Mebendazole is a carbamate ester that is methyl 1H-benzimidazol-2-ylcarbamate substituted by a benzoyl group at position 5. It has a role as an antinematodal drug, a tubulin modulator and a microtubule-destabilising agent. It is a member of benzimidazoles, a carbamate ester and an aromatic ketone. It derives from a hydride of a 1H-benzimidazole.