<unk> , or<unk> s of<unk> , are a new group of pharmaceuticals that are used primarily in treatment of hypertension.
They act on the juxtaglomerular cells of kidney, which produce<unk>  in response to decreased blood flow.
Renin inhibitor
Aldosterone antagonist
Adrenergic agonist
Protein kinase inhibitor
COX-2 inhibitor
Beta-adrenergic agonist
PDE-5 inhibitor
Dipeptidyl peptidase-4 inhibitor