Albuterol vs Cetirizine

## Albuterol vs Cetirizine: Overview

This comparison examines the pharmacological differences between **Albuterol** and **Cetirizine**.

## Mechanism of Action

**Albuterol**: Selective beta-2 adrenergic receptor agonist causing bronchodilation.

**Cetirizine**: Second-generation H1 antihistamine.

## Pharmacokinetics

**Half-life**: Albuterol — 3-8 hours; Cetirizine — 6.5-10 hours.

## Chemical Properties

**Molecular Formula**: Albuterol — C13H21NO3; Cetirizine — C21H25ClN2O3.

**Molecular Weight**: Albuterol — 239.3110 g/mol; Cetirizine — 388.8900 g/mol.

**Type**: Albuterol — Small molecule; Cetirizine — Small molecule.