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<h3>Overview</h3>
<p>Cyproheptadine is a first-generation <strong>antihistamine</strong> with antiserotonergic properties. Produced via <strong>condensation reactions</strong>, its molecular formula is C<sub>21</sub>H<sub>23</sub>N and CAS No. 409-57-6.</p>
<h3>Application</h3>
<ul>
<li>Allergy management: Treatment of seasonal rhinitis and urticaria.</li>
<li>Appetite stimulation: Clinical use for cachexia in pediatric patients.</li>
<li>Research chemical: Precursor for serotonin receptor studies.</li>
</ul>
<h3>Precautions</h3>
<p>Contraindicated in narrow-angle glaucoma and urinary retention. Store below 25°C in dry, dark conditions to prevent degradation. Handle with PPE due to potential CNS depression effects.</p>