notopterygii (qiang huo) 1.8 g
1.8g 5.5% —
Chai Hu
as printed: Radix Bupleuri (chai hu) 1.8 g
1.8g 5.5% —

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

Cold Cool Neutral Warm Hot

Net cool (-0.92)

From 100% of the weighed grams.

cold cool neutral warm

Grams by band: cold 48%, cool 20%, neutral 8%, warm 24%.

Small but decisive: Long Dan Cao 2.4g (cold, 7% of the grams), Huang Qin 2.4g (cold, 7% of the grams), Sang Bai Pi 2.4g (cold, 7% of the grams), Che Qian Zi 2.4g (cold, 7% of the grams), Sheng Di Huang 2.4g (cold, 7% of the grams), Da Huang 1.8g (cold, 6% of the grams), Huang Lian 1.8g (cold, 6% of the grams). Dose weighting nearly cancels a herb this small, but it may be what the formula is for.

Taste

pungent sweet sour bitter bland
  • pungent 20%
  • sweet 27%
  • sour 6%
  • bitter 44%
  • bland 4%

From 100% of the weighed grams.

Channels reached

  • Liver 70%
  • Spleen 49%
  • Lung 38%
  • Gallbladder 37%
  • Heart 30%
  • Stomach 28%

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.

Compare side by side with Huan Yin Jiu Ku Tang →

Preparation

Decoct the ingredients with water for oral use

Click a node for details · double-click to expand it · Ctrl/⌘ + scroll or two fingers to zoom and pan.

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Formula family

Contains Xie Qing Wan without Zhi Zi + Fang Feng Xiong Gui Tang + Xie Xin Tang + Chai Hu, Che Qian Zi, Chi Shao and 3 more Fang Feng Xiong Gui Tang + Xie Qing Wan + Xie Xin Tang + Chai Hu, Che Qian Zi, Chi Shao and 3 more Xie Xin Tang + Xie Qing Wan + Fang Feng Xiong Gui Tang + Chai Hu, Che Qian Zi, Chi Shao and 3 more Da Huang Huang Lian Xie Xin Tang + Xie Qing Wan + Fang Feng Xiong Gui Tang + Xie Xin Tang + Chai Hu, Che Qian Zi, Chi Shao and 3 more
Full herb lists
  • This formula = Xie Qing Wan without Zhi Zi + Fang Feng Xiong Gui Tang + Xie Xin Tang + Chai Hu, Che Qian Zi, Chi Shao, Mu Zei, Sang Bai Pi and Zhi Ke
  • This formula = Fang Feng Xiong Gui Tang + Xie Qing Wan + Xie Xin Tang + Chai Hu, Che Qian Zi, Chi Shao, Mu Zei, Sang Bai Pi and Zhi Ke
  • This formula = Xie Xin Tang + Xie Qing Wan + Fang Feng Xiong Gui Tang + Chai Hu, Che Qian Zi, Chi Shao, Mu Zei, Sang Bai Pi and Zhi Ke
  • This formula = Da Huang Huang Lian Xie Xin Tang + Xie Qing Wan + Fang Feng Xiong Gui Tang + Xie Xin Tang + Chai Hu, Che Qian Zi, Chi Shao, Mu Zei, Sang Bai Pi and Zhi Ke

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.

75% 50% Closer to the centre = stronger match · thicker line = more shared herbs — hover a formula for details 50% Huan Yin Jiu Ku Tang 10 shared Huan Yin Jiu Ku Tang 50% match · 10 of 19 herbs shared Shares: Chai Hu, Gan Cao, Dang Gui, Chuan Xiong, Huang Qin, Huang Lian, Qiang Huo, Fang Feng, Long Dan Cao,… 49% Xie Qing Wan 6 shared Xie Qing Wan 49% match · 6 of 7 herbs shared Shares: Dang Gui, Chuan Xiong, Qiang Huo, Fang Feng, Da Huang, Long Dan Cao 49% Chai Hu Qing Gan Tang 8 shared Chai Hu Qing Gan Tang 49% match · 8 of 12 herbs shared Shares: Chai Hu, Gan Cao, Dang Gui, Chuan Xiong, Huang Qin, Chi Shao, Fang Feng, Sheng Di Huang 48% Xiao Yi Tang 8 shared Xiao Yi Tang 48% match · 8 of 11 herbs shared Shares: Chai Hu, Gan Cao, Dang Gui, Chuan Xiong, Fang Feng, Mu Zei, Zhi Ke, Sheng Di Huang 47% Long Dan Xie Gan Tang 7 shared Long Dan Xie Gan Tang 47% match · 7 of 10 herbs shared Shares: Che Qian Zi, Chai Hu, Gan Cao, Dang Gui, Huang Qin, Long Dan Cao, Sheng Di Huang 46% Zhu Ye Xie Jing Tang 8 shared Zhu Ye Xie Jing Tang 46% match · 8 of 14 herbs shared Shares: Che Qian Zi, Chai Hu, Gan Cao, Huang Qin, Huang Lian, Qiang Huo, Chi Shao, Da Huang 46% Jia Wei Xiu Gan San 9 shared Jia Wei Xiu Gan San 46% match · 9 of 17 herbs shared Shares: Gan Cao, Dang Gui, Chuan Xiong, Huang Qin, Qiang Huo, Chi Shao, Fang Feng, Da Huang, Mu Zei 46% Huo Xue Shu Gan Tang 7 shared Huo Xue Shu Gan Tang 46% match · 7 of 12 herbs shared Shares: Chai Hu, Gan Cao, Dang Gui, Huang Qin, Chi Shao, Da Huang, Zhi Ke Si Shun Qing Liang Yin Zi

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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