Cetirizine vs Pravastatin

## Cetirizine vs Pravastatin: Overview

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

## Mechanism of Action

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

**Pravastatin**: Competitive inhibitor of HMG-CoA reductase.

## Pharmacokinetics

**Half-life**: Cetirizine — 6.5-10 hours; Pravastatin — 1.8 hours.

## Chemical Properties

**Molecular Formula**: Cetirizine — C21H25ClN2O3; Pravastatin — C23H36O7.

**Molecular Weight**: Cetirizine — 388.8900 g/mol; Pravastatin — 424.5280 g/mol.

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