Cephalexin vs Fluconazole

## Cephalexin vs Fluconazole: Overview

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

## Mechanism of Action

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

**Fluconazole**: Inhibits fungal CYP51 (lanosterol 14-alpha-demethylase).

## Pharmacokinetics

**Half-life**: Cephalexin — 0.5-1.2 hours; Fluconazole — 30 hours.

## Chemical Properties

**Molecular Formula**: Cephalexin — C16H17N3O4S; Fluconazole — C13H12F2N6O.

**Molecular Weight**: Cephalexin — 347.3890 g/mol; Fluconazole — 306.2710 g/mol.

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