21—64.5 (163) Sale of vaccine. No attenuated or live culture vaccine or virus shall be sold or offered for sale at retail except to a licensed veterinarian of this state, nor shall it be administered to any livestock or poultry except by a licensed veterinarian of the state of Iowa. This does not apply to the sale of and administration of virulent hog-cholera virus when sold to and administered by valid permit holders for its use on hogs owned by themselves on their own premises.
This rule is intended to implement Iowa Code section 163.1.