Montelukast vs Trastuzumab

## Montelukast vs Trastuzumab: Overview

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

## Mechanism of Action

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

**Trastuzumab**: Anti-HER2 monoclonal antibody inhibiting receptor signaling.

## Pharmacokinetics

**Half-life**: Montelukast — 2.7-5.5 hours; Trastuzumab — 28 days.

## Chemical Properties

**Molecular Formula**: Montelukast — C35H36ClNO3S; Trastuzumab — N/A.

**Molecular Weight**: Montelukast — 586.1800 g/mol; Trastuzumab — N/A.

**Type**: Montelukast — Small molecule; Trastuzumab — Antibody.