Qing Fen

Calomelas

Calomel (Mercurous Chloride)

Topical

About this herb

A mercury-containing compound used historically only topically and in tiny amounts; modern use is avoided due to confirmed mercury toxicity.

This entry is a quick reference for now — we haven't written a full, in-depth write-up for Qing Fen yet.

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PinyinQing Fen

Chinese轻粉

Latin (pharmaceutical)Calomelas

EnglishCalomel (Mercurous Chloride)

CategoryTopical

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This entry is a plain-language reference, not a guide to diagnosis or treatment. Herb names, properties, and categories can vary between texts and traditions — always confirm with a licensed practitioner before using any herb.