§ 522.500 Cosyntropin injection.
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Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
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Sponsor.(a) See No. 043264 in § 510.600(c) of this chapter.
Specifications.(b) Each milliliter (mL) contains 0.25 milligrams (mg) cosyntropin, 1 mg glacial acetic acid, 0.82 mg sodium acetate trihydrate, 8.1 mg sodium chloride, and water for injection (to 100%).
Conditions of useAmount.(c) —(1) Administer 0.25 mg (1 mL) per dog weighing 10-110 pounds (4.5-50 kilograms) by intravenous or intramuscular injection.
Indications for use.(2) For the evaluation of adrenal function in dogs.
Limitations.(3) Federal law restricts this drug to use by or on the order of a licensed veterinarian. It is a violation of Federal law to use this product other than as directed in the labeling.
[91 FR 20342, Apr. 16, 2026]
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