Same Drug Class

Citalopram vs Quetiapine

## Citalopram vs Quetiapine: Overview

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

## Mechanism of Action

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

**Quetiapine**: Atypical antipsychotic; antagonist at multiple receptors.

## Pharmacokinetics

**Half-life**: Citalopram — 35 hours; Quetiapine — 6 hours.

## Chemical Properties

**Molecular Formula**: Citalopram — C20H21FN2O; Quetiapine — C21H25N3O2S.

**Molecular Weight**: Citalopram — 324.3920 g/mol; Quetiapine — 383.5100 g/mol.

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