subchapter_subject: "ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS"
part_code: "524"
part_subject: "OPHTHALMIC AND TOPICAL DOSAGE FORM NEW ANIMAL DRUGS"
subpart_code: "B"
subpart_subject: "Specific Administrative Rulings and Decisions"
section_number: "524.1140"
section_subject: "Imidacloprid and ivermectin."
cfr_reference: "21 CFR 524.1140"
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"
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(a)Specifications. The product is available in unit applicator tubes containing 0.4, 1.0, 2.5, or 4.0 milliliters (mL). Each mL of solution contains 100 milligrams (mg) imidacloprid and 800 micrograms (µg) ivermectin.
(b)Sponsor. See No. 000859 in § 510.600(c) of this chapter.
(c)Conditions of Use in Dogs—(1) Amount. The recommended minimum dosage is 4.5 mg/pound (lb) (10 mg/kilogram (kg)) of imidacloprid and 36.4 µg/lb (80 µg/kg) of ivermectin, topically once a month.
(2)Indications for Use. For the prevention of heartworm disease caused by Dirofilaria immitis; kills adult fleas and is indicated for the treatment of flea infestations (Ctenocephalides felis).
(3)Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian.