California Code, Food and Agricultural Code (Formerly Agricultural Code) - FAC § 24011

(1) Medication shall be therapeutic and necessary for treatment of an illness or injury.

(2) A horse shall be withdrawn from a show or competition for a period of not less than 24 hours after a prohibited substance is administered, unless the department determines a different withdrawal period for a specific prohibited substance or class of substances. A horse shall be withdrawn from a public sale for a period of not less than 72 hours after a prohibited substance or permissible substance is administered. The withdrawal period for anabolic steroids is 90 days after administration and the withdrawal period for fluphenazine or reserpine is 45 days after administration.

(3) The medication shall be administered by a licensed veterinarian, the trainer, or the owner.

(4) Medication shall be identified as to the amount, strength, and mode of administration.

(5) The statement shall include the date and time of administration of the medication.

(6) The horse shall be identified by its name, age, sex, color, and entry number.

(7) The statement shall contain the diagnosis of the attending veterinarian and reason for administering the medication.

(8) The statement shall be signed by the person administering the medication.

(9) The statement shall be filed with the event manager of the public equine event or general manager of the public horse sale within one hour after administration or one hour after the event manager of the event returns to duty, if administration is at a time other than during show or sale hours.

(10) The statement shall be signed by the event manager or his or her designated representative and time of receipt recorded on the statement by the event manager or his or her designated representative.