Flying Alum Dan,Formula by Zhang Chengzu, cited in Volume 5 of *Bai Yi*.,For laryngeal obstruction, acute and chronic convulsions in children, and locked jaw.
Flying Alum Dan
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Formulas Name : Flying Alum Dan
Chinese Name : 飞矾丹
Drug Formulation
2 liang of refined dried alum (Northern alum or crimson alum is best; if unavailable, use clear Southern alum), Pinellia (processed with ginger overnight),Tiannanxing (sliced, rubbed with soapberry, soaked in water overnight, then simmered in a cauldron the next day until all the water has evaporated), 1 liang of white silkworm pupae (half a liang used raw, half a liang soaked in rice vinegar overnight).
Source
Formula by Zhang Chengzu, cited in Volume 5 of *Bai Yi*.
Processing
Grind the above ingredients into a fine powder; form into pills the size of a tung tree seed using ginger juice as a binder; water-based pills may also be used.
Benefits
For laryngeal obstruction, acute and chronic convulsions in children, and locked jaw.
Instructions for Use
Take 15 to 20 pills per dose, washed down with ginger soup; for a blocked throat, use 2 mint leaves soaked briefly in freshly drawn water; chew the mint and swallow the medicine, then wash it down with water; if the patient cannot swallow, immediately grind 15 pills into a fine powder, mix with soapberry water, and administer orally;For acute and chronic convulsions in children accompanied by locked jaws that cannot be opened, apply a paste made with soapberry water to the gums; once it enters the throat, the child will recover.
Copyright: Excerpt from Formula by Zhang Chengzu, cited in Volume 5 of *Bai Yi*., Copyright belongs to the Original Author and all original sources, This article was shared by DeDe on August 24, 2026, Please credit the source and include a link to the original article when reposting.
Terminology Proofreading: [Cheng Bo] | August 24, 2026 Reviewed by: [Wang Zhongxiang, Associate Chief TCM Physician (China)] | August 24, 2026
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Flying Alum Dan,For laryngeal obstruction, acute and chronic convulsions in children, and locked jaw.