Herb

Indigo Naturalis (Qing dai)

青黛qing dai
1 sourceIndigo Naturalis

Clears heat and resolves toxicity, cools the blood and drains liver-fire, and is recorded for rashes, bleeding and convulsions.

Source

Compendium of Materia Medica (Bencao Gangmu)卷十六·草部·隰草类下·青黛·主治（《开宝》）

References
  • functions_en self-translated from 本草纲目 traditional_functions (public domain; the Chinese tf carries verbatim excerpt_hash citations). No modern work consulted.
  • WHO IST-TCM terminology-aligned for the English rendering.
  • public pharmacopoeia & botanical facts (public-domain reference facts; no proprietary modern source).
Traditional functions

Classical source text (Chinese) — English summary above.

传统中医记载：解诸药毒，小儿诸热，惊痫发热，天行头痛寒热（《开宝》）；泻肝，散五脏郁火，解热，消食积（震亨）；去热烦，吐血咯血，斑疮阴疮，杀恶虫（时珍）。

Nature, flavor & meridians

Nature & flavor: 咸，寒，无毒（甄权谓甘、平）。

Citations
  • Compendium of Materia Medica (Bencao Gangmu) · Li Shizhen · 卷十六·草部·隰草类下·青黛（宋《开宝》）Cited from Compendium of Materia Medica (Bencao Gangmu) for its classification.
  • Compendium of Materia Medica (Bencao Gangmu) · Li Shizhen · 卷十六·草部·隰草类下·青黛·释名Cited from Compendium of Materia Medica (Bencao Gangmu) for its alternate names.
  • Compendium of Materia Medica (Bencao Gangmu) · Li Shizhen · 卷十六·草部·隰草类下·青黛·气味Cited from Compendium of Materia Medica (Bencao Gangmu) for its nature & flavor.
  • Compendium of Materia Medica (Bencao Gangmu) · Li Shizhen · 卷十六·草部·隰草类下·青黛·主治（《开宝》）Cited from Compendium of Materia Medica (Bencao Gangmu) for its traditional functions.
  • Compendium of Materia Medica (Bencao Gangmu) · Li Shizhen · 卷十六·草部·隰草类下·青黛·主治（震亨）Cited from Compendium of Materia Medica (Bencao Gangmu) for its traditional functions.
  • Compendium of Materia Medica (Bencao Gangmu) · Li Shizhen · 卷十六·草部·隰草类下·青黛·主治（时珍）Cited from Compendium of Materia Medica (Bencao Gangmu) for its traditional functions.
  • Compendium of Materia Medica (Bencao Gangmu) · Li Shizhen · 卷十六·草部·隰草类下·青黛·集解（石灰警示）Cited from Compendium of Materia Medica (Bencao Gangmu) for its safety notes.