HERB FORMULAS

YI WEI TANG

English: Benefit the Stomach Decoction
Also Known As: The Stomach Tonic Decoction

HERBS AND ACTIONS

Pharmaceutical Latin
Pin Yin
Dosage
Actions
Rx. Adenophorae/Glehniae Sha Shen 6-9g Nourishes the Stomach, generates Fluids, moistens the Lungs and clears Heat.
With Mai Men Dong and Yu Zhu, for Stomach Yin Deficiency.
With Sheng Di Huang and Mai Men Dong, for Stomach Yin Deficiency.
Rx. Ophiopogonis Mai Men Dong 6-15g Nourishes Stomach Yin, moistens the Lungs and Intestines and generates Fluids.
With Sha Shen, for a dry throat, constipation, thirst and a red tongue with little coat due to pathogenic Warmth or Heat injuring the Stomach Yin or long-term Yin Deficiency.
With Sha Shen and Yu Zhu, for Stomach Yin Deficiency
With Sheng Di Huang, for hematemesis or epistaxis due to Yin Deficiency with Excess Heat.
Rx. Rehmanniae Sheng Di Huang 9-15g Clears Heat, cools the Blood, nourishes Yin, generates Fluids, increases saliva and treats wasting and thirsting.
Rz. Polygonati Odorati Yu Zhu 4.5-9g Nourishes Yin. moistens Dryness, nourishes the Stomach and generate fluids.
With Sheng Di Huang, Mai Men Dong and Sha Shen, for depleted Stomach Yin and fluids with irritability, thirst, a bright red tongue and dry mouth.
Rock Sugar Bing Tang 3g Strengthens the Spleen, tonifies Qi and tonifies the Middle Jiao.

FORMULA ACTIONS

  • Benefits the Stomach
  • Generates Fluids
  • Replenishes Stomach and Lung Yin

SYNDROMES

  • Stomach Yin Deficiency
  • Qi Level or Yang Ming Stage Heat where perspiration occurs after purging, injuring Stomach Yin
  • Lung Yin Deficiency due to a febrile disease or Liver Fire

CLINICAL MANIFESTATIONS

  • Dry mouth and throat
  • Afternoon fever
  • Dry lips
  • Hunger with no appetite
  • Nausea and vomiting
  • Hiccoughs
  • Abdominal pain
  • Malar flush
  • Dry mouth and throat
  • Constipation
  • Cough
  • A faint or indistinct pain in the epigastric region
  • Dry, hard stools
  • Five sole Heat
  • Epigastric upset
  • Hard stools
  • Night sweats
  • Retching
  • T: Red and dry
  • C: Thin
  • P: Thready and rapid

TREATS

  • Influenza
  • Hiccoughs
  • Chronic gastritis
  • Conditions with more fluid depletion and less Heat
  • Diabetes

CONTRAINDICATIONS AND HERB/DRUG INTERACTIONS

CONTRAINDICATIONS
  • Contraindicated for those with Dampness Obstructing the Middle Jiao.
HERB/DRUG INTERACTIONS

NOTES

MODIFICATIONS

For constipation: For Deficiency Heat with night sweats:
+ Sm. Trichosanthis Gua Lou Ren + Cx. Lycii Di Gu Pi
+ Rx. Scrophulariae Xuan Shen
For severe abdominal pain:
For a very bitter, dry in mouth:
 + Rx. Paeoniae Alba Bai Shao
+ 1-2g Rz. Coptidis Huang Lian + Rx. Glycyrrhizae Gan Cao
For hiccough:
For Yin Deficiency with more pronounced Internal Heat or fever:
+ Calyx Kaki Shi Di + Rx. Scrophulariae Xuan Shen
+ Hb. Dendrobii Shi Hu + Rx. Trichosanthis Gua Lou
+ Fol. Eriobotryae Pi Pa Ye
For concurrent Qi Deficiency:
For gnawing hunger with no desire for food,
+ one or two of the following:
 + Rx. Pseudostellariae Tai Zi Shen
Fr. Mume Wu Mei + Rz. Dioscoreae Shan Yao
Rx. Paeoniae Alba Bai Shao
For faint or indistinct burning in the epigastrium:
Fr. Chaenomelis Mu Gua + Rx. Paeoniae Alba Bai Shao
Rx. Glycyrrhizae Gan Cao + Rx. Glycyrrhizae Gan Cao
+ One or two of the following:
For retching or hiccough:
Fr. Setariae Germinatus Gu Ya + Caul. Bambusae in Taeniam Zhu Ru
Fr. hordei Germinatus Mai Ya + Fol. Eriobotryae Pi Pa Ye
Massa Medicata Fermentata Shen Qu
For dry stools:
Per. Citri Reticulatae Chen Pi + Rx. Angelicae Sinensis Dang Gui
    + Rx. Paeoniae Alba Bai Shao
    + Sm. Cannabis Huo Ma Ren
    + Sm. Sesame Nigrum Hei Zhi Ma
    + Rx. Achyranthis Bidentatae Niu Xi