Cilnidipine Description Cilnidipine is vasodilator and Ca2+ channel blocker. It lowers blood pressure. Specifications Cas No. 132203-70-4 Product ID C3446 Product Name Cilnidipine Formula Wt. 490.525 Store Temp Ambient References Leung HS et al Br J Pharmacol 147:55-63 (2006).