<unk>  is a piperazine dopamine agonist; and marketed as TRIVASTAL Retard 50.
Trivastal retard 50 is also distributed as:
Trastal, Trivastal 50 retard, Trivastal 50mg LP, Trivastan ritardo and Pronoran.
Official site
Piribedil
Isosorbide dinitrate
Ranolazine
Isosorbide mononitrate
Verapamil
Bisoprolol
Riociguat
Carteolol 