Atezolizumab vs Escitalopram

## Atezolizumab vs Escitalopram: Overview

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

## Mechanism of Action

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

**Escitalopram**: S-enantiomer of citalopram; selective serotonin reuptake inhibitor.

## Pharmacokinetics

**Half-life**: Atezolizumab — 27 days; Escitalopram — 27-32 hours.

## Chemical Properties

**Molecular Formula**: Atezolizumab — N/A; Escitalopram — C20H21FN2O.

**Molecular Weight**: Atezolizumab — N/A; Escitalopram — 324.3920 g/mol.

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