Montelukast vs Ranitidine

## Montelukast vs Ranitidine: Overview

This comparison examines the pharmacological differences between **Montelukast** and **Ranitidine**.

## Mechanism of Action

**Montelukast**: Selective leukotriene D4 receptor antagonist.

**Ranitidine**: Competitive H2 receptor antagonist.

## Pharmacokinetics

**Half-life**: Montelukast — 2.7-5.5 hours; Ranitidine — 2-3 hours.

## Chemical Properties

**Molecular Formula**: Montelukast — C35H36ClNO3S; Ranitidine — C13H22N4O3S.

**Molecular Weight**: Montelukast — 586.1800 g/mol; Ranitidine — 314.4050 g/mol.

**Type**: Montelukast — Small molecule; Ranitidine — Small molecule.