Amaryl - a medicine of group of sulphonylurea, the peroral hypoglycemic medicine. It has an initially prolonged effect. The mechanism of action consists in stimulation of secretion and release of insulin from beta cells of a pancreas (pancreatic effect). It also increases sensitivity of fatty and muscular tissues to effect of insulin (extrapancreatic effect).

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.