yan hu suo

延胡索·Rhizoma Corydalis

Corydalis Rhizome

About yan hu suo

Yan Hu Suo (延胡索) is the rhizome of corydalis, a plant of the poppy family, recorded as Rhizoma Corydalis. It is acrid and bitter in flavour, warm in temperature, and enters the Heart, Liver and Stomach channels. The catalogue files it among the herbs that invigorate the Blood.

Names

Pinyinyan hu suo
Chinese延胡索
Latin NameRhizoma Corydalis
English NameCorydalis Rhizome·corydalis rhizome; yanhusuo·yanhusuo
Japaneseengosaku
Koreanhyeonhosaek

Classification

Channels
Stomach, Heart, Liver
Flavour
Acrid, Bitter
Temperature
Warm
Part used
Rhizome
Family
Papaveraceae
Species
Corydalis yanhusuo
Tags
Chinese Herbs, Common

Actions and indications

Invigorates Blood, moves Qi and relieves pain

  • Pain anywhere in the body, whether of the chest, abdomen or limbs, from Qi or Blood stagnation or from injury
  • Chest and rib-side pain, epigastric and abdominal pain, and hernial pain from stagnant Qi and Blood
  • Especially valued for epigastric pain and painful periods

Invigorates Blood and regulates menstruation

  • Painful or irregular periods from Blood stasis

Induces and prolongs sleep

  • Insomnia

Combinations

Dosage

AgeRawGranuleTinctureConcentrateFrequency
Any 3-12g; Maximum dosage: 20g; Tincture: 2-4ml3-12 g2-4 ml

Cautions

Interactions

Drug interactions

Prepared forms (2)

yan hu suo Cu Zhi

延胡索·Rhizoma Corydalis

Yan Hu Suo (Cu Zhi) (延胡索) is yan hu suo processed with vinegar, the rhizome of corydalis, recorded as Rhizoma Corydalis. The record carries its names and nothing further: no category, no channels, no actions.

The catalogue records no separate actions, dose or cautions for this preparation. Unless noted above it follows yan hu suo.

yan hu suo Cu Zhi

延胡索·Rhizoma Corydalis

Yan hu suo cu (延胡索) is the vinegar-processed form of yan hu suo, the rhizome of corydalis, a Papaveraceae species supplied as Rhizoma Corydalis. The catalogue files it among the substances that invigorate the Blood, on the Heart, Liver and Stomach channels.

The catalogue records no separate actions, dose or cautions for this preparation. Unless noted above it follows yan hu suo.