Citalopram vs Hydroxychloroquine

## Citalopram vs Hydroxychloroquine: Overview

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

## Mechanism of Action

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

**Hydroxychloroquine**: Accumulates in lysosomes raising pH; inhibits toll-like receptor signaling.

## Pharmacokinetics

**Half-life**: Citalopram — 35 hours; Hydroxychloroquine — 40-50 days.

## Chemical Properties

**Molecular Formula**: Citalopram — C20H21FN2O; Hydroxychloroquine — C18H26ClN3O.

**Molecular Weight**: Citalopram — 324.3920 g/mol; Hydroxychloroquine — 335.8720 g/mol.

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