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<h3>Overview</h3>
<p>Papaverine is a non-narcotic <strong>alkaloid vasodilator</strong> derived from opium poppies. It functions by inhibiting phosphodiesterase, relaxing smooth muscle in blood vessels and hollow organs. The compound is produced via extraction or semi-synthesis with the molecular formula <strong>C20H21NO4</strong> and CAS number <strong>58-74-2</strong>.</p>
<h3>Application</h3>
<ul>
<li><strong>Pharmaceuticals:</strong> Treatment of cerebral vasospasm and visceral colic.</li>
<li><strong>Research:</strong> Tool for studying vascular tone and enzyme inhibition mechanisms.</li>
<li><strong>Industrial:</strong> Intermediate synthesis in complex alkaloid derivatives.</li>
</ul>
<h3>Precautions</h3>
<p>Contraindicated in patients with severe hypotension or liver failure. Store in a cool, dry place below 25°C away from light. Handle with PPE to avoid skin irritation; dust may cause respiratory sensitization.</p>