Minn. Stat. § 156.17: POSSESSION PROHIBITED.

A person may not possess a veterinary prescription drug unless the person is a licensed veterinarian or pharmacist, a bona fide employee of a veterinarian acting in the course of that employment, a client holding a veterinary prescription drug by or on the order of a veterinarian, a manufacturer or wholesaler of veterinary drugs, an animal health researcher, or a person performing official state or federal regulatory duties.