Citalopram vs Sumatriptan

## Citalopram vs Sumatriptan: Overview

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

## Mechanism of Action

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

**Sumatriptan**: Selective 5-HT1B/1D receptor agonist.

## Pharmacokinetics

**Half-life**: Citalopram — 35 hours; Sumatriptan — 2.5 hours.

## Chemical Properties

**Molecular Formula**: Citalopram — C20H21FN2O; Sumatriptan — C14H21N3O2S.

**Molecular Weight**: Citalopram — 324.3920 g/mol; Sumatriptan — 295.4020 g/mol.

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