BBR 2160 is a compound with cardiac electrophysiological effects and is a dihydropyridine calcium antagonist that can reduce myocardial contractility and action potential duration and has calcium antagonist properties.
References
[1] Cardiac electrophysiological effects of a new dihydropyridine calcium antagonist (BBR 2160) DOI:10.1016/s1043-6618(05)80110-0