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The dried rhizome and root of Notopterygium incisum or N. franchetii (Apiaceae). Enters the Bladder and Kidney channels. Pungent, bitter, and warm, its qi and flavor are vigorous and powerful, with particular affinity for the foot greater yang Bladder channel. It excels at dispersing wind-cold-dampness and relieving joint pain, making it the key herb for wind-cold-damp impediment of the upper body and greater yang headache.
解表散寒，祛风胜湿止痛
内服煎汤3–10g。用量过大易致呕吐，脾胃虚弱者不宜服。
Reference range for non-pregnant adults. Not a personalized prescription. Pregnancy, lactation, and pediatric use require specialist supervision.
Protective guidance only — when to avoid or use with caution. This block deliberately omits pregnancy, lactation, and pediatric dosing: any such use must be managed by a qualified TCM practitioner or appropriate specialist.
阴血亏虚之头痛、身痛及血虚痹痛者忌用；辛温香燥，用量过多易耗气伤阴，脾胃虚弱者亦须慎用。
气味雄烈，用量过大易致呕吐。血虚痹痛、阴虚头痛者忌用。
羌活气雄而散，味薄上升，入足太阳膀胱经，以其为拨乱反正之主，故大寒大热之病非此不除也。
@misc{bencaodian-qiang-huo,
author = {{Bencaodian Editorial}},
title = {Qiāng Huó 羌活 (Notopterygium Root) — Notopterygii Rhizoma et Radix},
year = {2026},
howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
url = {https://bencaodian.org/en/herbs/qiang-huo},
urldate = {2026-04-17},
note = {CC BY-SA 4.0}
}© Bencaodian Editorial · Licensed under CC BY-SA 4.0
羌活富含香豆素（羌活醇、异欧前胡素）与挥发油，现代研究显示解热、镇痛、抗炎及抗心律失常作用，对应传统祛风散寒、胜湿止痛之功。
Notopterygium contains furanocoumarins (notopterol, isoimperatorin) and volatile oils with antipyretic, analgesic, anti-inflammatory, and antiarrhythmic effects in preclinical models, aligning with its traditional wind-cold-damp dispelling and pain-relieving use.
《中药学》（Bensky）强调羌活气味雄烈，阴虚血燥者慎用。
Bensky cautions that Notopterygium is pungent and drying and should be used carefully in yin-deficient or blood-dry patients.
Chen & Chen 综述羌活醇有抗心律失常及镇痛活性。
Chen & Chen summarize notopterol's antiarrhythmic and analgesic activities.
This section is provided for academic reference only and does not constitute medical advice.