text: The<unk> s are a group of medications used for binding certain components of<unk>  in the gastrointestinal tract.  They disrupt the enterohepatic circulation of<unk> <unk> s by sequestering them and preventing their reabsorption from the gut.  They are generally classified as hypolipidemic agents, although they may be used for purposes other than lowering cholesterol.
option_0: Bile acid sequestrant
option_1: Chenodeoxycholic acid
option_2: Antacid
option_3: Aminoglycoside antibiotic
option_4: Fatty liver medical therapy
option_5: Statins
option_6: Thiazolidinedione
option_7: COX-2 inhibitor