Barole also contains the following inactive ingredients: Hypromellose, methacrylic acid copolymer, macrogol, povidone, purified talc, light magnesium carbonate and sodium hydroxide.
Rabeprazole is a substituted benzimidazole that inhibits gastric acid secretion. It is 2-[[4-(3-methoxypropoxy)-3-methyl-2-pyridinyl]sulfinyl]-1H-benzimidazole sodium salt. It has an empirical formula of C18H20N3Na03S and a molecular weight of 381.43.