CheckVegan

Is Ethionamide vegan?

Ethionamide

Vegan Vegan
Vegetarian Vegetarian

Ethionamide is a synthetic antibacterial drug used in the treatment of tuberculosis, chemically a thioamide derivative of isonicotinic acid. It is manufactured synthetically, not derived from animals or plants.

Also known as 4-Pyridinecarbothioamide, 2-ethyl-, ethionamide, Isonicotinimidic acid, 2-ethylthio-
INCI name Ethionamide
CAS number 536-33-4
EC number 208-628-9
CosIng ID 28656
Last reviewed 9 July 2026

An ingredient is considered vegan if it contains no animal-derived components at any point in its production.

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