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Si Jun Zi Tang (Four Gentlemen Decoction)

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  • Formulas that Tonify the Qi


  • Spleen Qi deficiency


  • Tonifies Qi and strengthens the Spleen and Stomach


  • Loose stool, pale complexion, weak limbs, low energy, poor appetite, and soft voice

Possible Tongue Appearance:

  • Pale tongue with thin white coat

Possible Pulse Patterns:

  • Weak, thin pulse

Western Uses:

  • Chronic Gastritis
  • Gastric and Duodenal Ulcer
  • Neurasthenia
  • Irritable Bowel Syndrome
  • Diabetes Mellitus
  • Periodic Paralysis
  • Uterine Fibroids
  • Reduces Recovery Time after gastric surgery

Cautions, Contraindications, Herb Drug Interactions:

  • Do not use this formula in cases of excess heat or deficient heat
  • Do not use this formula when irritability, thirst, bloating and constipation present together.
  • This formula may cause irritability and dry mouth if use for a prolonged period of time.

Preparation Notes:

  • Decoction. Ren Shen is usually replaced with 2-3 times the dosage of Dang Shen.

Originally Appeared In:

  • Imperial Grace Formulary of the Tai Ping Era (Tai Ping Hui Min He Ji Ju Fang)

Combined Channels of all herbs in this formula:

  • Lungs, Spleen, Stomach, Heart

Substances in this Formula (4 Total):

Ren Shen (Radix Ginseng)
Ren Shen (Ginseng Root) 人参
Qty: 3-9 grams
Chan: LU, SP
Prop: Sweet, Slightly Bitter, Slightly Warm
Latin: Radix Ginseng
Cat: Herbs that Tonify Qi
Bai Zhu (Rhizoma Atractylodis Macrocephalae)
Bai Zhu (White Atractylodes Rhizome) 白术
Qty: 6-9 grams
Chan: SP, ST
Prop: Bitter, Sweet, Warm
Latin: Rhizoma Atractylodis Macrocephalae
Cat: Herbs that Tonify Qi
Fu Ling (Scierotium Poriae Cocos)
Fu Ling (Sclerotium of Tuckahoe, China Root, Poria, Hoelen) 茯苓
Qty: 6-9 grams
Chan: HT, SP, LU
Prop: Sweet, Bland, Neutral
Latin: Scierotium Poriae Cocos
Cat: Herbs that Regulate Water and Drain Dampness
Zhi Gan Cao (Radix Glycyrrhizae)
Zhi Gan Cao (Honey Fried Licorice Root) 炙甘草
Qty: 3-6 grams
Chan: All 12 Channels
Prop: Sweet, Warm
Latin: Radix Glycyrrhizae
Cat: Herbs that Tonify Qi
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