Microsomal triglyceride transfer protein inhibitor; blocks the assembly and release of lipoprotein particles into the bloodstream. Prepn: J. Heeres et al., WO 9613499; eidem, US 5521186 (both 1996 to Janssen). Development of a bioavailable formulation: G. Verreck et al., J. Pharm. Sci. 93, 1217 (2004) DOI PubMed.