This article shall not be construed to prohibit:

(1) An employee of the federal, state, or local government performing his duties;

(2) A person who is a regular student in a veterinary school performing duties or actions assigned by his instructors or working under the direct supervision of a licensed veterinarian;

(3) A person advising with respect to, or performing acts which the board by rule has prescribed as, accepted livestock management practices;

(4) A veterinarian regularly licensed in another state consulting with a licensed veterinarian in this state;

(5) Any merchant or manufacturer selling, at his regular place of business, medicines, feed, appliances, or other products used in the prevention or treatment of animal diseases. This shall not be construed to authorize the sale of medicines which must be obtained by a prescription from a pharmacist but shall only include the right to sell those medicines which are classified as proprietary and which are commonly known as over-the-counter medicines;

(6) The owner of an animal and the owner's full-time regular employee caring for and treating the animal belonging to such owner, except where the ownership of the animal was transferred for purposes of circumventing this article;

(7) The holder of a veterinary faculty license issued by the board performing regular teaching duties or a person lecturing or giving instructions or demonstrations at a veterinary school or in connection with a continuing education course or seminar;

(8) Any person selling or applying any pesticide, insecticide, or herbicide;

(9) Any person engaging in bona fide scientific research which reasonably requires experimentation involving animals;

(10) Any person performing artificial insemination or nonsurgical transfer of embryos; or

(11) An employee of a licensed veterinarian administering prescribed care to an animal under the direct supervision of the veterinarian.