Citalopram vs Pregabalin

## Citalopram vs Pregabalin: Overview

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

## Mechanism of Action

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

**Pregabalin**: Binds alpha-2-delta subunit of voltage-gated calcium channels.

## Pharmacokinetics

**Half-life**: Citalopram — 35 hours; Pregabalin — 6.3 hours.

## Chemical Properties

**Molecular Formula**: Citalopram — C20H21FN2O; Pregabalin — C8H17NO2.

**Molecular Weight**: Citalopram — 324.3920 g/mol; Pregabalin — 159.2260 g/mol.

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