Paroxetine vs Ranitidine

## Paroxetine vs Ranitidine: Overview

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

## Mechanism of Action

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

**Ranitidine**: Competitive H2 receptor antagonist.

## Pharmacokinetics

**Half-life**: Paroxetine — 21 hours; Ranitidine — 2-3 hours.

## Chemical Properties

**Molecular Formula**: Paroxetine — C19H20FNO3; Ranitidine — C13H22N4O3S.

**Molecular Weight**: Paroxetine — 329.3730 g/mol; Ranitidine — 314.4050 g/mol.

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