Minn. Stat. § 35.051: EPHEDRINE AND PSEUDOEPHEDRINE PRODUCTS.

Subdivision 1. Prescription required.

Drugs and products for any species of animal that contain ephedrine or pseudoephedrine require a written prescription from a veterinarian to be sold or distributed for lay use.

Subd. 2. Sale and purchase restrictions.

A drug or product for any species of animal containing ephedrine or pseudoephedrine may only be dispensed, sold, or distributed by a veterinarian or a veterinary assistant under the supervision or direction of a veterinarian. A person who is not a veterinarian may not purchase a drug or product for animal consumption containing ephedrine or pseudoephedrine without a prescription.