Escitalopram vs Gefitinib

## Escitalopram vs Gefitinib: Overview

This comparison examines the pharmacological differences between **Escitalopram** and **Gefitinib**.

## Mechanism of Action

**Escitalopram**: S-enantiomer of citalopram; selective serotonin reuptake inhibitor.

**Gefitinib**: Selective reversible inhibitor of EGFR tyrosine kinase.

## Pharmacokinetics

**Half-life**: Escitalopram — 27-32 hours; Gefitinib — 48 hours.

## Chemical Properties

**Molecular Formula**: Escitalopram — C20H21FN2O; Gefitinib — C22H24ClFN4O3.

**Molecular Weight**: Escitalopram — 324.3920 g/mol; Gefitinib — 446.9000 g/mol.

**Type**: Escitalopram — Small molecule; Gefitinib — Small molecule.