Drug class: DPP-4 Inhibitor Mechanism of Action Vildagliptin is an orally active, highly selective, and reversible dipeptidyl peptidase-4 (DPP-4) inhibitor designed to manage type 2 diabetes mellitus. Vildagliptin blocks the breakdown of incretin hormones, which prompts the pancreas to release more insulin when blood glucose is high and reduces liver sugar production. This elevation stimulates glucose-dependent insulin secretion from pancreatic beta cells while suppressing in