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平肝潜阳，重镇降逆之力较强
增强收敛止血之功，便于粉碎入药
煎服9–30g，宜打碎先煎30分钟以上，便于有效成分析出；入丸散每次1–3g。降逆平肝宜生用，止血宜煅用。
本平台仅供学术参考，不构成医疗建议。
代赭石为天然赤铁矿，主含三氧化二铁，现代药理示其具镇静、抗胃酸与轻度补铁作用；煎液含少量可溶性铁与微量元素。
Daizheshi is natural hematite composed mainly of ferric oxide; modern studies show sedative, gastric acid neutralizing and mild iron-supplementing effects, with small amounts of soluble iron and trace elements entering decoction.
《中国药典》规定代赭石以三氧化二铁（Fe2O3）含量计不得少于 45.0%，宜先煎。
Chinese Pharmacopoeia requires Fe2O3 content of not less than 45.0%; decoct first.
本草传统认为其重镇降逆、平肝潜阳，现代应用包括镇吐与止呃。
Classically heavy and descending, used to subdue rebellious qi and anchor liver yang; modern use includes antiemetic and antihiccup roles.
因含微量砷、铅等杂质，长期大剂量应慎用，孕妇忌服。
May contain trace arsenic or lead impurities; avoid long-term high doses and contraindicated in pregnancy.
本部分信息仅供学术参考，不构成医疗建议。
孕妇慎用。中气不足、下元虚寒者忌用。本品质重，脾胃虚弱者不宜久服。所含微量铅、砷，故不宜过量长期服用。
本品为氧化铁矿物，含微量铅、砷等重金属，孕妇慎用，不宜长期大量服用，以防蓄积中毒。质重沉降，中气虚弱、脾胃虚寒者慎用。必须先煎以利有效成分析出。
代赭，味苦，寒。主鬼注、贼风、蛊毒，杀精物恶鬼，腹中毒邪气，女子赤沃漏下。
下品
@misc{bencaodian-dai-zhe-shi,
author = {{Bencaodian Editorial}},
title = {Dài Zhě Shí 代赭石 (Hematite) — Haematitum},
year = {2026},
howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
url = {https://bencaodian.org/zh/herbs/dai-zhe-shi},
urldate = {2026-04-09},
note = {CC BY-SA 4.0}
}