suplatast tosilate suplatast tosilate suplatast tosilate (inn) is a th2 cytokine inhibitor which is used as an antihistamine. it has been suggested and applied in the treatment of kimura's disease a few times. suplatast tosilateclinical dataahfs/drugs.cominternational drug namesroutes ofadministrationoralatc codenonelegal statuslegal status in general: ℞ (prescription only) identifiers iupac name (3--3-oxopropyl)(dimethyl)sulfonium 4-methylbenzenesulfonate cas number94055-76-2 ypubchem cid71773chemspider64811 nuniic9j89787u1keggd01423 ychemblchembl115435 ncomptox dashboard (epa)dtxsid9045003 echa infocard100.220.132 chemical and physical dataformulac23h33no7s2molar mass499.64 g·mol−13d model (jsmol)interactive image smiles ccocc(coc1=cc=c(c=c1)nc(=o)cc(c)c)o.cc1=cc=c(c=c1)s(=o)(=o) inchi inchi=1s/c16h25no4s.c7h8o3s/c1-4-20-11-14(18)12-21-15-7-5-13(6-8-15)17-16(19)9-10-22(2)3;1-6-2-4-7(5-3-6)11(8,9)10/h5-8,14,18h,4,9-12h2,1-3h3;2-5h,1h3,(h,8,9,10) nkey:ryvjqezjufrant-uhfffaoysa-n n ny (what is this?) (verify)