<unk>  is a piperazine calcium channel blocker. It is a coronary vasodilator with some antiarrhythmic action.<unk>  was discovered at Janssen Pharmaceutica in 1964.
Lidoflazine
Telithromycin
Dirithromycin
Levofloxacin 
Roxithromycin
Isoniazid 
Diflorasone
Loracarbef