*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p>Brompheniramine is a first-generation <strong>antihistamine</strong> used primarily in pharmaceutical formulations. Produced via chemical synthesis involving the condensation of pyridine derivatives, its molecular formula is C<sub>16</sub>H<sub>19</sub>BrN<sub>2</sub> and CAS No. 90-93-7.</p>
<h3>Application</h3>
<ul>
<li><strong>Allergy Management:</strong> Treatment of seasonal allergic rhinitis and hay fever symptoms.</li>
<li><strong>Cold Formulations:</strong> Key active ingredient in over-the-counter cough and cold syrups.</li>
<li><strong>Dermatology:</strong> Relief for urticaria and other histamine-mediated skin reactions.</li>
</ul>
<h3>Precautions</h3>
<p>Contraindicated in patients with narrow-angle glaucoma or urinary retention. Requires storage in cool, dry conditions away from light to maintain stability. Occupational handling mandates PPE due to potential respiratory sensitization.</p>