§ 558.58 - Amprolium and ethopabate.  


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  • § 558.58 Amprolium and ethopabate.

    (a) Specifications. Type A medicated articles containing:

    (1) 25 percent amprolium and 8 percent ethopabate or 5 percent amprolium and 1.6 percent ethopabate;

    (2) 25 percent amprolium and 0.8 percent ethopabate or 5 percent amprolium and 0.16 percent ethopabate.

    (b) ApprovalsSponsor. See No. 016592 in § 510.600(c) of this chapter.

    (c) Related tolerances. See §§ 556.50 and 556.260 of this chapter.

    (d) Special considerations. Do not use in Type B or Type C medicated feeds containing bentonite.

    (

    d) Related tolerances. See §§ 556.50 and 556.260 of this chapter.

    (e) Conditions of use. It is used in chicken feed as follows:

    Amprolium and ethopabate in grams per ton Combination in grams per ton Indications for use Limitations Sponsor
    (1) Amprolium 113.5 and ethopabate 3.6Broiler chickens: As an aid in the prevention of coccidiosisFeed continuously as sole ration; as sole source of amprolium. Not for laying chickens016592
    (2) Amprolium 113.5 and ethopabate 36.3Broiler chickens and replacement chickens: where immunity to coccidiosis is not desired: As an aid in the prevention of coccidiosis where severe exposure to coccidiosis from Eimeria acervulina, E. maxima, and E. brunetti is likely to occurFeed continuously as sole ration; as sole source of amprolium. Not for chickens over 16 weeks of age016592
    (3) Amprolium 113.5 and ethopabate 36.3Bacitracin 4 to 501. Broiler chickens and replacement chickens: where immunity to coccidiosis is not desired; to aid in prevention of coccidiosis where severe exposure to coccidiosis from Eimeria acervulina, E. maxima, and E. brunetti is likely to occur; for increased rate of weight gain in broiler chickens raised in floor pensFeed as the sole ration from the time chickens are placed on litter until past the time when coccidiosis is ordinarily a hazard. Not for chickens over 16 weeks of age; do not feed to laying chickens; as sole source of amprolium; not for use as a treatment for outbreaks of coccidiosis. Bacitracin as bacitracin methylenedisalicylate as provided by No. 054771 in § 510.600(c) of this chapter016592
    (4) Amprolium 113.5 and ethopabate 36.3Bacitracin 4 to 502. Broiler chickens: As an aid in prevention of coccidiosis where severe exposure to coccidiosis from Eimeria acervulina, E. maxima, and E. brunetti is likely to occur; for improved feed efficiencyFeed as the sole ration from the time chickens are placed on litter until market weight. Not for chickens over 16 weeks of age; do not feed to laying chickens; as sole source of amprolium; not for use as a treatment for coccidiosis. Bacitracin zinc as provided by No. 054771 in § 510.600(c) of this chapter054771
    (5) Amprolium 113.5 and ethopabate 36.6Bambermycins 1 to 3Broiler chickens: As an aid in the prevention of coccidiosis where severe exposure to coccidiosis from Eimeria acervulina, E. maxima, and E. brunetti is likely to occur; for increased rate of weight gain, improved feed efficiencyFeed continuously as the sole ration; as sole source of amprolium
    Bambermycins as provided by No. 016592 in § 510.600(c) of this chapter
    016592
    (6) Amprolium 227 and ethopabate 3.6For broiler chickens and replacement chickens where immunity to coccidiosis is not desired; prevention of coccidiosisNot for laying chickens016592

    (f) Amprolium and ethopabate may also be used in combination with:

    (1)-(2) [Reserved]

    (3) Chlortetracycline as in § 558.128.

    [41 FR 10990, Mar. 15, 1976]