Enhanced Si Ni San，From *Revised Popular Treatise on Cold Damage*.，When the pathogenic factor of Shanghan transmits to the Shaoyin channel, fire is restrained by water; yang qi becomes internally stagnant and cannot be released outward; water qi surges upward and descends, leading to cold extremities, dry cough, palpitations, loose stools, scanty urine, abdominal pain with a sensation of heaviness in the lower abdomen, a white tongue coating with a crimson base, and a pulse that is deep, string-like, and slippery on the left, and string-like and taut on the right.
Enhanced Si Ni San
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Formulas Name : Enhanced Si Ni San
Chinese Name : 加味四逆散
Drug Formulation
8 fen of Sichuan Bupleurum, 1 qian of stir-fried Zhi Shi, 1 qian of raw White Peony Root, 8 fen of lightly roasted Licorice, 5 fen of Dried Ginger (mix and pound the five northern ingredients to 3 fen), 5 fen of Cinnamon Twig tips, 4 qian of Zhejiang Poria, 5 pieces of dried Leek White (washed with rice wine, pounded), 5 fen of light-processed Aconite Root.
Source
From *Revised Popular Treatise on Cold Damage*.
Benefits
When the pathogenic factor of Shanghan transmits to the Shaoyin channel, fire is restrained by water; yang qi becomes internally stagnant and cannot be released outward; water qi surges upward and descends, leading to cold extremities, dry cough, palpitations, loose stools, scanty urine, abdominal pain with a sensation of heaviness in the lower abdomen, a white tongue coating with a crimson base, and a pulse that is deep, string-like, and slippery on the left, and string-like and taut on the right.
Instructions for Use
Decoct 2 bowls of water until reduced to 1 bowl; strain and take while warm.
Copyright: Excerpt from From *Revised Popular Treatise on Cold Damage*., Copyright belongs to the Original Author and all original sources, This article was shared by DeDe on August 26, 2026, Please credit the source and include a link to the original article when reposting.
Terminology Proofreading: [Cheng Bo] | August 26, 2026 Reviewed by: [Wang Zhongxiang, Associate Chief TCM Physician (China)] | August 26, 2026
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Enhanced Si Ni San,When the pathogenic factor of Shanghan transmits to the Shaoyin channel, fire is restrained by water; yang qi becomes internally stagnant and cannot be released outward; water qi surges upward and descends, leading to cold extremities, dry cough, palpitations, loose stools, scanty urine, abdominal pain with a sensation of heaviness in the lower abdomen, a white tongue coating with a crimson base, and a pulse that is deep, string-like, and slippery on the left, and string-like and taut on the right.