Loading
New to this? Read about Four Natures & Five Flavors and Channel Tropism
Crystalline borax (sodium tetraborate decahydrate). Enters the Lung and Stomach channels. Sweet, salty, cool, and toxic. Clears heat, dispels phlegm, resolves toxicity, and prevents putrefaction. Primarily for topical/external use in throat and oral conditions. A toxic mineral medicinal.
清热解毒
多外用含化或研末吹喉；内服入丸散
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.
有毒，不宜内服大量或久服。孕妇禁用。
有毒矿物药。硼砂为含硼矿物，大量摄入可致恶心呕吐、腹泻、皮疹，严重中毒致肝肾损害。国家已禁止在食品中添加。外用为主要用法。孕妇禁用。
硼砂，消痰止嗽，治骨鲠。
@misc{bencaodian-peng-sha,
author = {{Bencaodian Editorial}},
title = {Péng Shā 硼砂 (Borax) — Borax},
year = {2026},
howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
url = {https://bencaodian.org/en/herbs/peng-sha},
urldate = {2026-04-16},
note = {CC BY-SA 4.0}
}© Bencaodian Editorial · Licensed under CC BY-SA 4.0
硼砂含四硼酸钠，具有抑菌、抗真菌及防腐作用，外用可治咽喉口腔炎症。口服有毒。
Peng sha contains sodium tetraborate; provides antibacterial, antifungal, and antiseptic effects topically for oropharyngeal inflammation. Oral ingestion is toxic.
《中国药典》规定硼含量与毒性限度。
Chinese Pharmacopoeia specifies boron content and toxicity limits.
This section is provided for academic reference only and does not constitute medical advice.