Allopurinol vs Lisinopril

## Allopurinol vs Lisinopril: Overview

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

## Mechanism of Action

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

**Lisinopril**: ACE inhibitor preventing conversion of angiotensin I to angiotensin II.

## Pharmacokinetics

**Half-life**: Allopurinol — 1-2 hours; Lisinopril — 12 hours.

## Chemical Properties

**Molecular Formula**: Allopurinol — C5H4N4O; Lisinopril — C21H31N3O5.

**Molecular Weight**: Allopurinol — 136.1120 g/mol; Lisinopril — 405.4900 g/mol.

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