subchapter_subject: "ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS"
part_code: "520"
part_subject: "ORAL DOSAGE FORM NEW ANIMAL DRUGS"
subpart_code: "B"
subpart_subject: "Specific Administrative Rulings and Decisions"
section_number: "520.1265"
section_subject: "Lincomycin and spectinomycin powder."
cfr_reference: "21 CFR 520.1265"
title_name: "Title 21"
title_subject: "Food and Drugs"
parts_covered: "Parts 500 to 599"
revised_date: "Revised as of April 1, 2019"
publication_date: "As of April 1, 2019"
contains_description: "Containing a codification of documents of general applicability and future effect"
publication_info: "Published by the Office of the Federal Register National Archives and Records Administration as a Special Edition of the Federal Register"
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(a)Specifications. The following salts of lincomycin and spectinomycin are present in a soluble powder in the ratio of 1 to 2 on the basis of equivalency of lincomycin base to equivalency of spectinomycin base:
(1)Lincomycin hydrochloride monohydrate and spectinomycin sulfate tetrahydrate.
(2)Lincomycin hydrochloride monohydrate and spectinomycin dihydrochloride pentahydrate.
(b)Sponsors. See sponsors in § 510.600(c) of this chapter for use as in paragraph (d) of this section.
(1)No. 054771 for use of product described in paragraph (a)(1) of this section.
(2)Nos. 016592, 061133, and 066104 for use of product described in paragraph (a)(2) of this section.
(c)Tolerances. See §§ 556.360 and 556.600 of this chapter.
(d)Conditions of use in chickens—(1) Amount. 2 grams of antibiotic activity per gallon of drinking water; administer as the sole source of water for the first 5 to 7 days of life.
(2)Indications for use. As an aid in the control of airsacculitis caused by either Mycoplasma synoviae or M. gallisepticum susceptible to lincomycin-spectinomycin and complicated chronic respiratory disease (air sac infection) caused by Escherichia coli and M. gallisepticum susceptible to lincomycin-spectinomycin.
(3)Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian.