clofibrate ( ethyl chlorophenoxyisobutyrate , atromid-s ) , because it contains a chlorinated phenoxy moiety and is the most commonly used hypolipidemic drug in the united states and europe , was fed at a concentration of 0.5 % in the diet of 25 male f344 rats for 72 to 97 weeks , and the animals were inspected for tumors up to a maximum of 129 weeks .
C0009002
ethyl chlorophenoxyisobutyrate
C0591129
atromid-s