Cetirizine vs Moxifloxacin

## Cetirizine vs Moxifloxacin: Overview

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

## Mechanism of Action

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

**Moxifloxacin**: Fourth-generation fluoroquinolone inhibiting DNA gyrase and topoisomerase IV with enhanced anaerobic activity.

## Pharmacokinetics

**Half-life**: Cetirizine — 6.5-10 hours; Moxifloxacin — 12 hours.

## Chemical Properties

**Molecular Formula**: Cetirizine — C21H25ClN2O3; Moxifloxacin — C21H24FN3O4.

**Molecular Weight**: Cetirizine — 388.8900 g/mol; Moxifloxacin — 401.4350 g/mol.

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