Code of Federal Regulations (alpha)

CFR /  Title 21  /  Part 558  /  Sec. 558.175 Clopidol.

(a) Specifications. Type A medicated article containing 25 percent clopidol.

(b) Approvals. See No. 016592 in Sec. 510.600(c) of this chapter.

(c) [Reserved]

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

Combination in grams

(1) 113.5........................ .................... Broiler chickens and re- Do not feed to 016592

placement chickens chickens over 16

intended for use as weeks of age.

caged layers: As an

aid in the prevention

of coccidiosis caused

by E. tenella, E.

necatrix, E.

acervulina, E. maxima,

E. brunetti, and E.

mivati.(2) 113.5........................ Bacitracin methylene Broiler chickens: As in Feed continuously 016592

disalicylate 4 to paragraph (d)(1) of as the sole ration

50. this section; for from the time

increased rate of chicks are placed

weight gain. in floor pens

until slaughter.

Do not feed to

chickens over 16

weeks of age;

bacitracin

methylene

disalicylate as

provided by No.

054771 in Sec.

510.600(c) of this

chapter.(3) 113.5........................ Bacitracin zinc 5 to Broiler chickens: As in Feed continuously 054771

25. paragraph (d)(1) of as sole ration; 016592

this section; for bacitracin zinc as

increased rate of provided by No.

weight gain and 054771 in Sec.

improved feed 510.600(c) of this

efficiency. chapter.(4) 113.5........................ Bambermycins 1 to 2. Broiler chickens: As an Feed continuously 016592

aid in prevention of as the sole

coccidiosis caused by ration. Do not

Eimeria tenella, E. feed to chickens

necatrix, E. over 16 weeks of

acervulina, E. maxima, age

E. brunetti, and E.

mivati; and for

increased rate of

weight gain and

improved feed

efficiency(5) 113.5........................ Chlortetracycline Broiler and replacement Feed continuously 016592

100 to 200. chickens: As in as sole ration

paragraph (d)(1) of from the time

this section; for chicks are placed

control of infectious in floor pens for

synovitis caused by 7 to 14 days.

Mycoplasma synoviae

susceptible to

chlortetracycline.(6) 113.5........................ Lincomycin 2 to 4... Broiler chickens: As in Do not feed to 054771

paragraph (d)(1) of chickens over 16

this section; for weeks of age; as

increased rate of lincomycin

weight gain and hydrochloride

improved feed monohydrate.

efficiency.(7) 227.......................... .................... Broiler and replacement Feed continuously 016592

chickens intended for as the sole

use as caged layers: ration; feed up to

As in paragraph (d)(1) 16 weeks of age if

of this section. 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

slaughter.(8) 227.......................... Bambermycins 1 to 2. Broiler chickens: As an Feed continuously 016592

aid in prevention of as sole ration

coccidiosis caused by until 5 days

Eimeria tenella, E. before slaughter.

necatrix, E. Withdraw 5 days

acervulina, E. maxima, before slaughter

E. brunetti, and E. or feed 113.5 g/

mivati; and for ton clopidol and 1

increased rate of to 2 g/ton

weight gain and bambermycins

improved feed during those 5

efficiency days before

slaughter. Do not

feed to chickens

over 16 weeks of

age

(9) 113.5 or 227................. .................... Turkeys: As an aid in For turkeys grown 016592

the prevention of for meat purposes

leucocytozoonosis only; feed

caused by continuously as

Leucocytozoon smithi. 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

slaughter.---------------------------------------------------------------------------------------------------------------- [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]