haloxazolam haloxazolam haloxazolam (marketed in japan under the brand name somelin), is a drug which is a benzodiazepine derivative. it has similar hypnotic properties as the benzodiazepine drugs triazolam, temazepam, and flunitrazepam and as such is indicated for the treatment of insomnia. a study in cats comparing estazolam and haloxazolam found that haloxazolam only affects gamma motor neurons, whereas estazolam affects both alpha and gamma motor neurons. haloxazolamclinical datatrade namessomelin (jp)ahfs/drugs.cominternational drug namesroutes ofadministrationoralatc codenonelegal statuslegal status ca: schedule iv de: anlage iii (special prescription form required) us: schedule iv pharmacokinetic datametabolismhepaticexcretionrenalidentifiers iupac name 10-bromo-11b-(2-fluorophenyl)-2,3,5,7-tetrahydro-oxazolobenzodiazepin-6-one cas number59128-97-1 npubchem cid3563drugbankdb01476 ychemspider3442 yuniim448l2v8xpkeggd01758 nchemblchembl2104461 nchemical and physical dataformulac17h14brfn2o2molar mass377.213 g·mol−13d model (jsmol)interactive image smiles fc1ccccc1c42occn2cc(=o)nc3c4cc(br)cc3 inchi inchi=1s/c17h14brfn2o2/c18-11-5-6-15-13(9-11)17(12-3-1-2-4-14(12)19)21(7-8-23-17)10-16(22)20-15/h1-6,9h,7-8,10h2,(h,20,22) ykey:xdkcgkqhvboohc-uhfffaoysa-n y ny (what is this?)