Allopurinol vs Bupropion

## Allopurinol vs Bupropion: Overview

This comparison examines the pharmacological differences between **Allopurinol** and **Bupropion**.

## Mechanism of Action

**Allopurinol**: Xanthine oxidase inhibitor reducing uric acid production.

**Bupropion**: Norepinephrine-dopamine reuptake inhibitor (NDRI).

## Pharmacokinetics

**Half-life**: Allopurinol — 1-2 hours; Bupropion — 21 hours.

## Chemical Properties

**Molecular Formula**: Allopurinol — C5H4N4O; Bupropion — C13H18ClNO.

**Molecular Weight**: Allopurinol — 136.1120 g/mol; Bupropion — 239.7420 g/mol.

**Type**: Allopurinol — Small molecule; Bupropion — Small molecule.