sultopride sultopride sultopride (trade names barnetil, barnotil, topral) is an atypical antipsychotic of the benzamide chemical class used in europe, japan, and hong kong for the treatment of schizophrenia. it was launched by sanofi-aventis in 1976. sultopride acts as a selective d2 and d3 receptor antagonist. it has also been shown to have clinically relevant affinity for the ghb receptor as well, a property it shares in common with amisulpride and sulpiride. sultoprideclinical datatrade namesbarnetil, barnotil, topralahfs/drugs.cominternational drug namesroutes ofadministrationoral, imatc coden05al02 (who) legal statuslegal status in general: ℞ (prescription only) pharmacokinetic dataelimination half-life3–5 hoursidentifiers iupac name n--5-ethylsulfonyl-2-methoxybenzamide cas number53583-79-2 npubchem cid5357chemspider5164 yuniiaa0g3tw31wkeggd08549 ychemblchembl277945 ycomptox dashboard (epa)dtxsid9023627 echa infocard100.053.293 chemical and physical dataformulac17h26n2o4smolar mass354.47 g·mol−13d model (jsmol)interactive image smiles o=s(=o)(c1cc(c(oc)cc1)c(=o)ncc2n(cc)ccc2)cc inchi inchi=1s/c17h26n2o4s/c1-4-19-10-6-7-13(19)12-18-17(20)15-11-14(24(21,22)5-2)8-9-16(15)23-3/h8-9,11,13h,4-7,10,12h2,1-3h3,(h,18,20) ykey:unrhxepdkxprtm-uhfffaoysa-n y ny (what is this?) (verify) pharmacology sultopride site ki species ref d2 1.6 human d3 3.8 human