Citalopram vs Ranitidine

Citalopram vs Ranitidine: Overview

This comparison examines the pharmacological differences between Citalopram and Ranitidine.

Mechanism of Action

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

Ranitidine: Competitive H2 receptor antagonist.

Pharmacokinetics

Half-life: Citalopram — 35 hours; Ranitidine — 2-3 hours.

Chemical Properties

Molecular Formula: Citalopram — C20H21FN2O; Ranitidine — C13H22N4O3S.

Molecular Weight: Citalopram — 324.3920 g/mol; Ranitidine — 314.4050 g/mol.

Type: Citalopram — Small molecule; Ranitidine — Small molecule.