Citalopram vs Metronidazole

## Citalopram vs Metronidazole: Overview

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

## Mechanism of Action

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

**Metronidazole**: Forms cytotoxic free radicals that damage bacterial DNA.

## Pharmacokinetics

**Half-life**: Citalopram — 35 hours; Metronidazole — 8 hours.

## Chemical Properties

**Molecular Formula**: Citalopram — C20H21FN2O; Metronidazole — C6H9N3O3.

**Molecular Weight**: Citalopram — 324.3920 g/mol; Metronidazole — 171.1540 g/mol.

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