Digoxin vs Phenytoin

## Digoxin vs Phenytoin: Overview

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

## Mechanism of Action

**Digoxin**: Inhibits Na+/K+-ATPase, increasing intracellular calcium.

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

## Pharmacokinetics

**Half-life**: Digoxin — 36-48 hours; Phenytoin — 22 hours.

## Chemical Properties

**Molecular Formula**: Digoxin — C41H64O14; Phenytoin — C15H12N2O2.

**Molecular Weight**: Digoxin — 780.9430 g/mol; Phenytoin — 252.2680 g/mol.

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