21 CFR § 522.1086 - Guaifenesin solution.

(a) Specifications. Each milliliter of solution contains 50 milligrams (mg) of guaifenesin and 50 mg of dextrose.

(b) Sponsors. See Nos. 037990 and 058198 in § 510.600(c) of this chapter.

(c) Conditions of use in horses—(1) Amount. Administer 1 milliliter per pound of body weight by rapid intravenous infusion.

(2) Indications for use. For use as a skeletal muscle relaxant.

(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 16189, Mar. 25, 2014, as amended at 86 FR 14820, Mar. 19, 2021]