oxetorone oxetorone oxetorone (inn), as oxetorone fumarate (usan) (brand names nocertone, oxedix), is a serotonin antagonist, antihistamine, and alpha blocker used as an antimigraine drug. association with hyperprolactinemia has been described and antidopaminergic actions are also suspected. oxetoroneclinical dataahfs/drugs.cominternational drug namesatc coden02cx06 (who) identifiers iupac name (3z)-3-benzofurobenzoxepin-6(12h)-ylidene-n,n-dimethylpropan-1-amine cas number26020-55-3 ypubchem cid6436540chemspider21173074uniit3xos33tiqkeggd08312 yecha infocard100.043.086 chemical and physical dataformulac21h21no2molar mass319.404 g·mol−13d model (jsmol)interactive image smiles cn(c)ccc=c1c2=cc=cc=c2occ3=c1oc4=cc=cc=c34 inchi inchi=1s/c21h21no2/c1-22(2)13-7-10-17-15-8-3-5-11-19(15)23-14-18-16-9-4-6-12-20(16)24-21(17)18/h3-6,8-12h,7,13-14h2,1-2h3key:vzvrztzphohsck-uhfffaoysa-n (verify)