Pharmaceutical Latin: Cortex Erythrinae
Common English: Erythrinae Bark
Coral-Bean Bark
Herbs that Dispel Wind-Dampness
Taste Temperature Entering Meridians Dosage
Actions Indications/Syndromes

Dispels Wind-Dampness and unblocks the channels and collaterals

Wind-Damp Bi, especially for soreness and pain in the lower back and knees or spasms of the extremities

Promotes urination and reduces edema

Superficial edema due to Dampness

Treats itching skin lesions and kills parasites

Topically for scabies and other skin lesions

Treats toothache due to dental caries

Used as a gargle

  • Contraindicated for those who do not have Wind-Dampness.
  • Contraindicated for those with Blood Deficiency.
  • Contraindicated for those with Accumulated Fire.

Rx. Achyranthis Bidentatae
Niu Xi
Rz. seu Rx. Notopterygii
Qiang Huo

Rz. Dioscoreae Hypoglaucae
Bei Xie
Caulis Akebia
Mu Tong

Caulis Tinosporae Sinensis
Kuan Jin Teng
Ram. Cinnamomi
Gui Zhi

Chronic joint pain from Wind-Cold-Dampness, especially of the lower back and knees.

Damp-Heat pouring downward with sensations of Heat and pain in the knees and legs.

Externally as a wash for pain, spasms and contraction of the muscles due to either trauma or Wind-Cold Dampness. (daily treatment for at least one month)

Ram. Cinnamomi
Gui Zhi

Fr. Cnidii
She Chuang Zi
(Rx et Rz. Rhei)
(Da Huang)


Internally or Externally as a wash for pain and swelling of the joints.

Topically as an oil for scabies and other itching skin lesions.


  • This herb can also be used as a cholegogue for jaundice and hepatic Deficiency.
  • It is used as an expectorant for bronchitis.
  • It has uses as a uterine stimulant and astringent for amenorrhea and menorrhagia.