<unk>  is a medication of the calcium channel blocker type which is used to treat high blood pressure. It was patented in 1978 and approved for medical use in 1988.
Felodipine
Amlodipine
Cyclothiazide
Chlorothiazide
Telmisartan
Hydrochlorothiazide
Olmesartan
Azilsartan