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Si Miao San

Phellodendron & Coix Formula Capsules | 四妙散
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SKU 626B

Ingredients: Phellodendron stem bark (huang bo), job's Tears seed (yi yi ren), Cang-zhu atractylodes rhizome (cang zhu), Achyranthes root (niu xi).

Mandarin: 四妙散
Pin-Yin: Si Miao San
English: Phellodendron & Coix Formula
Romaji: Shi Myo San
Kanji: 四妙散
Kampo: No





How it works:

  • Clears heat
  • Resolves dampness
  • Supports normal urinary function

Clinical Applications:

  • Damp-heat in lower jiao
  • Wei syndrome

Si Miao San is was created just more than one century ago and is a modification of the classic 15th century formula, Er Miao San, by adding two herbs. This herbal formula is used to treat damp-heat in the lower jiaoas well as wei syndrome by clearing heat and resolving dampness.

English Name

Pin-Yin Name

Phellodendron Stem

Huang Bo


Cang Zhu

Achyranthes Root

Niu Xi

Coix Seed

Yi Yi Ren


Main Ingredient(s):

In this formula, Phellodendron drains damp-heat and drains kidney fire, while Coix Seed promotes urination and expels dampness, wind-dampness, and damp-heat.

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