ACUPUNCTURE
Feng Yan: TCM Acupoint Guide
FENGYAN
Name
Feng Yan (Fengyan)
Location
At the radial end of the transverse crease of the palmar aspect of the phalangeal joint of the thumb.
Needling
Prick to bleed.
Indications
- Night blindness
This entry follows the standard reference format. How to read a TCM entry explains what each heading means and how the terminology works. Not medically reviewed and not medical advice — see the medical disclaimer.
Sources and further reading
We cite classical materia medica and modern reference works. This article is health education, not medical advice.
- Shennong Bencao Jing (The Divine Farmer's Materia Medica), Han dynasty.
- Bencao Gangmu (Compendium of Materia Medica), Li Shizhen, 1578.
- Chinese Pharmacopoeia, current edition — identity, quality and safety monographs.
- NCCIH and WHO reference material on traditional medicine safety.
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