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Zi Wan San

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Pin Ying Name: Zi Wan San

English Name: Aster Lung Clear Decoction

Chinese Name: 紫菀散

Herbs & Actions
Pharmaceutical Latin Pin Yin Actions
Rz. Anemarrhenae Zhi Mu

Clears Qi Stage Heat and drains Fire from the Lungs and Stomach, nourishes Yin and moistens Dryness.

Rx. Asteris Zi Wan

Relieves coughs and expels Phlegm.

With Wu Wei Zi, for productive cough, wheezing, and spontaneous sweating. With Zhi Mu, Chuan Bei Mu and E Jiao, for chronic cough due to Lung Deficiency with Blood streaked sputum. With Zhi Mu, Chuan Bei Mu, Jie Geng and E Jiao, for chronic cough due to Lung Heat and Yin Deficiency.

Bul. Fritillariae Cirrhosae Chuan Bei Mu

Clears Heat, transforms Phlegm, stops cough, nourishes and moistens the Lungs and dissipates nodules.

With Zhi Mu, for cough with scanty, difficult to expectorate sputum due to Yin Deficiency Fire burning the Lungs.

Rx. Platycodi Jie Geng

Opens the Lungs, spreads Lung Qi, expels Phlegm, expels pus and opens and raises Lung Qi, directing the effects of other herbs to the upper body.

With Gan Cao, for Lung abscess with expectoration of pus and pain in the chest and flanks.

Rx. Ginseng Ren Shen

Tonifies Lung Qi, generates Body Fluids and stops thirst.

Poria Fu Ling

Promotes urination, leaches out Dampness, strengthens the Spleen and transforms Phlegm.

Fr. Schisandrae Wu Wei Zi

Astringes leakage of Lung Qi, astringes sweat, generates fluids and stops cough.

Colla Corii Asini E Jiao

Nourishes and moistens Yin.

Rx. Glycyrrhizae Gan Cao

Tonifies the Spleen, augments Qi, moistens the Lungs, resolves Phlegm, stops cough and moderates and harmonizes the harsh properties of other herbs.

With Jie Geng, for pain and swelling of the throat.

Formula Actions
  • Clears Heat
  • Dissolves Phlegm
  • Relieves cough
  • Protects the Lungs
  • Nourishes Yin
  • Lung Heat with Yin Deficiency
  • Chronic cough due to overexertion
Clinical Manifestations
  • Chronic cough
  • Excess Phlegm
  • Fever
  • Lung abscess
  • Hemoptysis
  • Weakness
  • Caseous lesion in the Lungs
  • Dyspnea
  • T: Red and dry
  • C: Little or none or Thin and yellow
  • P: Weak and rapid or Rapid and empty
  • Pulmonary tuberculosis
  • Asthma
  • Emphysema
  • Hemoptysis
  • Caseous necrosis
  • Dyspnea
  • Smokers cough
  • Cough due to chronic pulmonary disease
  • Late-stage Lung abscess
  • Fever
  • Weakness

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