Escitalopram vs Upadacitinib

## Escitalopram vs Upadacitinib: Overview

This comparison examines the pharmacological differences between **Escitalopram** and **Upadacitinib**.

## Mechanism of Action

**Escitalopram**: S-enantiomer of citalopram; selective serotonin reuptake inhibitor.

**Upadacitinib**: Selective JAK1 inhibitor reducing signaling from cytokines implicated in autoimmune diseases.

## Pharmacokinetics

**Half-life**: Escitalopram — 27-32 hours; Upadacitinib — 9-14 hours.

## Chemical Properties

**Molecular Formula**: Escitalopram — C20H21FN2O; Upadacitinib — C17H19F3N6O.

**Molecular Weight**: Escitalopram — 324.3920 g/mol; Upadacitinib — 380.3700 g/mol.

**Type**: Escitalopram — Small molecule; Upadacitinib — Small molecule.