Cephalexin vs Memantine

## Cephalexin vs Memantine: Overview

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

## Mechanism of Action

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

**Memantine**: Non-competitive NMDA receptor antagonist.

## Pharmacokinetics

**Half-life**: Cephalexin — 0.5-1.2 hours; Memantine — 60-80 hours.

## Chemical Properties

**Molecular Formula**: Cephalexin — C16H17N3O4S; Memantine — C12H21N.

**Molecular Weight**: Cephalexin — 347.3890 g/mol; Memantine — 179.3080 g/mol.

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