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Hai Tong Pi (海桐皮), the bark of Erythrina, dispels wind-damp and unblocks the channels to relieve painful obstruction, especially of the lower limbs, and relieves damp skin itching (topically).
Latin / Pharmaceutical Name
Erythrina variegata (Cortex Erythrinae)
Common English Name
Coral-bean bark
Taste
Bitter, acrid
Temperature
Neutral
Channels Entered
Liver
Actions & Functions
- Dispels wind-damp and unblocks the channels
- Relieves painful obstruction of the lower limbs
- (External) kills parasites and relieves itching
Indications
Wind-damp painful obstruction with cramp and pain, especially of the legs; and damp skin conditions with itching (topical).
Dosage
6-12 g in decoction; external use as a wash.
Common Combinations
With Wei Ling Xian and Niu Xi for wind-damp pain of the legs.
Cautions & Contraindications
Use with caution in blood deficiency.
