Section 520.2002 - Propiopromazine(a)Specifications. Each chewable tablet contains 10 or 20 milligrams of propiopromazine hydrochloride.(b)Sponsor. See No. 054771 in § 510.600(c) of this chapter.(c)Conditions of use in dogs -(1)Amount. Administer 0.5 to 2.0 milligrams per pound of body weight once or twice daily, depending upon the degree of tranquilization desired.(2)Indications for use. For oral administration as a tranquilizer. As an aid in handling difficult, excited, and unruly dogs, and in controlling excessive kennel barking, car sickness, and severe dermatitis. It is also indicated for use in minor surgery and prior to routine examinations, laboratory procedures, and diagnostic procedures.(3)Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian. 79 FR 28827 , May 20, 2014