(a) Specifications. Type A medicated articles containing 25 percent nicarbazin.

(b) Sponsors. See Nos. 058198, 060728, and 066104 in §510.600(c) of this chapter for use as in paragraph (d) of this section.

(c) Related tolerances. See §556.445 of this chapter.

(d) Conditions of use. It is used as follows:

(1) Chickens

Open Table
Nicarbazin in
grams per ton
Combination
in grams per ton
Indications for use Limitations Sponsor
(i) 90.8 to 181.6 Broiler chickens: As an aid in preventing outbreaks of cecal (Eimeria tenella) and intestinal (E. acervulina, E. maxima, E. necatrix, and E. brunetti) coccidiosis Feed continuously as sole ration from time chicks are placed on litter until past the time when coccidiosis is ordinarily a hazard. Do not use as a treatment for outbreaks of coccidiosis. Do not use in flushing mashes. Do not feed to laying hens. Withdraw 4 days before slaughter for use levels at or below 113.5 g/ton. Withdraw 5 days before slaughter for use levels above 113.5 g/ton 066104
(ii) 90.8 to 181.6 Bacitracin methylenedisalicylate, 4 to 50 Broiler chickens: As an aid in preventing outbreaks of cecal (Eimeria tenella) and intestinal (E. acervulina, E. maxima, E. necatrix, and E. brunetti) coccidiosis, and for increased rate of weight gain and improved feed efficiency Feed continuously as sole ration from time chicks are placed on litter until past the time when coccidiosis is ordinarily a hazard. Do not use as a treatment for outbreaks of coccidiosis. Do not use in flushing mashes. Do not feed to laying hens. Withdraw 4 days before slaughter for use levels at or below 113.5 g/ton. Withdraw 5 days before slaughter for use levels above 113.5 g/ton. Nicarbazin as provided by No. 066104; bacitracin methylenedisalicylate as provided by No. 054771 in §510.600(c) of this chapter 054771
(iii) 90.8 to 181.6 Bacitracin methylenedisalicylate, 30 Broiler chickens; As an aid in preventing outbreaks of cecal (Eimeria tenella) and intestinal (E. acervulina, E. maxima, E. necatrix, and E. brunetti) coccidiosis, and for increased rate of weight gain and improved feed efficiency Feed continuously as sole ration from time chicks are placed on litter until past the time when coccidiosis is ordinarily a hazard. Do not use as a treatment for coccidiosis. Do not use in flushing mashes. Do not feed to laying hens. Withdraw 4 days before slaughter for use levels at or below 113.5 g/ton. Withdraw 5 days before slaughter for use levels above 113.5 g/ton. Nicarbazin as provided by No. 066104; bacitracin methylenedisalicylate as provided by No. 054771 in §510.600(c) of this chapter 066104
(iv) 90.8 to 181.6 Bacitracin methylenedisalicylate 50 Broiler chickens: As an aid in preventing outbreaks of cecal (Eimeria tenella) and intestinal (E. acervulina, E. maxima, E. necatrix, and E. brunetti) coccidiosis, and as an aid in the prevention of necrotic enteritis caused or complicated by Clostridium spp. or other organisms susceptible to bacitracin Feed continuously as sole ration from time chicks are placed on litter until past the time when coccidiosis is ordinarily a hazard. Do not use as a treatment for outbreaks of coccidiosis. Do not use in flushing mashes. Do not feed to laying hens. Withdraw 4 days before slaughter for use levels at or below 113.5 g/ton. Withdraw 5 days before slaughter for use levels above 113.5 g/ton. Nicarbazin as provided by No. 066104; bacitracin methylenedisalicylate as provided by No. 054771 in §510.600(c) of this chapter 054771
(v) 113.5 Chickens: As an aid in preventing outbreaks of cecal (Eimeria tenella) and intestinal (E. acervulina, E. maxima, E. necatrix, and E. brunetti) coccidiosis Feed continuously as sole ration from time chicks are placed on litter until past the time when coccidiosis is ordinarily a hazard. Do not use as a treatment for coccidiosis. Do not use in flushing mashes. Do not feed to laying hens. Withdraw 4 days before slaughter 058198
060728
(vi) 113.5 Bacitracin methylenedisalicylate, 30 Broiler chickens; aid in preventing outbreaks of cecal (Eimeria tenella) and intestinal (E. acervulina, E. maxima, E. necatrix, and E. brunetti) coccidiosis, and for increased rate of weight gain and improved feed efficiency Feed continuously as sole ration from time chicks are placed on litter until past the time when coccidiosis is ordinarily a hazard. Do not use as a treatment for coccidiosis. Do not use in flushing mashes. Do not feed to laying hens. Withdraw 4 days before slaughter. Nicarbazin as provided by No. 066104; bacitracin methylenedisalicylate as provided by No. 054771 in §510.600(c) of this chapter 060728
(vii) 113.5 Bacitracin zinc, 4 to 50 Broiler chickens; aid in preventing outbreaks of cecal (Eimeria tenella) and intestinal (E. acervulina, E. maxima, E. necatrix, and E. brunetti) coccidiosis, and for increased rate of weight gain and improved feed efficiency For broiler chickens only. Feed continuously as sole ration from time chicks are placed on litter until past the time when coccidiosis is ordinarily a hazard. Do not use in flushing mashes. Do not feed to laying hens. Withdraw 4 days before slaughter. Nicarbazin as provided by No. 066104, bacitracin zinc as provided by No. 054771 in §510.600(c) of this chapter 054771
066104
(viii) 113.5 Bambermycins, 1 to 2 Broiler chickens: As an aid in preventing outbreaks of cecal (Eimeria tenella) and intestinal (E. acervulina, E. maxima, E. necatrix, and E. brunetti) coccidiosis, and for increased rate of weight gain and improved feed efficiency Feed continuously as sole ration from time chicks are placed on litter until past the time when coccidiosis is ordinarily a hazard; do not use as a treatment for coccidiosis. Do not use in flushing mashes. Do not feed to laying hens. Withdraw 4 days before slaughter. Nicarbazin as provided by No. 066104; bambermycins as provided by No. 016592 in §510.600(c) of this chapter 016592

(2) [Reserved]

[83 FR 64743, Dec. 18, 2018]


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