Herbs that Regulate Water and Drain Dampness
Han Fang Ji 防己
Radix Stephaniae Tetrandrae Stephania Root
Also known as Fang Ji
✓ CALE Exam ✓ National Exam
Materia Medica Data
- Temperature
- Cold
- Nature & Flavour
- Bitter, Spicy, Cold
- Channels Entered
- BL, SP, KI
- Latin (pharmaceutical)
- Radix Stephaniae Tetrandrae
- Chinese
- 防己
- Tone Marks
- hàn fáng jĭ
- Also Known As
- Fang Ji
Chinese Herb Actions
- Promotes Urination, Reduces Edema, Regulates the Water Passages For edema in the lower body, ascites, leg qi, gurgling intestines, abdominal distention and other disorders due to water and dampness in the lower jiao
- Expels Wind-Damp and Relieves Pain For red, hot, swollen joints associated with damp-heat.
Chinese Herb Dosage
- 4.5-9 grams in decoction 12
- 4.5-9 grams in decoction 13
Chinese Herb Contraindications & Cautions
- Use with caution in cases with Yin Deficiency.
- Use with caution in cases with Spleen and Stomach Deficiency or Cold.
Chinese Herb Toxicity & Overdose
- Overdose can lead to vomiting, tremor, ataxia, convulsions, quadriplegia, hypertonicity, and respiratory failure.
Herb-Drug Interactions
- None noted, but use cautiously with diuretics including chlorothoiazide, hydrochlorothiazide, Lasix, Bumex, and Demadex.
Chinese Herb Notes
- Han Fan Ji (Fen Fang Ji) should not be confused with Guang Fan Ji which contains the nephrotoxin aristolochic acid.
- See Eric Brand's blog post: Are You Using the Correct Fang Ji?
Sources & References
Compiled and edited by Thomas Dehli, Founder & Editor, Sacred Lotus
The information here is referenced from numerous sources — teachers, practitioners, class notes from Five Branches University, the books below, and the published research literature, with citations given as resolvable PubMed identifiers. Where sources disagree, I have flagged the discrepancies directly. If facts couldn't be verified, I have left them out. How we source our content.
Reference information for students and practitioners — not medical advice. Consult a qualified practitioner. Terms of use.
Chinese Herbs Books & References
- https://amzn.to/3WfB3DK
- https://amzn.to/3DR1VUh
- https://amzn.to/42aMz73
- https://amzn.to/3PuD4bt



