Aspirin vs Sumatriptan

## Aspirin vs Sumatriptan: Overview

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

## Mechanism of Action

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

**Sumatriptan**: Selective 5-HT1B/1D receptor agonist.

## Pharmacokinetics

**Half-life**: Aspirin — 2-3 hours; Sumatriptan — 2.5 hours.

## Chemical Properties

**Molecular Formula**: Aspirin — C9H8O4; Sumatriptan — C14H21N3O2S.

**Molecular Weight**: Aspirin — 180.1580 g/mol; Sumatriptan — 295.4020 g/mol.

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