Veterinary Feed Directives Are Here: What Have You Done? In an effort to bring antimicrobials used in food-producing animals under increased veterinarian supervision, the FDA has issued guidance #209, #213, and a final rule on the Veterinary Feed Directive (VFD). Dr. Chris Rademacher from Iowa State University provides an overview of the on-farm changes that will have been in effect since January 1. Jeff Verzal, a livestock compliance investigator for IDALS, also provides an auditor's perspective on how the rules will be interpreted on your farm. And Dr. Paul Thomas discusses the systems approach AMVC has taken to comply with these changes. [video].Veterinary Feed Directives Are Here: What Have You Done? In an effort to bring antimicrobials used in food-producing animals under increased veterinarian supervision, the FDA has issued guidance #209, #213, and a final rule on the Veterinary Feed Directive (VFD). Dr. Chris Rademacher from Iowa State University provides an overview of the on-farm changes that will have been in effect since January 1. Jeff Verzal, a livestock compliance investigator for IDALS, also provides an auditor's perspective on how the rules will be interpreted on your farm. And Dr. Paul Thomas discusses the systems approach AMVC has taken to comply with these changes. [video].