NKY 80 is an inhibitor of adenylyl cyclase (AC). Exhibits greater affinity for AC5 over AC3 and AC2 (IC50 values are 8.3 μM, 132 μM and 1.7 mM respectively).
NKH477 (Colforsin dapropate hydrochloride) is a novel water-soluble forskolin derivative that improves cardiac failure mainly through its beneficial effects on diastolic cardiac function. NKH477 exerts an antiproliferative effect in vivo with an altered cytokine profile to inhibit the acute rejection of rat orthotopic lung allografts.