Papaverine

AU:A A03AD01(WHO)G04BE02(WHO) AU:S4(Prescription only)US:℞-only 1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxyisoquinoline 58-74-2Y61-25-6 (hydrochloride) 4680 DB01113Y 4518Y DAA13NKG2Q D07425Y CHEBI:28241N ChEMBL19224Y DTXSID4023418 Interactive image COc1ccc(cc1OC)Cc2c3cc(c(cc3ccn2)OC)OC InChI=1S/C20H21NO4/c1-22-17-6-5-13(10-‍​‍‍‍​‍‍‍‍‍‍‍‍​‍18(17)23-2)9-16-15-12-20(25-4)19(24-3)11-14(15)7-8-21-16/h5-8,10-12H,9H2,1-4H3YKey:XQYZDYMELSJDRZ-UHFFFAOYSA-NY Papaverine(Latinpapaver, "poppy") is anopiumalkaloidantispasmodicdrug, used primarily in the treatment of visceralspasmsandvasospasms(especially those involving the intestines, heart, or brain), occasionally in the treatment oferectile dysfunctionandacute mesenteric ischemia. While it is found in theopium poppy, papaverine differs in both structure and pharmacological action from the analgesicmorphineand its derivatives (such ascodeine). In addition to opium, papaverine is purported to be present in high concentrations instar gooseberry.