Citalopram vs Donepezil

## Citalopram vs Donepezil: Overview

This comparison examines the pharmacological differences between **Citalopram** and **Donepezil**.

## Mechanism of Action

**Citalopram**: Selective serotonin reuptake inhibitor (SSRI); racemic mixture with escitalopram as active S-enantiomer.

**Donepezil**: Reversible acetylcholinesterase inhibitor.

## Pharmacokinetics

**Half-life**: Citalopram — 35 hours; Donepezil — 70 hours.

## Chemical Properties

**Molecular Formula**: Citalopram — C20H21FN2O; Donepezil — C24H29NO3.

**Molecular Weight**: Citalopram — 324.3920 g/mol; Donepezil — 379.4920 g/mol.

**Type**: Citalopram — Small molecule; Donepezil — Small molecule.