§ 520.2123b Spectinomycin powder.
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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.
Full Text
Specifications.(a) Each gram (g) of powder contains spectinomycin dihydrochloride pentahydrate equivalent to 0.5 g spectinomycin.
Sponsor.(b) See No. 061133 in § 510.600(c) of this chapter.
Related tolerances.(c) See § 556.600 of this chapter.
Conditions of use in chickens.(d) It is administered in the drinking water of growing chickens as follows:
Indications for use and amounts.Mycoplasma synoviae(1) (i) As an aid in controlling infectious synovitis due to in broiler chickens, administer 1 g per gallon of water as the only source of drinking water for the first 3 to 5 days of life.
M. gallisepticum(ii) As an aid in the prevention or control of losses due to CRD associated with (PPLO) in growing chickens, administer 2 g per gallon of water as the only source of drinking water for the first 3 days of life and for 1 day following each vaccination.
Limitations.(2) Do not administer to laying chickens. Do not administer within 5 days of slaughter. Federal law restricts this drug to use by or on the order of a licensed veterinarian.
[73 FR 6607, Feb. 5, 2008, as amended at 81 FR 94990, Dec. 27, 2016; 84 FR 8973, Mar. 13, 2019]
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