Lansoprazole vs Omeprazole

## Lansoprazole vs Omeprazole: Overview

This comparison examines the pharmacological differences between **Lansoprazole** and **Omeprazole**.

## Mechanism of Action

**Lansoprazole**: Proton pump inhibitor.

**Omeprazole**: Proton pump inhibitor that irreversibly blocks H+/K+-ATPase.

## Pharmacokinetics

**Half-life**: Lansoprazole — 1.5 hours; Omeprazole — 0.5-1 hour.

## Chemical Properties

**Molecular Formula**: Lansoprazole — C16H14F3N3O2S; Omeprazole — C17H19N3O3S.

**Molecular Weight**: Lansoprazole — 369.3620 g/mol; Omeprazole — 345.4170 g/mol.

**Type**: Lansoprazole — Small molecule; Omeprazole — Small molecule.