<h1>PROCARDIA</h1><p> (nifedipine) is an antianginal drug belonging to a class of pharmacological
agents, the calcium channel blockers. Nifedipine is 3,5-pyridinedicarboxylic acid, 1,4-dihydro-2,
6-dimethyl-4-(2-nitrophenyl)-, dimethyl ester, C17H18N2O6.</p>
