National Farmers Union (NFU) articles

On Wednesday, December 11, 2013, the U.S. Food and Drug Administration (FDA) announced two coordinated actions based on its belief “that production use indications such as ‘increased rate of rate of weight gain’ or ‘improved feed efficiency’ are no longer appropriate for the approved conditions for medically important antimicrobial drugs.”

First, it released Guidance for Industry #213 (GFI #213) titled “New animal drugs and new animal drug com