Gefitinib vs Nivolumab

## Gefitinib vs Nivolumab: Overview

This comparison examines the pharmacological differences between **Gefitinib** and **Nivolumab**.

## Mechanism of Action

**Gefitinib**: Selective reversible inhibitor of EGFR tyrosine kinase.

**Nivolumab**: Fully human anti-PD-1 IgG4 monoclonal antibody restoring T-cell anti-tumor activity.

## Pharmacokinetics

**Half-life**: Gefitinib — 48 hours; Nivolumab — 27 days.

## Chemical Properties

**Molecular Formula**: Gefitinib — C22H24ClFN4O3; Nivolumab — N/A.

**Molecular Weight**: Gefitinib — 446.9000 g/mol; Nivolumab — N/A.

**Type**: Gefitinib — Small molecule; Nivolumab — Antibody.