Citalopram vs Diltiazem

## Citalopram vs Diltiazem: Overview

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

## Mechanism of Action

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

**Diltiazem**: Benzothiazepine calcium channel blocker.

## Pharmacokinetics

**Half-life**: Citalopram — 35 hours; Diltiazem — 3-4.5 hours.

## Chemical Properties

**Molecular Formula**: Citalopram — C20H21FN2O; Diltiazem — C22H26N2O4S.

**Molecular Weight**: Citalopram — 324.3920 g/mol; Diltiazem — 414.5190 g/mol.

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