Levofloxacin vs Phenytoin

## Levofloxacin vs Phenytoin: Overview

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

## Mechanism of Action

**Levofloxacin**: Fluoroquinolone antibiotic inhibiting bacterial DNA gyrase and topoisomerase IV.

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

## Pharmacokinetics

**Half-life**: Levofloxacin — 6-8 hours; Phenytoin — 22 hours.

## Chemical Properties

**Molecular Formula**: Levofloxacin — C18H20FN3O4; Phenytoin — C15H12N2O2.

**Molecular Weight**: Levofloxacin — 361.3680 g/mol; Phenytoin — 252.2680 g/mol.

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