NADA Number: 121-553

Proprietary Name Aureomycin® / Coban®
Sponsor Alpharma, Inc.
Sponsor Address 440 Rte. 22
Bridgewater, NJ    08807
USA
Ingredients Monensin Sodium
Chlortetracycline Hydrochloride
Species Chicken, not laying eggs for human consumption
Chicken, broilers
Routes of Administration Per Os
Dose Form Medicated feed
Drug Form Type A Medicated Article
Alpharma, Inc. Has Pioneered:                   ChlorMax™ / Coban®
    Alpharma, Inc.
                  Pennchlor™ / Coban®
    Pennfield Oil Co.
Dispensing Status OTC
Dosage Amount,
Indications
& Limitations

558.355 Monensin.

Specifications: Monensin as the base or the sodium salt, contains a minimum of 90 percent monensin activity derived from monensin A and a minimum of 95 percent derived from monensin A plus B. Approvals for Type A medicated articles containing 45 and 60 grams per pound, as monensin sodium.

Conditions of use:

Chickens (broilers)

Amount: Monensin, 90 to 110 grams per ton of feed, plus 500 grams chlortetracycline per ton of feed.

Indications: As an aid in the reduction of mortality due to Escherichia coli infections susceptible to such treatment. As an aid in the prevention of coccidiosis caused by Eimeria necatrix, E. tenella, E. acervulina, E. brunetti, E. mivati, and E. maxima.

Limitations: Do not feed to laying chickens. Feed for 5 days as the sole ration. Withdraw 24 hours before slaughter. In the absence of coccidiosis, the use of monensin with no withdrawal period may limit feed intake resulting in reduced weight gain. Not to be fed continuously for more than 5 days. As monensin sodium. Do not allow horses or other equines access to formulations containing monensin. Ingestion of monensin by equines has been fatal.

Labeling: The labeling of Type A articles containing monensin intended for use in chickens shall bear the following caution statements: Do not allow horses or other equines access to formulations containing monensin. Ingestion of monensin by equines has been fatal. Must be thoroughly mixed in feeds before use. Do not feed undiluted.

Tolerances

Tolerances are established for the sum of tetracycline residues in tissues of beef cattle, nonlactating dairy cows, calves, swine, sheep, chickens, turkeys, and duck or 2 parts per million in muscle, 6 parts per million in liver, and 12 parts per million in fat and kidney.

A tolerance is established for residues of chlortetracycline in eggs of 0.4 part per million.

A tolerance of 0.10 part per million (ppm) in cattle liver, 0.05 ppm in muscle, kidney, and fate.

A tolerance of 0.05 ppm in goats edible tissue.

A tolerance for residue of monensin in chickens, turkeys and quail is not needed.

A tolerance for residues of monensin in milk is not needed.