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.

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.