Er Chen Wan - Two Aged Herbs

Herbal Formula Database

Er Chen Wan Herbal Formula Classifications and Usages

The herbal formula "er chen wan" , 二陈丸, which in english is "two aged herbs", is categorized within the "treat phlegm" functional grouping and within the "dry dampness and expel phlegm" sub-category.

You may also see this formula referenced by: Er Chen Tang, Er Chen Wan, Two Cured Decoction, Two Aged Ingredients Pills, Citrus and Pinellia Combination.

Of many possible clinical applications, it may be considered to influence the following issues/symptoms:

  • 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. 

Er Chen Wan has some precautions to be considered (see our precautions list).

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

Our shop contains er chen wan from the following manufacturer:

($23.00) Add To Cart View Er Chen Tang - Sun Ten

For many reasons such as availability, ecological choices, and/or price, each manufacturer or herbalist may well adjust the exact composition of a specific formula. Er Chen Wan is generally comprised of the following herbs:

ViewBan Xia (Pinellia Rhizome)

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 i…

ViewFu Ling (Poria, China Root)

Promotes urination, drains dampness, transforms phlegm - urinary difficulty, diarrhea, edema, headache, dizziness, greasy tongue coat. Strengthens the spleen, harmonizes the middle jiao - diarrhea, …

ViewJu Hong (Tangerine Peel (Red Part))

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

ViewZhi Gan Cao (Honey Fried Licorice Root)

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.

A single formula, alone, may not be sufficient to fully address a particular TCM diagnostic pattern. Formulas may be used alone, in combinations, and/or in stages. Er Chen Wan is a candidate for consideration when needing to influence lung dampness - phlegm cold, spleen invasion - cold damp and/or stomach dampness.

Er Chen Wan may potentially be used, in coordination with a well tailored overall approach, to influence the following conditions: asthma, breast cancer, bronchitis, common cold, cough, digestive issues, dizziness (vertigo), emphysema, fibroids, goiter, hangover, meniere's disease, nausea, ovarian cancer, sinus infection, thyroiditis and/or vomiting

Our clinical staff have made the following notes, regarding er chen wan.

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

As noted above, er chen wan is within the treat phlegm functional group. And it appears within the sub-category "dry dampness and expel phlegm", which contains the following formulas:

ViewEr Chen He San Zi Yang Qin Wan (Two Aged Herbs & Three Seeds Nursing Pills)

Modified version of er chen wan - formula for clearing phlegm in both acute and chronic cases - seasonal colds and flus with phlegm, chronic wet cough, sinus issues and more physical signs such as di…

All formulas in the primary category of "treat phlegm" are listed below.

(truncated intro "...the concepts of dampness and phlegm are deeper than our initial associations with excessive mucus. excess dampness and phlegm inhibits circ…)".

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