Albendazole is an orally administered broad-spectrum anthelmintic. Chemically it is Methyl 5-(propylthio)-2-benzimidazolecarbamate. Its molecular formula is C12H15N3O2S. Its molecular weight is 265.34.

Albendazole is a white to off-white powder. It is soluble in dimethylsulfoxide, strong acids and strong bases. It is slightly soluble in methanol, chloroform, ethyl acetate and acetonitrile. Albendazole is practically insoluble in water.