Atezolizumab vs Ranitidine

## Atezolizumab vs Ranitidine: Overview

This comparison examines the pharmacological differences between **Atezolizumab** and **Ranitidine**.

## Mechanism of Action

**Atezolizumab**: Fully human anti-PD-L1 IgG1 monoclonal antibody blocking PD-L1 interaction with PD-1 and B7.1.

**Ranitidine**: Competitive H2 receptor antagonist.

## Pharmacokinetics

**Half-life**: Atezolizumab — 27 days; Ranitidine — 2-3 hours.

## Chemical Properties

**Molecular Formula**: Atezolizumab — N/A; Ranitidine — C13H22N4O3S.

**Molecular Weight**: Atezolizumab — N/A; Ranitidine — 314.4050 g/mol.

**Type**: Atezolizumab — Antibody; Ranitidine — Small molecule.