Durvalumab vs Rabeprazole

## Durvalumab vs Rabeprazole: Overview

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

## Mechanism of Action

**Durvalumab**: Human IgG1 kappa anti-PD-L1 monoclonal antibody blocking PD-L1 binding to PD-1 and CD80.

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

## Pharmacokinetics

**Half-life**: Durvalumab — 17 days; Rabeprazole — 1-2 hours.

## Chemical Properties

**Molecular Formula**: Durvalumab — N/A; Rabeprazole — C18H21N3O3S.

**Molecular Weight**: Durvalumab — N/A; Rabeprazole — 359.4440 g/mol.

**Type**: Durvalumab — Antibody; Rabeprazole — Small molecule.