Aspirin vs Nivolumab

## Aspirin vs Nivolumab: Overview

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

## Mechanism of Action

**Aspirin**: Irreversibly inhibits cyclooxygenase-1 and -2.

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

## Pharmacokinetics

**Half-life**: Aspirin — 2-3 hours; Nivolumab — 27 days.

## Chemical Properties

**Molecular Formula**: Aspirin — C9H8O4; Nivolumab — N/A.

**Molecular Weight**: Aspirin — 180.1580 g/mol; Nivolumab — N/A.

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