Atezolizumab vs Cephalexin

## Atezolizumab vs Cephalexin: Overview

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

## Mechanism of Action

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

**Cephalexin**: First-generation cephalosporin inhibiting cell wall synthesis.

## Pharmacokinetics

**Half-life**: Atezolizumab — 27 days; Cephalexin — 0.5-1.2 hours.

## Chemical Properties

**Molecular Formula**: Atezolizumab — N/A; Cephalexin — C16H17N3O4S.

**Molecular Weight**: Atezolizumab — N/A; Cephalexin — 347.3890 g/mol.

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