Memantine vs Topiramate

## Memantine vs Topiramate: Overview

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

## Mechanism of Action

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

**Topiramate**: Multiple mechanisms: Na+ channel block, GABA enhancement, glutamate inhibition.

## Pharmacokinetics

**Half-life**: Memantine — 60-80 hours; Topiramate — 21 hours.

## Chemical Properties

**Molecular Formula**: Memantine — C12H21N; Topiramate — C12H21NO8S.

**Molecular Weight**: Memantine — 179.3080 g/mol; Topiramate — 339.3630 g/mol.

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