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Electronic Code of Federal Regulations

e-CFR data is current as of December 5, 2019

Title 21Chapter ISubchapter EPart 522 → §522.2474


Title 21: Food and Drugs
PART 522—IMPLANTATION OR INJECTABLE DOSAGE FORM NEW ANIMAL DRUGS


§522.2474   Tolazoline.

(a) Specifications. Each milliliter of solution contains tolazoline hydrochloride equivalent to 100 milligrams (mg) of base activity.

(b) Sponsor. See No. 059399 in §510.600(c) of this chapter.

(c) Conditions of use in horses—(1) Amount. Administer slowly by intravenous injection 4 mg per kilogram of body weight or 1.8 mg per pound (4 milliliters (mL) per 100 kilograms or 4 mL per 220 pounds).

(2) Indications for use. For use in horses when it is desirable to reverse the effects of sedation and analgesia caused by xylazine.

(3) Limitations. Do not use in horses intended for human consumption. Federal law restricts this drug to use by or on the order of a licensed veterinarian.

[79 FR 16197, Mar. 25, 2014, as amended at 79 FR 74020, Dec. 15, 2014; 80 FR 13230, Mar. 13, 2015]

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