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The dried mature spores of Lygodium japonicum (Lygodiaceae). Enters the Bladder and Small Intestine channels. Light in substance with a descending nature, it effectively disinhibits urination and frees all types of strangury, especially stone and blood strangury.
布包煎
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.
（时珍曰）海金沙除小肠膀胱血分湿热。治湿热肿满，五淋茎痛，解热毒气。
草部
@misc{bencaodian-hai-jin-sha,
author = {{Bencaodian Editorial}},
title = {Hǎi Jīn Shā 海金沙 (Lygodium Spore) — Lygodii Spora},
year = {2026},
howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
url = {https://bencaodian.org/en/herbs/hai-jin-sha},
urldate = {2026-04-17},
note = {CC BY-SA 4.0}
}© Bencaodian Editorial · Licensed under CC BY-SA 4.0
海金沙含黄酮苷、脂肪油和钾盐，具利尿、排石、抗菌和解痉作用，常用于石淋热淋。
Hai Jin Sha contains flavonoid glycosides, fatty oil, and potassium salts with diuretic, stone-expelling, antibacterial, and antispasmodic effects; used for stone-type and heat-type painful urinary dribbling.
海金沙甘寒，利尿通淋，为沙石热淋专药。
Sweet-cold; promotes urination and dissolves stones; a specific remedy for sand-stone and heat-type strangury.
This section is provided for academic reference only and does not constitute medical advice.