§ 526.1590 Novobiocin.
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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 single-dose, 10-milliliter syringe contains:
(1) 150 milligrams (mg) of novobiocin equivalents as sodium novobiocin, or
(2) 400 mg of novobiocin equivalents as sodium novobiocin.
Sponsor.(b) See No. 054771 in § 510.600(c) of this chapter.
Related tolerances.(c) See § 556.460 of this chapter.
Conditions of use for syringe described in paragraph (a)(1) of this section in lactating cowsAmount(d) —(1) . Infuse the contents of one syringe (equivalent to 150 mg novobiocin) into each infected quarter after milking. Repeat treatment once after 24 hours. Do not milk for at least 6 hours after treatment.
Indications for use.Staphylococcus aureus(2) For the treatment of mastitis caused by susceptible strains of in lactating cows.
Limitations.(3) Milk taken from treated animals within 72 hours (6 milkings) after latest treatment should not be used for food. Do not slaughter treated animals for food for 15 days following latest treatment. Federal law restricts this drug to use by or on the order of a licensed veterinarian.
Conditions of use for syringe described in paragraph (a)(2) of this section in dry cowsAmount(e) —(1) . Infuse the contents of one syringe (equivalent to 400 mg novobiocin) into each quarter at the time of drying off.
Indications for use.Staphylococcus aureusStreptococcus agalactiae(2) For the treatment of mastitis caused by susceptible strains of and in dry cows.
Limitations.(3) For udder installation for the treatment of mastitis in dry cows only. Infuse each quarter at the time of drying off, but not less than 30 days prior to calving. Do not slaughter treated animals for food for 30 days following udder infusion.
[86 FR 13187, Mar. 8, 2021]
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