Iron Lock Spoon，From *Secrets of Laryngology*, Volume 2.，For laryngeal spasm.
Iron Lock Spoon
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Formulas Name : Iron Lock Spoon
Chinese Name : 铁锁匙
Drug Formulation
1 piece of soapberry pod, 2–3 seeds of refined croton, a small amount of musk.
Source
From *Secrets of Laryngology*, Volume 2.
Processing
Place the refined croton seeds into the soapberry pod, seal it tightly with yellow clay, calcine until the properties are preserved, add musk, and grind into a powder.
Benefits
For laryngeal spasm.
Instructions for Use
Take with peppermint decoction.
Copyright: Excerpt from From *Secrets of Laryngology*, Volume 2., Copyright belongs to the Original Author and all original sources, This article was shared by DeDe on August 31, 2026, Please credit the source and include a link to the original article when reposting.
Terminology Proofreading: [Cheng Bo] | August 31, 2026 Reviewed by: [Wang Zhongxiang, Associate Chief TCM Physician (China)] | August 31, 2026
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Iron Lock Spoon,For laryngeal spasm.