§ 558.175. Clopidol.
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/us/cfr/t21/s§ 558.175·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(a)Specifications. Type A medicated article containing 25 percent clopidol.
(b)Sponsor. See No. 016592 in § 510.600(c) of this chapter.
(c)Related tolerances. See § 556.160 of this chapter.
(d)Conditions of use—(1) Chickens— Clopidol in grams per ton Combination in grams per ton Indications for use Limitations Sponsors
(i)113.5Broiler chickens and re-placement chickens intended for use as caged layers: As an aid in the prevention of coccidiosis caused by Eimeria tenella, E. necatrix, E. acervulina, E. maxima, E. brunetti, and E. mivati.Do not feed to chickens over 16 weeks of age016592
(ii)113.5Bacitracin methylenedisalicylate, 4 to 50Broiler chickens: As an aid in the prevention of coccidiosis caused by Eimeria tenella, E. necatrix, E. acervulina, E. maxima, E. brunetti, and E. mivati, and for increased rate of weight gain.Feed continuously as the sole ration from the time chicks are placed in floor pens until slaughter. Do not feed to chickens over 16 weeks of age; bacitracin methylenedisalicylate as provided by No. 054771 in § 510.600(c) of this chapter016592
(iii)113.5Bacitracin zinc, 5 to 25Broiler chickens: As an aid in the prevention of coccidiosis caused by Eimeria tenella, E. necatrix, E. acervulina, E. maxima, E. brunetti, and E. mivati, and for increased rate of weight gain and improved feed efficiency.Feed continuously as sole ration; bacitracin zinc as provided by No. 054771 in § 510.600(c) of this chapter066104 016592
(iv)113.5Bambermycins, 1 to 2Broiler chickens: As an aid in prevention of coccidiosis caused by Eimeria tenella, E. necatrix, E. acervulina, E. maxima, E. brunetti, and E. mivati; and for increased rate of weight gain and improved feed efficiency.Feed continuously as the sole ration. Do not feed to chickens over 16 weeks of age016592
(v)227Broiler and replacement chickens intended for use as caged layers: As an aid in the prevention of coccidiosis caused by Eimeria tenella, E. necatrix, E. acervulina, E. maxima, E. brunetti, and E. mivati.Feed continuously as the sole ration; feed up to 16 weeks of age if intended for use as caged layers; withdraw 5 days before slaughter if given at the level of 0.025 percent in feed or reduce level to 0.0125 percent 5 days before slaughter016592
(vi)227Bambermycins, 1 to 2Broiler chickens: As an aid in prevention of coccidiosis caused by Eimeria tenella, E. necatrix, E. acervulina, E. maxima, E. brunetti, and E. mivati; and for increased rate of weight gain and improved feed efficiency.Feed continuously as sole ration until 5 days before slaughter. Withdraw 5 days before slaughter or feed 113.5 g/ton clopidol and 1 to 2 g/ton bambermycins during those 5 days before slaughter. Do not feed to chickens over 16 weeks of age016592
(2)Turkeys— Clopidol in grams per ton Combination in grams per ton Indications for use Limitations Sponsors
(i)113.5 or 227Turkeys: As an aid in the prevention of leucocytozoonosis caused by Leucocytozoon smithi.For turkeys grown for meat purposes only; feed continuously as the sole ration at 0.0125 or 0.025 percent clopidol depending on management practices, degree of exposure, and amount of feed eaten; withdraw 5 days before slaughter016592
(ii)[Reserved]
(3)Combinations. Clopidol may also be used in combination with:
(i)Chlortetracycline as in § 558.128.
(ii)Lincomycin as in § 558.325. [68 FR 17882, Apr. 14, 2003, as amended at 72 FR 60551, Oct. 25, 2007; 74 FR 61028, Nov. 23, 2009; 79 FR 10965, 10982, Feb. 27, 2014; 79 FR 13545, Mar. 11, 2014; 81 FR 17609, Mar. 30, 2016; 81 FR 95004, Dec. 27, 2016; 84 FR 12495, Apr. 2, 2019; 86 FR 14822, Mar. 19, 2021; 91 FR 20343, Apr. 16, 2026]
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§ 558.175
Clopidol.
Fed. Reg.×1
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