Aspirin vs Nitroglycerin

## Aspirin vs Nitroglycerin: Overview

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

## Mechanism of Action

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

**Nitroglycerin**: Nitric oxide donor causing venous and arterial vasodilation.

## Pharmacokinetics

**Half-life**: Aspirin — 2-3 hours; Nitroglycerin — 1-4 minutes.

## Chemical Properties

**Molecular Formula**: Aspirin — C9H8O4; Nitroglycerin — C3H5N3O9.

**Molecular Weight**: Aspirin — 180.1580 g/mol; Nitroglycerin — 227.0870 g/mol.

**Type**: Aspirin — Small molecule; Nitroglycerin — Small molecule.