Cetirizine vs Prednisone

## Cetirizine vs Prednisone: Overview

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

## Mechanism of Action

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

**Prednisone**: Synthetic corticosteroid; suppresses inflammation via glucocorticoid receptor.

## Pharmacokinetics

**Half-life**: Cetirizine — 6.5-10 hours; Prednisone — 2-3 hours.

## Chemical Properties

**Molecular Formula**: Cetirizine — C21H25ClN2O3; Prednisone — C21H26O5.

**Molecular Weight**: Cetirizine — 388.8900 g/mol; Prednisone — 358.4280 g/mol.

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