Cetirizine vs Imatinib

## Cetirizine vs Imatinib: Overview

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

## Mechanism of Action

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

**Imatinib**: Selective inhibitor of BCR-ABL, c-Kit, and PDGFR tyrosine kinases.

## Pharmacokinetics

**Half-life**: Cetirizine — 6.5-10 hours; Imatinib — 18 hours.

## Chemical Properties

**Molecular Formula**: Cetirizine — C21H25ClN2O3; Imatinib — C29H31N7O.

**Molecular Weight**: Cetirizine — 388.8900 g/mol; Imatinib — 493.6030 g/mol.

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