Tazofelone (LY 213829) is a cyclooxygenase-II (COX-II) inhibitor. Tazofelone transform into sulfoxide and quinol metabolites is primarily mediated by CYP3A. Tazofelone can be used for the research of inflammatory bowel disease[1][2].
[1]. Leopold Franz Goetze,et al. Cox- ii inhibitors for improving reproductive success in a female animal. Patent: WO2007129169 A2.
[2]. Surapaneni SS, et al. In vitro biotransformation and identification of human cytochrome P450 isozyme-dependent metabolism of tazofelone. Drug Metab Dispos. 1997 Dec;25(12):1383-8.