manidipine manidipine manidipine is a calcium channel blocker (dihydropyridine type) that is used clinically as an antihypertensive. manidipineclinical datatrade namesmanyper, etc.ahfs/drugs.cominternational drug namesroutes ofadministrationoralatc codec08ca11 (who) legal statuslegal status in general: ℞ (prescription only) identifiers iupac name (±)-2-ethyl methyl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate cas number89226-50-6 120092-68-4pubchem cid4008chemspider3868unii6o4754us88comptox dashboard (epa)dtxsid2043745 chemical and physical dataformulac35h38n4o6molar mass610.711 g·mol−13d model (jsmol)interactive image smiles (=o)c1cccc(c1)c5c(/c(=o)oc)=c(\n\c(=c5\c(=o)occn4ccn(c(c2ccccc2)c3ccccc3)cc4)c)c inchi inchi=1s/c35h38n4o6/c1-24-30(34(40)44-3)32(28-15-10-16-29(23-28)39(42)43)31(25(2)36-24)35(41)45-22-21-37-17-19-38(20-18-37)33(26-11-6-4-7-12-26)27-13-8-5-9-14-27/h4-16,23,32-33,36h,17-22h2,1-3h3 it was patented in 1982 and approved for medical use in 1990.