Loratadine vs Topiramate

## Loratadine vs Topiramate: Overview

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

## Mechanism of Action

**Loratadine**: Second-generation H1 antihistamine with minimal CNS effects.

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

## Pharmacokinetics

**Half-life**: Loratadine — 8 hours; Topiramate — 21 hours.

## Chemical Properties

**Molecular Formula**: Loratadine — C22H23ClN2O2; Topiramate — C12H21NO8S.

**Molecular Weight**: Loratadine — 382.8800 g/mol; Topiramate — 339.3630 g/mol.

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