Yibian
 Shen Yaozi 
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formulaLesser Abdomen Stasis-Expelling Decoction Shao Fu Zhu Yu Tang
sourceYilin Gaicuo
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bubble_chart Preparation and Dosage

Fennel (Fructus Anisi Stellati) 3gm
Dried Ginger (Rhizoma Zingiberis) 1gm
Corydalis Tuber (Rhizoma Corydalis) 3gm
Myrrh (Myrrha) 6gm
Chinese Angelica (Radix Angelicae Sinensis) 9gm
Sichuan Lovage Rhizome (Rhizoma Chuanxiong) 6gm
Cassia Bark (Cortex Cinnamomi) 3gm
Red Peony Root (Radix Paeoniae Rubra) 6gm
Typha (Pollen Typhae) 9gm
Trogopterus Dung (Faeces Trogopterori) 6gm

bubble_chart Efficacy

Invigorating blood and resolving stasis, warming meridian and relieving pain.

bubble_chart Indications

Lower abdominal static blood causing lumps with or without pain, or pain without lumps, or lower abdominal distension and fullness, or menstrual period with lower back soreness and lower abdominal distension and fullness, or menstruation occurring three to five times continuously, stopping and then recurring, with menstrual blood being purple or black or containing blood clots, or menorrhagia and metrostaxis accompanied by lower abdominal pain, etc.

bubble_chart Formula Principles

The formula contains Cassia Bark, Dried Ginger, and Fennel to warm the meridians and dissipate cold, unblock the lower energizer to disperse cold in the lower abdomen, uterus, and appendages; Corydalis moves qi, disperses stasis, subdues swelling, and relieves pain; Typha and Trogopterus Dung are used together, known as Sudden Smile Powder, to invigorate blood and resolve stasis, disperse nodules, and relieve pain. Among them, Typha is used raw to enhance its ability to invigorate blood and resolve stasis, while Trogopterus Dung is stir-fried to focus on pain relief without damaging stomach qi; Chinese Angelica invigorates blood and nourishes blood, ensuring that stasis is removed without harming new blood; Sichuan Lovage Rhizome is a blood and middle qi herb, paired with Red Peony Root to invigorate blood and remove stagnation, disperse stagnation, and regulate menstruation. When these herbs are combined, they collectively achieve the effects of invigorating blood and resolving stasis, warming the meridians, and relieving pain, making it a commonly used formula in gynecology.

bubble_chart Pattern Identification

  1. Lower abdominal blood stasis.
  2. Menstruation with blood clots and stabbing pain.

bubble_chart Formula Modification

  1. Menstrual pain with cold-dampness: add Atractylodes Rhizome, Poria, Coix Seed.
  2. Menstrual pain with yang deficiency and cold stagnation: add Morinda, Common Curculigo Rhizome.
  3. Menstrual chest, flank, and breast distending pain: add Curcuma Root, Chinaberry Fruit.
  4. Menstrual low back soreness and knee weakness: add Dipsacus, Achyranthes Root, Eucommia Bark, Chinese Taxillus Herb.
  5. Qi deficiency: remove Trogopterus Dung, Sichuan Lovage Rhizome and add Astragalus Root, Tangshen, White Atractylodes Rhizome.
  6. Abdominal mass with qi stagnation: add Cyperus, Lindera. For severe blood stasis, add Sparganium Rhizome, Zedoary Rhizome, Achyranthes Root.
  7. Infertility: for infertility caused by cold stasis blocking the uterine vessels, add Lindera, Dodder Seed, Cyperus, Chinese Taxillus Herb.

bubble_chart Cautions and Contraindications

Use with caution in the lower abdomen without static blood and in pregnant women.

bubble_chart Modern Application

This formula dilates blood vessels, relieves smooth muscle spasms, prevents blood clotting, alleviates pain, and reduces inflammation. It is used for dysmenorrhea, menstrual irregularities, amenorrhea, infertility, uterine fibroids, pelvic inflammation, urinary tract stones, and lower abdominal contusions.

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