Citalopram vs Diphenhydramine Hydrochloride

## Citalopram vs Diphenhydramine Hydrochloride: Overview

This comparison examines the pharmacological differences between **Citalopram** and **Diphenhydramine Hydrochloride**.

## Mechanism of Action

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

## Pharmacokinetics

**Half-life**: Citalopram — 35 hours; Diphenhydramine Hydrochloride — N/A.

## Chemical Properties

**Molecular Formula**: Citalopram — C20H21FN2O; Diphenhydramine Hydrochloride — N/A.

**Molecular Weight**: Citalopram — 324.3920 g/mol; Diphenhydramine Hydrochloride — N/A.

**Type**: Citalopram — Small molecule; Diphenhydramine Hydrochloride — Small molecule.