Paroxetine vs Phenytoin

## Paroxetine vs Phenytoin: Overview

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

## Mechanism of Action

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

**Phenytoin**: Sodium channel blocker stabilizing inactive state.

## Pharmacokinetics

**Half-life**: Paroxetine — 21 hours; Phenytoin — 22 hours.

## Chemical Properties

**Molecular Formula**: Paroxetine — C19H20FNO3; Phenytoin — C15H12N2O2.

**Molecular Weight**: Paroxetine — 329.3730 g/mol; Phenytoin — 252.2680 g/mol.

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