Alvimopan vs Citalopram

## Alvimopan vs Citalopram: Overview

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

## Mechanism of Action

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

## Pharmacokinetics

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

## Chemical Properties

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

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

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