One day after the Louisiana State Racing Commission (LSRC) rolled back changes set to go into place on June 8 to allow more permissive use of Clenbuterol and Depo-Medrol, the Horseracing Integrity and Safety Authority (HISA) sent a memo to owners, trainers, regulatory veterinarians, and track management advising that horses coming out of Louisiana must be placed on the vets' list. While the LSRC did go back to the ARCI model rules on those two drugs, they did not make changes to tens of others where guidelines for their usage...