Montelukast vs Ondansetron

## Montelukast vs Ondansetron: Overview

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

## Mechanism of Action

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

**Ondansetron**: Selective 5-HT3 receptor antagonist.

## Pharmacokinetics

**Half-life**: Montelukast — 2.7-5.5 hours; Ondansetron — 3-5 hours.

## Chemical Properties

**Molecular Formula**: Montelukast — C35H36ClNO3S; Ondansetron — C18H19N3O.

**Molecular Weight**: Montelukast — 586.1800 g/mol; Ondansetron — 293.3660 g/mol.

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