Shu Jiao Pericarp … Classic Formulas
Shu Jiao · Pericarpium Zanthoxyli
Primary Actions
- Warms the middle and relieves cold pain ... Shu Jiao overlaps heavily with Hua Jiao in treating cold abdominal pain, diarrhea, and weak digestive fire.
- Kills parasites and relieves itching ... it is also used externally for parasite-related or damp-itch presentations.
- Dispels cold from the channels and collaterals ... traditional use includes focal cold pain where a lighter aromatic Zanthoxylum pericarp is desired.
Classic Formulas
- Regional warming-middle formulas ... Shu Jiao is used where an aromatic pricklyash husk helps cold abdominal pain and weak digestion.
- Topical tooth and itch preparations ... the pericarp's numbing pungency explains its traditional external use.
- Parasite and cold-damp prescriptions ... Shu Jiao functions as a lighter regional member of the Zanthoxylum warming group.
Classical Text References
- Traditional medicine places Shu Jiao in the warming, pain-relieving, antiparasitic branch of the pricklyash tradition.
- Its overlap with Hua Jiao is substantial, but source identity still matters when keeping species-specific pages clean.
- As with other acrid warming spices, it is chosen for cold and damp presentations rather than heat or dryness.