§ 522.1193 Ivermectin and clorsulon.
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Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
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Specifications.(a) Each milliliter (mL) of solution contains 10 milligrams (mg) (1 percent) ivermectin and 100 mg (10 percent) clorsulon.
Sponsors.(b) See Nos. 000010, 055529, 058005, 061133, and 061651 in § 510.600(c) of this chapter.
Related tolerances.(c) See §§ 556.163 and 556.344 of this chapter.
Special considerations.(d) See § 500.25 of this chapter.
Conditions of use in cattleAmount.(e) —(1) Administer 1 mL (10 mg ivermectin and 100 mg clorsulon) per 50 kilograms (110 pounds) by subcutaneous injection.
Indications for use.Haemonchus placei, Ostertagia ostertagiO. lyrata, Trichostrongylus axei,T. colubriformis, Cooperia oncophora,C. punctata, C. pectinata,Oesophagostomum radiatum, Nematodirus helvetianusN. spathigerBunostomum phlebotomum;Dictyocaulus viviparusFasciola hepaticaHypoderma bovis, H. lineatumLinognathus vituli, Haematopinus eurysternus, Solenopotes capillatusPsoroptes ovisP. communisbovisSarcoptes scabieibovisD. viviparusO. radiatumO. ostertagi, T. axei,C. punctataH. placeiC. oncophora(2) For the treatment and control of gastrointestinal nematodes (adults and fourth-stage larvae) ( (including inhibited larvae), (adults only), (adults only), lungworms (adults and fourth-stage larvae) (); liver flukes (adults only) (); cattle grubs (parasitic stages) (); sucking lice (); mange mites (cattle scab) ( (syn. var. ), var. ); and for control of infections of and for 28 days after treatment; and for 21 days after treatment; and and for 14 days after treatment.
Limitations.(3) Do not treat cattle within 21 days of slaughter. Because a withdrawal time in milk has not been established, do not use in female dairy cattle of breeding age. A withdrawal period has not been established for this product in preruminating calves. Do not use in calves to be processed for veal.
[55 FR 38984, Sept. 24, 1990, as amended at 62 FR 14302, Mar. 26, 1997; 62 FR 63271, Nov. 28, 1997; 64 FR 26671, May 17, 1999; 69 FR 31735, June 7, 2004; 72 FR 27734, May 17, 2007; 77 FR 64717, Oct. 23, 2012; 79 FR 64116, Oct. 28, 2014; 84 FR 39184, Aug. 9, 2019; 86 FR 14820, Mar. 19, 2021; 86 FR 57997, Oct. 20, 2021]
Editorial Note:At 81 FR 22524, Apr. 18, 2016, § 522.1193 was amended; however, the amendment could not be incorporated due to inaccurate amendatory instruction.
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