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HerbDictamni Cortex

白鲜皮

Bái Xiān Pí

Dictamnus Root Bark

The dried root bark of Dictamnus dasycarpus (Rutaceae). Cold and bitter, entering the Spleen, Stomach, and Bladder channels. Excels at clearing heat, drying dampness, dispelling wind, and stopping itch. A principal herb for damp-heat skin conditions with itching; also treats jaundice and damp-heat impediment.

Actions · 功效

清热燥湿Clear heat and dry dampness
祛风解毒Dispel wind and resolve toxicity
止痒Stop itching

Indications · 主治

湿热疮毒，湿疹瘙痒Damp-heat sores, eczema, and pruritus
黄疸尿赤Jaundice with dark urine
风疹湿疮Wind rash and damp sores

Dosage · 用量

Per day · decoction · non-pregnant adult

5–10 g

Reference range for non-pregnant adults. Not a personalized prescription. Pregnancy, lactation, and pediatric use require specialist supervision.

Draft· 2026-04-16

Footnotes · 引用

[1]Shennong Bencao Jing (Divine Husbandman's Materia Medica)
[2]Bencao Gangmu (Compendium of Materia Medica)
[3]Mingyi Bielu (Supplementary Records of Famous Physicians)

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Cite this entry

@misc{bencaodian-bai-xian-pi,
  author       = {{Bencaodian Editorial}},
  title        = {Bái Xiān Pí 白鲜皮 (Dictamnus Root Bark) — Dictamni Cortex},
  year         = {2026},
  howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
  url          = {https://bencaodian.org/en/herbs/bai-xian-pi},
  urldate      = {2026-04-16},
  note         = {CC BY-SA 4.0}
}

Permalink is fixed

@misc{bencaodian-bai-xian-pi, author = {{Bencaodian Editorial}}, title = {Bái Xiān Pí 白鲜皮 (Dictamnus Root Bark) — Dictamni Cortex}, year = {2026}, howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine}, url = {https://bencaodian.org/en/herbs/bai-xian-pi}, urldate = {2026-04-16}, note = {CC BY-SA 4.0} }