Names Of Er Chen Wan


Er Chen Wan TCM Herbal Formula

  • English Name: Two Aged Herbs
  • Pinyin Name: Er Chen Wan
  • Alternate Names: Er Chen Tang, Er Chen Wan, Two Cured Decoction, Two Aged Ingredients Pills, Citrus and Pinellia Combination
  • Chinese Character: 二陈丸
All Formulas

How Is Er Chen Wan Categorized?

There Are 9 Formulas In Our Treat Phlegm Category

How Is Er Chen Wan Used Clinically?

Er Chen Wan Usages and Indications

  • The primary base formula to resolve phlegm damp, particularly in the lungs and GI system - cough (with white mucus), plugged ears, sinus blockage - along with GI symptoms of nausea, vomiting.
  • Upper respiratory tract infections, bronchitis, emphysema, COPD - when arising from phlegm damp.
  • Phlegm accumulation in the head symptoms such as dizziness, insomnia, meniere's disease, alcohol hangover.
  • Cysts from phlegm accumulation - fibroids, breast cyst, ovarian cyst, thryoid cysts, goiter. 

Cautions and Contraindications

    • Avoid in patients with yin deficiency - i.e. cough from dryness.
    All Cautions

Conditions and Patterns Potentially Related With Er Chen Wan

Er Chen Wan @ Our Yin Yang House Store

Related Posts From Our Blog

Notes From Our Clinicians For Er Chen Wan

Staff Clinical Notes

  • Not intended for long-term use, may cause dry mouth and/or thirst while taking.

Er Chen Wan Has 4Ingredients

Ban Xia

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Pinellia Rhizome

Appears in the Herbs That Transform Phlegm Cold category


  • Dries dampness, transforms cold-phlegm, descends rebellious qi - cough with copious sputum especially due to dampness of spleen.
  • Harmonizes stomach, stops vomiting due to lingering phlegm-dampness in the stomach.
  • Dissipates nodules, reduces distension - phlegm in chest or neck or anywhere in the body, focal distention in the chest.

This formula has cautions, see details

Ju Hong

Tangerine Peel (Red Part)

Appears in the Herbs That Regulate The Qi category


  • The red part of the tangerine peel (chen pi) - it is more drying and aromatic.

Fu Ling

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Poria, China Root

Appears in the Herbs That Drain Dampness category


  • Promotes urination, drains dampness, transforms phlegm - urinary difficulty, diarrhea, edema, headache, dizziness, greasy tongue coat.
  • Strengthens the spleen, harmonizes the middle jiao - diarrhea, loss of appetite.
  • Quiets the heart and calms the spirit - palpitations, insomnia, forgetfulness.

This formula has cautions, see details

Zhi Gan Cao

Honey Fried Licorice Root

Appears in the Herbs That Tonify Qi category


  • This preparation increases the qi tonifying aspects of the heart and spleen along with its general harmonizing function within formulas.  See Gan Cao for complete information.

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