Cetirizine vs Dexamethasone

## Cetirizine vs Dexamethasone: Overview

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

## Mechanism of Action

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

**Dexamethasone**: Potent synthetic glucocorticoid.

## Pharmacokinetics

**Half-life**: Cetirizine — 6.5-10 hours; Dexamethasone — 36-54 hours.

## Chemical Properties

**Molecular Formula**: Cetirizine — C21H25ClN2O3; Dexamethasone — C22H29FO5.

**Molecular Weight**: Cetirizine — 388.8900 g/mol; Dexamethasone — 392.4610 g/mol.

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