Rabeprazole vs Sitagliptin

## Rabeprazole vs Sitagliptin: Overview

This comparison examines the pharmacological differences between **Rabeprazole** and **Sitagliptin**.

## Mechanism of Action

**Rabeprazole**: Proton pump inhibitor irreversibly inhibiting gastric H+/K+-ATPase with faster onset than omeprazole.

**Sitagliptin**: DPP-4 inhibitor increasing incretin levels.

## Pharmacokinetics

**Half-life**: Rabeprazole — 1-2 hours; Sitagliptin — 12.4 hours.

## Chemical Properties

**Molecular Formula**: Rabeprazole — C18H21N3O3S; Sitagliptin — C16H15F6N5O.

**Molecular Weight**: Rabeprazole — 359.4440 g/mol; Sitagliptin — 407.3140 g/mol.

**Type**: Rabeprazole — Small molecule; Sitagliptin — Small molecule.