CheckVegan

Is Laudanosine vegetarian?

Laudanosine

Vegetarian Vegetarian
Vegan Vegan

Laudanosine, also known as N-methyltetrahydropapaverine, is a synthetic alkaloid and metabolite of the pharmaceutical drugs atracurium and cisatracurium. It can decrease the seizure threshold at sufficiently high concentrations.

Also known as (±)-1-[(3,4-dimethoxyphenyl)methyl]-1,2,3,4-tetrahydro-6,7-dimethoxy-2-methylisoquinoline, Isoquinoline, 1-[(3,4-Dimethoxyphenyl)Methyl]-1,2,3,4-Tetrahydro-6.7-Dimethoxy-2-Methyl-, N-methyltetrahydropapaverine
INCI name Laudanosine
CAS number 2688-77-9
EC number 216-923-9
CosIng ID 83670
Last reviewed 10 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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