Allopurinol vs Memantine

## Allopurinol vs Memantine: Overview

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

## Mechanism of Action

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

**Memantine**: Non-competitive NMDA receptor antagonist.

## Pharmacokinetics

**Half-life**: Allopurinol — 1-2 hours; Memantine — 60-80 hours.

## Chemical Properties

**Molecular Formula**: Allopurinol — C5H4N4O; Memantine — C12H21N.

**Molecular Weight**: Allopurinol — 136.1120 g/mol; Memantine — 179.3080 g/mol.

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