The drug is a prodrug and is activated in the acidic environment of the secretory tubules in the parietal cells. It reduces basal and stimulated secretion regardless of the nature of the stimulus. Prescribed in case of erosive ulcerative diseases of the gastrointestinal tract and eradication of Helicobacter pylori in infected patients with gastric and duodenal ulcer.

Blocks the final stage of HCl secretion, reducing basal and stimulated secretion, regardless of the nature of the stimulus. Prescribed for gastric ulcer and duodenal ulcer in acute phase, erosive-ulcerative esophagitis, reflux esophagitis, Zollinger-Ellison syndrome, stress ulcers of the gastrointestinal tract; eradication of Helicobacter pylori within a combination therapy, non-ulcer dyspepsia.