Herb
Bushy Knotweed (Hu zhang)
虎杖hu zhang
1 sourceRhizoma et Radix Polygoni Cuspidati
Clears heat and resolves toxicity, quickens the blood to free menstruation and disperse stasis, and disinhibits water.
Source
Compendium of Materia Medica (Bencao Gangmu)卷十六·草部·隰草类下·虎杖·主治（《别录》）
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：通利月水，破留血癥结（《别录》）；治大热烦躁，止渴利小便，压一切热毒（甄权）；治产后血运，恶血不下，心腹胀满，排脓，主疮疖痈毒，扑损瘀血（大明）。
Nature, flavor & meridians
Nature & flavor: 微温（甄权谓甘、平、无毒；宗奭谓味微苦）。
Citations
- Compendium of Materia Medica (Bencao Gangmu) · Li Shizhen · 卷十六·草部·隰草类下·虎杖（《别录》中品）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·虎杖·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·虎杖·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·虎杖·主治（《别录》）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·虎杖·主治（甄权）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·虎杖·主治（大明）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·虎杖·发明（孕忌）Cited from Compendium of Materia Medica (Bencao Gangmu) for its safety notes.