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泻肺平喘、利水消肿之力较强
润肺止咳，减缓寒泻之性，宜于肺虚咳嗽
煎服6–12g；泻肺利水生用，肺虚咳嗽蜜炙用。
本平台仅供学术参考，不构成医疗建议。
桑白皮含桑皮苷、桑根皮素类黄酮及降糖多肽（Moran A），现代研究显示其有平喘、利尿、降血糖及降血压作用，呼应传统泻肺平喘、利水消肿之功。
Mulberry root bark contains stilbene glycosides (mulberroside A), prenylated flavonoids (sanggenons), and the hypoglycemic glycoprotein moran A, with preclinical data on bronchodilation, diuresis, blood-glucose lowering, and hypotensive effects that parallel its traditional lung-draining and edema-reducing use.
Bensky 指出桑白皮蜜炙可减其寒性，专用于肺热咳喘。
Bensky notes honey-fried Sang Bai Pi tempers the cold nature and is preferred for lung-heat cough and wheezing.
Chen & Chen 综述桑白皮提取物具利尿与降压作用，与其传统利水消肿相合。
Chen & Chen summarize diuretic and hypotensive effects of mulberry root bark extracts, matching its traditional water-regulating use.
本部分信息仅供学术参考，不构成医疗建议。
肺虚无火，风寒咳嗽者忌用。脾虚便溏者慎用。
性寒泻肺，不宜长期大剂量服用以免伤肺气。外层粗皮须刮净后入药，以免刺激咽喉。
桑根白皮，味甘寒。主伤中，五劳六极，羸瘦，崩中，脉绝，补虚益气。
中品
@misc{bencaodian-sang-bai-pi,
author = {{Bencaodian Editorial}},
title = {Sāng Bái Pí 桑白皮 (Mulberry Root Bark) — Mori Cortex},
year = {2026},
howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
url = {https://bencaodian.org/zh/herbs/sang-bai-pi},
urldate = {2026-04-09},
note = {CC BY-SA 4.0}
}