Irbesartan vs Montelukast
## Irbesartan vs Montelukast: Overview
This comparison examines the pharmacological differences between **Irbesartan** and **Montelukast**.
## Mechanism of Action
**Irbesartan**: Selective non-competitive angiotensin II type 1 receptor antagonist.
**Montelukast**: Selective leukotriene D4 receptor antagonist.
## Pharmacokinetics
**Half-life**: Irbesartan — 11-15 hours; Montelukast — 2.7-5.5 hours.
## Chemical Properties
**Molecular Formula**: Irbesartan — C25H28N6O; Montelukast — C35H36ClNO3S.
**Molecular Weight**: Irbesartan — 428.5320 g/mol; Montelukast — 586.1800 g/mol.
**Type**: Irbesartan — Small molecule; Montelukast — Small molecule.