Citrus and Pinellia Combination (Er Chen Tang)



please choose carefully whether capsules or powder and sizes. Thanks.



Details of Citrus and Pinellia Combination
Dried aged tangerine peel is great for intestinal gurgling.

Alternative Names

  • er chen tang
  • erh chen tang
  • ni tin to
  • nichinto
  • two olds combination
  • two cured decoction
  • two aged combination
  • Two Vintage Herbs Decoction
  • Nichin-tō
  • 二陳湯
  • にちんとう
  • TJ81; TJ-81; TJ 81
  • èr chén wán
  • 二陳丸

This formula is named after the two herbs in this formula that are aged or cured, those being the ban xia (pinellia) and the citrus peel (ju hong). These herbs are very drying in the Stomach and Intestines. This formula is a central component to many formulas that address issues that arise from excessive fluids in the gastro-intestinal system.

It can help with nausea or dizziness. It is base formula for more complex formulas alike Wen Dan Tang.


Ban Xia 半夏 pinellia rhizome, pinellia tuber Rhizoma Pinelliae Ternatae [supports pregnancy]

  • The key action of this herb is drying dampness. To put that into familiar terms, it promotes the healthy functions of the stomach. Healthy stomach functions mean less gurgling and nausea.

Fu Ling 茯苓 sclerotium of tuckahoe, China root, hoelen, Indian bread Poria Cocos

  • Fu ling dries like Ban Xia, but also calms the spirit. Doesn’t make you sleepy or anything, just calm.

Chen Pi 陳皮 tangerine flavedo, tangerine peel Pc. Citris

  • Another drying herb, but this one also promotes qi movement which can be thought of as regulating the part of stomach functions that require the help of the nervous system.

Zhi Gan Cao 炙甘草 licorice root Radix Glycyrrhizae prep. [caution]

  • Honey friend licorice root. Mmm! This herb actually nourishes and moistens. The other herbs are very drying, this herb prevents them from being *too* drying and causing constipation.

Recommended for these body types:
Slightly Hearty
Slightly Hearty
Slightly Delicate
Slightly Delicate

Recommended for these thermal natures:

Adult Dosage
  • Eagle Herbs is now supplying a 2 gram “little spoon”. (Please wash and dry before using.)
      • An “average dose” is 10 grams per day of the granules. This means 5 “little spoons” or 20 capsules each day. Each capsule is 1/2 gram. 
      • A Big Dosage for Short-lived but intense issues: 3 little spoons (12 capsules) twice a day.
      • A Smaller Dosage for Lingering low-grade concerns: 2 little spoons (8 capsules) twice a day. 
      • If you are very sensitive to medicines: start out low (1/2 little spoon or 2 capsules) once per day, and raise the dosage each day.

      We find that people find the right dosage for themselves. We don’t know your body weight, your sensitivity etc… So take what feels good for you and you get the results you are looking for. Many people get great results with taking less. 

      Your order will last approximately this long:

      • 50 grams powder (100 capsules) : 4 to 14 days.
      • 100 grams powder (200 capsules) : 8 to 28 days

Additional information

Weight 120 g
Dimensions 0.2 × 0.2 × 0.2 in
granules or capsules sizes

100 grams granules: $34, 200 grams granules: $60, 100 capsules (50 grams): $35, 200 capsules (100 grams): $58, 5 bottles 200 grams granules: $275, 5 bottles 200 capsules: $260

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