Title 21: Food and Drugs
« Home / Title 21 - Food and Drugs--Volume 6 / CHAPTER I - FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) / SUBCHAPTER E - ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS
/ PART 558 - NEW ANIMAL DRUGS FOR USE IN ANIMAL FEEDS
/ Subpart B - Specific New Animal Drugs for Use in Animal Feeds / § 558.582 Sulfamerazine.
§ 558.582 Sulfamerazine.
(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 day | Rainbow trout, brook trout, and brown trout: For control of furunculosis | Formulate 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 fishing | 054771 | |
| (2) [Reserved] |