Citalopram vs Simvastatin

## Citalopram vs Simvastatin: Overview

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

## Mechanism of Action

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

**Simvastatin**: Prodrug converted to active form that inhibits HMG-CoA reductase.

## Pharmacokinetics

**Half-life**: Citalopram — 35 hours; Simvastatin — 2 hours.

## Chemical Properties

**Molecular Formula**: Citalopram — C20H21FN2O; Simvastatin — C25H38O5.

**Molecular Weight**: Citalopram — 324.3920 g/mol; Simvastatin — 418.5700 g/mol.

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