(a) Specifications. Type A medicated article containing:
(1) 22.7 grams (g) per pound (lb) (50 g/kilogram (kg)) semduramicin (as semduramicin sodium).
(2) 22.7 g/lb (50 g/kg) semduramicin (as semduramicin sodium biomass).
(b) Approvals. See No. 066104 in Sec. 510.600(c) of this chapter for use of product described in paragraph (a)(1) as in paragraph (d) of this section; for use of product described in paragraph (a)(2) as in paragraph (e) of this section.
(c) Related tolerances. See Sec. 556.597 of this chapter.
(d) Conditions of use in chickens. It is used in chicken feed as follows: ------------------------------------------------------------------------
Semduramicin Combinations
in grams per in grams per Indications Limitations Sponsor
(1) 22.7 (25 ............. Broiler Do not feed to 066104
ppm) chickens: laying hens.
For the
prevention
of
coccidiosis
caused by
Eimeria
acervulina,
E.
brunetti,
E. maxima,
E. mivati/
E. mitis,
E.
necatrix,
and E.
tenella.------------------------------------------------------------------------(2) 22.7 Bacitracin Broiler Feed 066104
methylene chickens: continuously
disalicylate As in as sole
10 to 50 paragraph ration. Do
(d)(1) of not feed to
(1) of not feed to
this laying hens.
section; Bacitracin
for methylene
improved disalicylate
feed as provided
efficiency. by No. 054771
in Sec.
510.600(c) of
this chapter.------------------------------------------------------------------------(3) 22.7 Virginiamycin Broiler Feed 066104
5 chickens: continuously
As in as sole
paragraph ration. Do
(d)(1) of not feed to
(1) of not feed to
this laying hens.
section; Virginiamycin
for as provided
increased by No. 066104
rate of in Sec.
weight gain 510.600(c) of
and this chapter.
improved
feed
efficiency.------------------------------------------------------------------------(4) 22.7 Virginiamycin Broiler Feed 066104
5 to 15 chickens: continuously
As in as sole
paragraph ration. Do
(d)(1) of not feed to
(1) of not feed to
this laying hens.
section; Virginiamycin
for as provided
increased by No. 066104
rate of in Sec.
weight 510.600(c) of
gain. this chapter.------------------------------------------------------------------------(5) 22.7 Virginiamycin Broiler Feed 066104
20 chickens: continuously
As in as sole
paragraph ration. Do
(d)(1) of not feed to
(1) of not feed to
this laying hens.
section; Virginiamycin
for as provided
prevention by No. 066104
of necrotic in Sec.
enteritis 510.600(c) of
caused by this chapter.
Clostridium
perfringens
susceptible
to
virginiamyc
in.------------------------------------------------------------------------------------------------------------------------------------------------
(e) Conditions of use in chickens. It is used in chicken feed as follows: ------------------------------------------------------------------------
Semduramicin Combination
in grams per in grams per Indications Limitations Sponsor
(1) 22.7 (25 ............. Broiler Do not feed to 066104
ppm) chickens: laying hens.
For the
prevention
of
coccidiosis
caused by
Eimeria
tenella, E.
acervulina,
E. maxima,
E.
brunetti,
E.
necatrix,
and E.
mitis.------------------------------------------------------------------------(2) 22.7 Virginiamycin Broiler Feed 066104
5 chickens: continuously
As in as sole
paragraph ration.
(e)(1) of Withdraw 1
(1) of Withdraw 1
this day before
section; slaughter. Do
for not feed to
increased laying hens.
rate of Virginiamycin
weight gain provided by
and No. 066104 in
improved Sec.
feed 510.600(c) of
efficiency. this chapter.(3) 22.7 Virginiamycin Broiler Feed 066104
5 to 15 chickens: continuously
As in as sole
paragraph ration.
(e)(1) of Withdraw 1
(1) of Withdraw 1
this day before
section; slaughter. Do
for not feed to
increased laying hens.
rate of Virginiamycin
weight provided by
gain. No. 066104 in
Sec.
510.600(c) of
this chapter.
(4) 22.7 Virginiamycin Broiler Feed 066104
20 chickens: continuously
As in as sole
paragraph ration.
(e)(1) of Withdraw 1
(1) of Withdraw 1
this day before
section; slaughter. Do
for not feed to
prevention laying hens.
of necrotic Virginiamycin
enteritis provided by
caused by No. 066104 in
C. Sec.
perfringens 510.600(c) of
susceptible this chapter.
to
virginiamyc
in.------------------------------------------------------------------------ [59 FR 17477, Apr. 13, 1994, as amended at 60 FR 57928, Nov. 24, 1995; 61 FR 29481, June 11, 1996; 61 FR 43451, Aug. 23, 1996; 61 FR 66584, Dec. 18, 1996; 62 FR 66985, Dec. 23, 1997; 64 FR 48296, Sept. 3, 1999; 66 FR 47964, Sept. 17, 2001; 69 FR 13221, Mar. 22, 2004; 70 FR 41961, July 21, 2005; 73 FR 812, Jan. 4, 2008; 74 FR 41631, Aug. 18, 2009; 79 FR 10983, Feb. 27, 2014; 79 FR 13546, Mar. 11, 2014]
Editorial Note: At 79 FR 13546 , Mar. 11, 2014, Sec. 558.555 was amended in paragraphs (d)(2), (d)(3), (d)(4), and (d)(8), in the ``Limitations'' column, by removing ``046573'' and in its place adding ``054771''. However, the change could not be incorporated because the term ``046573'' did not exist in the paragraphs.