Omeprazole vs Paroxetine

## Omeprazole vs Paroxetine: Overview

This comparison examines the pharmacological differences between **Omeprazole** and **Paroxetine**.

## Mechanism of Action

**Omeprazole**: Proton pump inhibitor that irreversibly blocks H+/K+-ATPase.

**Paroxetine**: Potent selective serotonin reuptake inhibitor with additional muscarinic and NE reuptake inhibition.

## Pharmacokinetics

**Half-life**: Omeprazole — 0.5-1 hour; Paroxetine — 21 hours.

## Chemical Properties

**Molecular Formula**: Omeprazole — C17H19N3O3S; Paroxetine — C19H20FNO3.

**Molecular Weight**: Omeprazole — 345.4170 g/mol; Paroxetine — 329.3730 g/mol.

**Type**: Omeprazole — Small molecule; Paroxetine — Small molecule.