Cephalexin vs Ciprofloxacin

## Cephalexin vs Ciprofloxacin: Overview

This comparison examines the pharmacological differences between **Cephalexin** and **Ciprofloxacin**.

## Mechanism of Action

**Cephalexin**: First-generation cephalosporin inhibiting cell wall synthesis.

**Ciprofloxacin**: Inhibits bacterial DNA gyrase and topoisomerase IV.

## Pharmacokinetics

**Half-life**: Cephalexin — 0.5-1.2 hours; Ciprofloxacin — 4 hours.

## Chemical Properties

**Molecular Formula**: Cephalexin — C16H17N3O4S; Ciprofloxacin — C17H18FN3O3.

**Molecular Weight**: Cephalexin — 347.3890 g/mol; Ciprofloxacin — 331.3460 g/mol.

**Type**: Cephalexin — Small molecule; Ciprofloxacin — Small molecule.