Phenytoin vs Warfarin

## Phenytoin vs Warfarin: Overview

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

## Mechanism of Action

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

**Warfarin**: Inhibits vitamin K epoxide reductase complex.

## Pharmacokinetics

**Half-life**: Phenytoin — 22 hours; Warfarin — 20-60 hours.

## Chemical Properties

**Molecular Formula**: Phenytoin — C15H12N2O2; Warfarin — C19H16O4.

**Molecular Weight**: Phenytoin — 252.2680 g/mol; Warfarin — 308.3280 g/mol.

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