Allopurinol vs Pregabalin

## Allopurinol vs Pregabalin: Overview

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

## Mechanism of Action

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

**Pregabalin**: Binds alpha-2-delta subunit of voltage-gated calcium channels.

## Pharmacokinetics

**Half-life**: Allopurinol — 1-2 hours; Pregabalin — 6.3 hours.

## Chemical Properties

**Molecular Formula**: Allopurinol — C5H4N4O; Pregabalin — C8H17NO2.

**Molecular Weight**: Allopurinol — 136.1120 g/mol; Pregabalin — 159.2260 g/mol.

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