All are dihydropyradines except
Refer kDT 6/e p530 Dihydropyridine (DHP) is a molecule based upon pyridine, and the parent of a class of molecules that have been semi-saturated with two substituents replacing one double bond. They are paicularly well known in pharmacology as L-type calcium channel blockers, used in the treatment of hypeension. Verapamil is a calcium channel blockers
Nifedipine
Nimodipine
Verapamil
Felodipine
Cardiovascular system