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Alternate-name entry for Qian Cao — the dried root and rhizome of Rubia cordifolia (Rubiaceae); see the primary Qian Cao entry for full pharmacology. Enters the Liver channel. Bitter and cold; cools the blood, transforms stasis, stanches bleeding, and frees the menses, used for blood-heat hemorrhage with stasis and stasis-type amenorrhea.
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.
味苦，寒。主寒湿风痹，黄疸，补中。
上品
@misc{bencaodian-qian-cao-gen,
author = {{Bencaodian Editorial}},
title = {Qiàn Cǎo Gēn 茜草根 (Madder Root) — Rubiae Radix et Rhizoma},
year = {2026},
howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
url = {https://bencaodian.org/en/herbs/qian-cao-gen},
urldate = {2026-04-17},
note = {CC BY-SA 4.0}
}© Bencaodian Editorial · Licensed under CC BY-SA 4.0
茜草含蒽醌类（茜素、茜草素）和萘醌，具凉血止血、化瘀通经、抗菌和抗氧化作用。
Qian Cao Gen contains anthraquinones (alizarin, rubiadin) and naphthoquinones with blood-cooling hemostatic, stasis-dissolving, antimicrobial, and antioxidant effects.
茜草苦寒，凉血止血，活血祛瘀，通经。
Bitter-cold; cools blood and stops bleeding, invigorates blood, dispels stasis, and frees menses.
含羟基蒽醌的茜草长期大量使用有潜在致突变风险，短期治疗用量安全。
Long-term high-dose use of hydroxyanthraquinone-containing Rubia carries theoretical genotoxic risk; therapeutic short-term doses are considered safe.
This section is provided for academic reference only and does not constitute medical advice.