Han Fang Ji

Radix Stephaniae Tetrandrae

Stephania Tetrandra Root

Dampness-Draining

About this herb

The correctly identified, safer Fang Ji species; historical confusion with the toxic Aristolochia species (Guang Fang Ji) led to real cases of harm, which is why correct sourcing matters.

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PinyinHan Fang Ji

Chinese汉防己

Latin (pharmaceutical)Radix Stephaniae Tetrandrae

EnglishStephania Tetrandra Root

CategoryDampness-Draining

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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.