21 CFR 520.2123c
§ 520.2123c Spectinomycin solution.
United States · 21 CFR — Food and Drugs · Status: effective
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- Citation
- 21 CFR 520.2123c, § 520.2123c Spectinomycin solution, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/87309
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Full text
(a) Specifications. Each milliliter of solution contains spectinomycin dihydrochloride pentahydrate equivalent to 50 milligrams (mg) spectinomycin.
(b) Sponsors. See Nos. 016592, 054771, and 061133 in § 510.600(c) of this chapter.
(c) Related tolerances. See § 556.600 of this chapter.
(d) Conditions of use in swine—(1) Amount. Administer 5 mg per pound (lb) of body weight orally twice daily for 3 to 5 days.
(2) Indications for use. For the treatment and control of porcine enteric colibacillosis (scours) caused by E. coli susceptible to spectinomycin in pigs under 4 weeks of age.
(3) Limitations. Do not administer to pigs over 15 lb body weight or over 4 weeks of age. Do not administer within 21 days of slaughter. Federal law restricts this drug to use by or on the order of a licensed veterinarian.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.