Aspirin vs Trastuzumab

## Aspirin vs Trastuzumab: Overview

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

## Mechanism of Action

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

**Trastuzumab**: Anti-HER2 monoclonal antibody inhibiting receptor signaling.

## Pharmacokinetics

**Half-life**: Aspirin — 2-3 hours; Trastuzumab — 28 days.

## Chemical Properties

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

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

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