§ 558.582. Sulfamerazine.
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/us/cfr/t21/s§ 558.582·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(a)Specifications. Type A medicated articles containing 99 percent sulfamerazine.
(b)Sponsor. See No. 054771 in § 510.600(c) of this chapter.
(c)Related tolerances. See § 556.660 of this chapter.
(d)Special considerations.
(1)Federal law restricts medicated feed containing this veterinary feed directive
(VFD)drug to use by or on the order of a licensed veterinarian. See § 558.6 for additional requirements.
(2)The expiration date of VFDs for sulfamerazine medicated feeds must not exceed 6 months from the date of issuance. VFDs for sulfamerazine shall not be refilled.
(e)Conditions of use. It is used in fish feed for as follows: Sulfamerazine grams/ton Combination in grams/ton Indications for use Limitations Sponsor
(1)To deliver 10 grams of sulfamerazine per 100 pounds of fish per dayRainbow trout, brook trout, and brown trout: For control of furunculosisFormulate to deliver 10 grams of sulfamerazine per 100 pounds of fish per day. Treat for not more than 14 days. Do not treat within 3 weeks of marketing or stocking in stream open to fishing054771
(2)[Reserved] [81 FR 95013, Dec. 27, 2016]
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§ 558.582
Sulfamerazine.
Fed. Reg.×2
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