Isoflupredone

Trainer Peter Miller, currently third in wins and fourth in earnings at Santa Anita Park, has been fined $500 for a Class 4 finding of isoflupredone that was confirmed via split-sample testing when his trainee, Hembree (Proud Citizen), won the GII Joe Hernandez S. at 5-1 odds Jan. 1. Isoflupredone is an injectable steroid primarily administered for anti-inflammatory effects. The drug's 4C categorization is on the less-severe side of the scale of the Uniform Classification Guidelines for Foreign Substances list published by the Association of Racing Commissioners International. According to...