Regulations last checked for updates: May 01, 2025

Title 21 - Food and Drugs last revised: Apr 28, 2025
§ 522.1452 - Nalorphine.

(a) Specifications. Each milliliter of solution contains 5 milligrams of nalorphine hydrochloride.

(b) Sponsor. See No. 000010 in § 510.600(c) of this chapter.

(c) Conditions of use in dogs—(1) Amount. One milligram per 5 pounds; intravenously, intramuscularly, or subcutaneously.

(2) Indications for use. Respiratory and circulatory depression in dogs resulting from overdosage of, or unusual sensitivity to, morphine and certain other narcotics. Not for depression due to any other cause.

(3) Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian.

[44 FR 6707, Feb. 2, 1979, as amended at 47 FR 36418, Aug. 20, 1982; 62 FR 63271, Nov. 28, 1997; 79 FR 16191, Mar. 25, 2014; 84 FR 39184, Aug. 9, 2019]
authority: 21 U.S.C. 360b.
source: 40 FR 13858, Mar. 27, 1975, unless otherwise noted.
cite as: 21 CFR 522.1452