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清热凉血、散瘀止痛力强，用于血热、血瘀诸证
减缓寒性，活血而不伤中，用于瘀血腹痛而脾胃不甚虚者
增强活血散瘀之力，用于经闭痛经、跌打损伤
内服煎汤6–12g；活血散瘀、治癥瘕可用至15g；入丸散酌减。
For educational reference only — not medical advice.
赤芍与白芍同源（Paeonia lactiflora），未经去皮加工，含芍药苷、苯甲酰芍药苷及丹皮酚，具有抗血小板聚集、改善微循环、抗炎及保肝作用。
Paeoniae Radix Rubra shares source species with Bai Shao but is used unpeeled; it contains paeoniflorin, benzoylpaeoniflorin, and paeonol, with antiplatelet, microcirculation-improving, anti-inflammatory, and hepatoprotective activity.
Bensky 对比赤芍与白芍：白芍偏养血柔肝，赤芍偏清热凉血、活血散瘀。
Bensky contrasts Chi Shao (cooling, blood-moving) with Bai Shao (blood-nourishing, liver-softening), despite their shared botanical origin.
陈氏药理学指出赤芍提取物可抑制血小板聚集、延长凝血时间，临床用于血瘀型心脑血管疾病。
Chen & Chen report that Chi Shao extracts inhibit platelet aggregation and prolong clotting time, supporting clinical use in blood-stasis cardiovascular disease.
This section is provided for academic reference only and does not constitute medical advice.
不宜与藜芦同用（十八反）。血虚无瘀之证及痈疽已溃者慎用。月经过多及孕妇慎用。
性寒凉而散瘀，无瘀血者不宜用。与藜芦相反，不可同用。月经过多、血虚及孕妇慎服。现代研究未见明显毒性。
味苦，平。主邪气腹痛，除血痹，破坚积，寒热疝瘕，止痛，利小便，益气。
中品
@misc{bencaodian-chi-shao,
author = {{Bencaodian Editorial}},
title = {Chì Sháo 赤芍 (Red Peony Root) — Paeoniae Rubrae Radix},
year = {2026},
howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
url = {https://bencaodian.org/en/herbs/chi-shao},
urldate = {2026-04-09},
note = {CC BY-SA 4.0}
}