Cephalexin vs Metformin

## Cephalexin vs Metformin: Overview

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

## Mechanism of Action

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

**Metformin**: Activates AMP-activated protein kinase, decreasing hepatic glucose production.

## Pharmacokinetics

**Half-life**: Cephalexin — 0.5-1.2 hours; Metformin — 4-9 hours.

## Chemical Properties

**Molecular Formula**: Cephalexin — C16H17N3O4S; Metformin — C4H11N5.

**Molecular Weight**: Cephalexin — 347.3890 g/mol; Metformin — 129.1640 g/mol.

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