subchapter_subject: "ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS"
part_code: "522"
part_subject: "IMPLANTATION OR INJECTABLE DOSAGE FORM NEW ANIMAL DRUGS"
subpart_code: "B"
subpart_subject: "Specific Administrative Rulings and Decisions"
section_number: "522.2121"
section_subject: "Spectinomycin sulfate."
cfr_reference: "21 CFR 522.2121"
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. Each milliliter of solution contains spectinomycin sulfate tetrahydrate equivalent to 100 milligrams (mg) spectinomycin.
(b)Sponsor. See No. 054771 in § 510.600(c) of this chapter.
(c)Related tolerances. See § 556.600 of this chapter.
(d)Conditions of use in cattle—(1) Amount. 10 to 15 mg per kilogram of body weight at 24-hour intervals for 3 to 5 consecutive days.
(2)Indications for use. For the treatment of bovine respiratory disease (pneumonia) associated with Mannheimia haemolytica, Pasteurella multocida, and Histophilus somni.
(3)Limitations. Do not slaughter within 11 days of last treatment. Do not use in female dairy cattle 20 months of age or older. Use in this class of cattle may cause residues in milk. A withdrawal period has not been established for this product in preruminating calves. Do not use in calves to be processed for veal. Federal law restricts this drug to use by or on the order of a licensed veterinarian.