Atezolizumab vs Metoprolol

## Atezolizumab vs Metoprolol: Overview

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

## Mechanism of Action

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

**Metoprolol**: Selective beta-1 adrenergic receptor blocker.

## Pharmacokinetics

**Half-life**: Atezolizumab — 27 days; Metoprolol — 3-7 hours.

## Chemical Properties

**Molecular Formula**: Atezolizumab — N/A; Metoprolol — C15H25NO3.

**Molecular Weight**: Atezolizumab — N/A; Metoprolol — 267.3640 g/mol.

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