Formulas Herbs Text

Nagak

Snail Shell · Cochleae Testa

한글 나각 · Pinyin Luo Ke

螺殼

Appears in 1 formula 處方

Melon Pedicel and Alum PowderGua Fan San瓜礬散 2 g · Assistant 佐

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Bogam — the Donguibogam (東醫寶鑑, 1613) in English: translated chapters, a formula database and a materia medica.

Translated and maintained by Eui Young (Justin) Chung, L.Ac., Dipl. O.M. — Raah Acupuncture, Koreatown, Los Angeles. Clinical questions about the patterns and formulas in these chapters? Ask your practitioner.

Dosages shown are representative per-packet (첩) amounts converted from classical measures and may vary between editions. This reference is educational; it is not medical advice, and it does not replace consultation with a licensed practitioner.

© 2026 Eui Young Chung / Raah Acupuncture. The English translation and clinical notes are copyright; brief quotations with attribution are welcome, but reproduction or redistribution requires permission. The Chinese text of the Donguibogam (1613) is in the public domain.