eCFR Reference Browser

---

title: "21 CFR §530.41"

source: "https://www.ecfr.gov/current/title-21/section-530.41"

title_number: "21"

volume_number: "6"

chapter_number: "Unknown"

subchapter_code: "E"

subchapter_subject: "ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS"

part_code: "530"

part_subject: "EXTRALABEL DRUG USE IN ANIMALS"

subpart_code: "E"

subpart_subject: "Safe Levels for Extralabel Use of Drugs in Animals and Drugs Prohibited From Extralabel Use in Animals"

section_number: "530.41"

section_subject: "Drugs prohibited for extralabel use in animals."

cfr_reference: "21 CFR 530.41"

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"

---

(a)The following drugs, families of drugs, and substances are prohibited for extralabel animal and human drug uses in food-producing animals.

(1)Chloramphenicol;

(2)Clenbuterol;

(3)Diethylstilbestrol (DES);

(4)Dimetridazole;

(5)Ipronidazole;

(6)Other nitroimidazoles;

(7)Furazolidone.

(8)Nitrofurazone.

(9)Sulfonamide drugs in lactating dairy cattle (except approved use of sulfadimethoxine, sulfabromomethazine, and sulfaethoxypyridazine);

(10)Fluoroquinolones; and

(11)Glycopeptides.

(12)Phenylbutazone in female dairy cattle 20 months of age or older.

(13)Cephalosporins (not including cephapirin) in cattle, swine, chickens, or turkeys:

(i)For disease prevention purposes;

(ii)At unapproved doses, frequencies, durations, or routes of administration; or

(iii)If the drug is not approved for that species and production class.

(b)The following drugs, families of drugs, and substances are prohibited for extralabel animal and human drug uses in nonfood-producing animals: [Reserved]

(c)[Reserved]

(d)The following drugs, or classes of drugs, that are approved for treating or preventing influenza A, are prohibited from extralabel use in chickens, turkeys, and ducks:

(1)Adamantanes.

(2)Neuraminidase inhibitors.

§530.41 - Drugs prohibited for extralabel use in animals.