Cimetidine vs Loratadine

## Cimetidine vs Loratadine: Overview

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

## Mechanism of Action

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

## Pharmacokinetics

**Half-life**: Cimetidine — N/A; Loratadine — 8 hours.

## Chemical Properties

**Molecular Formula**: Cimetidine — N/A; Loratadine — C22H23ClN2O2.

**Molecular Weight**: Cimetidine — N/A; Loratadine — 382.8800 g/mol.

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