Vol. 37 Iss. 24 - July 19, 2021

Chapter 180

REGISTRAR'S NOTICE: The Virginia Racing Commission is claiming an exemption from the Administrative Process Act pursuant to § 2.2-4002 B 23 of the Code of Virginia when promulgating regulations pertaining to the administration of medication or other substances foreign to the natural horse.

Title of Regulation: 11VAC10-180. Medication (adding 11VAC10-180-73).

Statutory Authority: § 59.1-369 of the Code of Virginia.

Effective Date: July 19, 2021.

Agency Contact: Kimberly Mackey, Regulatory Coordinator, Virginia Racing Commission, 5707 Huntsman Road, Suite 201-B, Richmond, VA 23250, telephone (804) 966-7406, or email


The amendments establish rules for the administration of clenbuterol to a horse.

11VAC10-180-73. Clenbuterol.

A. Clenbuterol use is prohibited in racing and training unless the following conditions are met:

1. The prescription for clenbuterol is made for a specific horse based upon a specific diagnosis. The prescription and volume dispensed cannot exceed a treatment period of 30 days.

2. The veterinarian must provide a copy of the prescription and diagnosis to the Equine Medical Director for review and approval. The horse may not receive clenbuterol before this approval is issued.

3. Trainers must make daily notification to the Equine Medical Director of horses in their custody having been administered clenbuterol. Notification shall be in writing as specified by the Equine Medical Director.

4. A horse administered clenbuterol shall be placed on the Veterinarian's List. The horse must meet all conditions for removal from the Veterinarian's List including a timed workout and blood and urine sampling. Both samples must have no detectable clenbuterol.

5. A horse may not enter to race until it has completed all the requirements in subdivision 4 of this subsection.

B. If clenbuterol is detected in a horse's post-race or out-of-competition sample and appropriate notification, as outlined in subdivision A 1 or A 2 of this section, was not completed, the horse shall immediately be placed on the Veterinarian's List pending the outcome of an investigation. The horse shall be required to meet all conditions for removal from the Veterinarian's List outlined in subdivision A 4 of this section.

VA.R. Doc. No. R21-6799; Filed June 22, 2021