21 C.F.R. § 558.265

Current through September 30, 2024
Section 558.265 - Halofuginone
(a)Specifications. Type A medicated articles containing 6 grams of halofuginone hydrobromide per kilogram.
(b)Sponsor. See No. 016592 in § 510.600(c) of this chapter.
(c)Related tolerances. See § 556.308 of this chapter.
(d)Conditions of use. It is used in feed as follows:
(1)Chickens -

Halofuginone in grams/tonCombination in grams/tonIndications for useLimitationsSponsor
(i) 2.72Broiler chickens: For the prevention of coccidiosis caused by Eimeria tenella, E. necatrix, E. acervulina, E. brunetti, E. mivati, and E. maximaFeed continuously as sole ration. Do not feed to layers. Withdraw 4 days before slaughter016592
(ii) 2.72Bacitracin methylenedisalicylate, 10 to 50Broiler chickens: For the prevention of coccidiosis caused by Eimeria tenella, E. necatrix, E. acervulina, E. brunetti, E. mivati, and E. maxima; for improved feed efficiencyFeed continuously as sole ration. Do not feed to layers. Withdraw 5 days before slaughter016592
(iii) 2.72Bambermycins, 1 to 2Broiler chickens: For the prevention of coccidiosis caused by Eimeria tenella, E. necatrix, E, acervulina, E. brunetti, E. mivati, and E. maxima; for increased rate of weight gain and improved feed efficiencyFeed continuously as sole ration. Do not feed to layers. Withdraw 5 days before slaughter016592
(iv) 2.72Replacement broiler breeder chickens and replacement cage laying chickens: For the prevention of coccidiosis caused by Eimeria tenella, E. necatrix, E. acervulina, E. maxima, E. mivati/E. mitis, and E. brunettiFeed continuously as sole ration to replacement cage laying chickens until 20 weeks of age. Feed continuously as sole ration to replacement broiler breeder chickens until 16 weeks of age. Do not feed to laying chickens or water fowl. Withdraw 4 days before slaughter016592

(2)Turkeys -

Halofuginone in grams/tonCombination in grams/tonIndications for useLimitationsSponsor
(i) 1.36 to 2.72Growing turkeys: For the prevention of coccidiosis caused by Eimeria adenoeides, E. meleagrimitis, and E. gallopavonisFeed continuously as sole ration. Withdraw 7 days before slaughter. Do not feed to layers or water fowl016592
(ii) 1.36 to 2.72Bacitracin methylenedisalicylate, 10 to 50Growing turkeys: For the prevention of coccidiosis caused by Eimeria adenoeides, E. meleagrimitis, and E. gallopavonis, and for increased rate of weight gainFeed continuously as sole ration. Withdraw 7 days before slaughter. Do not feed to laying chickens or water fowl016592
(iii) 1.36 to 2.72Bambermycins, 2Growing turkeys: For the prevention of coccidiosis caused by Eimeria adenoeides, E. meleagrimitis, and E. gallopavonis, and for increased rate of weight gainFeed continuously as sole ration. Withdraw 7 days before slaughter. Do not feed to laying chickens or waterfowl016592

(3) Halofuginone may also be used in combination with:
(i) Lincomycin as in § 558.325 .
(ii) [Reserved]

21 C.F.R. §558.265

50 FR 33719, Aug. 21, 1985, as amended at 50 FR 42518, Oct. 21, 1985; 51 FR 7397, Mar. 3, 1986; 51 FR 11439, Apr. 3, 1986; 51 FR 14989, Apr. 22, 1986; 51 FR 23737, July 1, 1986; 53 FR 1018, Jan. 15, 1988; 53 FR 11065, Apr. 5, 1988; 54 FR 11519, Mar. 21, 1989; 54 FR 28052, July 5, 1989; 59 FR 51498, Oct. 12, 1994; 61 FR 21076, May 9, 1996; 61 FR 24694, May 16, 1996; 64 FR 42597, Aug. 5, 1999; 65 FR 45712, July 25, 2000; 66 FR 47962, Sept. 17, 2001; 71 FR 27956, May 15, 2006; 79 FR 10982, Feb. 27, 2014; 84 FR 8975, Mar. 13, 2019
81 FR 17609, 3/30/2016; 81 FR 95005, 12/27/2016; 84 FR 8975, 3/13/2019