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U.S. Department of Health and Human Services

CFR - Code of Federal Regulations Title 21
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The information on this page is current as of Dec 22, 2023.

For the most up-to-date version of CFR Title 21, go to the Electronic Code of Federal Regulations (eCFR).

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Help | More About 21CFR
[Code of Federal Regulations]
[Title 21, Volume 6]
[CITE: 21CFR520.1194]



TITLE 21--FOOD AND DRUGS
CHAPTER I--FOOD AND DRUG ADMINISTRATION
DEPARTMENT OF HEALTH AND HUMAN SERVICES
SUBCHAPTER E - ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS

PART 520 -- ORAL DOSAGE FORM NEW ANIMAL DRUGS

Sec. 520.1194 Ivermectin meal.

(a) Specifications. Each gram of meal contains 6 milligrams ivermectin (0.6 percent).

(b) Sponsor. See No. 017135 in § 510.600(c) of this chapter.

(c) Special considerations. See § 500.25 of this chapter.

(d) Conditions of use in horses - (1) Amount. Administer 136 micrograms (mcg) ivermectin per pound (/lb) body weight (300 mcg/kilogram) as a single dose on approximately 2 lb grain or sweet feed.

(2) Indications for use. For treatment and control of Large Strongyles (adults): Strongylus vulgaris (also early forms in blood vessels), S. edentatus (also tissue stages), S. equinus , Triodontophorus spp. including T. brevicauda and T. serratus , and Craterostomum acuticaudatum ; Small Strongyles (adults, including those resistant to some benzimidazole class compounds): Coronocyclus spp. including C. coronatus , C. labiatus , and C. labratus , Cyathostomum spp. including C. catinatum and C. pateratum , Cylicocyclus spp. including C. insigne , C. leptostomum , C. nassatus , and C. brevicapsulatus , Cylicodontophorus spp., Cylicostephanus spp. including C. calicatus , C. goldi , C. longibursatus , and C. minutus , and Petrovinema poculatum ; Small Strongyles (fourth-stage larvae); Pinworms (adults and fourth stage larvae): Oxyuris equi ; Ascarids (adults and third- and fourth-stage larvae): Parascaris equorum ; Hairworms (adults): Trichostrongylus axei ; Large Mouth Stomach Worms (adults): Habronema muscae ; Bots (oral and gastric stages): Gasterophilus spp. including G. intestinalis and G. nasalis ; Lungworms (adults and fourth-stage larvae): Dictyocaulus arnfieldi ; Intestinal Threadworms (adults): Strongyloides westeri ; Summer Sores caused by Habronema and Draschia spp. cutaneous third-stage larvae; Dermatitis caused by neck threadworm microfilariae, Onchocerca sp.

Limitations. Do not use in horses intended for human consumption.

[70 FR 1817, Jan. 11, 2005, as amended at 70 FR 19262, Apr. 13, 2005]

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