*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p>Sildenafil citrate is a potent <strong>PDE5 inhibitor</strong> synthesized via condensation reactions. It features the molecular formula <strong>C<sub>22</sub>H<sub>30</sub>N<sub>6</sub>O<sub>4</sub>S</strong> and CAS No. <strong>139755-83-2</strong>.</p>
<h3>Application</h3>
<ul>
<li><strong>Erectile Dysfunction (ED):</strong> First-line treatment for vasculogenic impotence.</li>
<li><strong>Pulmonary Hypertension:</strong> Management of Group 1 PAH to improve exercise capacity.</li>
<li><strong>Veterinary Medicine:</strong> Treatment of pulmonary hypertension in companion animals.</li>
</ul>
<h3>Precautions</h3>
<p>Strictly contraindicated with nitrates due to severe hypotension risks. Store in cool, dry conditions below 25°C while maintaining strict moisture control during bulk handling.</p>