Cholesterol absorption inhibitors are a class of compounds that prevent the uptake of cholesterol from the small intestine into the circulatory system.Most of these molecules are monobactams but show no antibiotic activity. An example is ezetimibe (SCH 58235) Another example is Sch-48461. The "Sch" is for Schering-Plough, where these compounds were developed.Phytosterols are also cholesterol absorption inhibitors.