Bovatec® / MGA® (liquid) / Tylan® - Share Your Bovatec® / MGA® (liquid) / Tylan® Experience with Community:
blog comments powered by DisqusNADA Number: 138-992 | |
| Proprietary Name |
Bovatec® / MGA® (liquid) / Tylan® |
|---|---|
| Sponsor |
Pharmacia & Upjohn Co. |
| Sponsor Address |
a Division of Pfizer, Inc. 235 East 42nd St. New York, NY 10017 USA |
| Ingredients |
Lasalocid Melengestrol Acetate Tylosin Phosphate |
| Species |
Cattle, heifers fed in confinement for slaughter |
| Routes of Administration |
Per Os |
| Dose Form |
Medicated feed |
| Drug Form |
Type A Medicated Article |
| Dispensing Status |
OTC |
| Exclusivity |
This OTC approval is to be used as an aid for increased rate of weight gain, improved feed efficiency, suppression of estrus and reduced incidence of liver abscesses in heifers fed in confinement for slaughter. The liquid combination is approved for use in feed at concentrations of MGA:0.125-1.0 mg/lb; LS 10-30 g/t; and TP: 8-10 g/t. |
|
Dosage Amount, Indications & Limitations |
558.342 Melengestrol acetate. Specifications: Dry Type A medicated articles containing 100 or 200 milligrams per pound or liquid Type A article containing 500 milligrams per pound Conditions of use: Cattle (heifers) Amount: Melengestrol acetate, 0.25 to 0.50 milligram per head per day, plus lasalocid (as lasalocid sodium), 100 to 360 milligrams per head per day, and tylosin (as tylosin phosphate), 90 milligrams per head per day. To attain this amount: Add 0.5 to 2.0 pounds per head per day of a liquid or dry medicated feed containing 0.125 to 1.0 milligram of melengestrol acetate per pound to a medicated feed containing 10 to 30 grams of lasalocid and 8 to 10 grams of tylosin per ton; or Add 0.5 to 2.0 pounds per head per day of a liquid or dry medicated feed containing 0.125 to 1.0 milligram of melengestrol acetate per pound plus 50 to 720 milligrams of lasalocid per pound to 4.5 to 18 pounds of a dry medicated feed containing 10 to 40 grams of tylosin per ton. Indications: For increased rate of weight gain, improved feed efficiency, suppression of estrus (heat), and reduced incidence of liver abscesses. Limitations: For heifers being fed in confinement for slaughter. |
| Tolerances |
Tolerances for lasolocid residues are established as follows: 1. Cattle: The tolerance for parent lasalocid (the marker residue) in liver (the target tissue) is 0.7 part per million 2. Chickens: (I) Skin with adhering fat (the target tissue). The tolerance for parent lasalocid (the marker residue) is 1.2 parts per million. (ii) Liver. The tolerance for parent lasalocid (the marker residue) is 0.4 part per million. 3. Turkeys: (I) Skin with adhering fat (the target tissue). The tolerance for parent lasalocid (the marker residue) is .4 part per million. (ii) Liver. The tolerance for parent lasalocid (the marker residue) is 0.4 part per million. 4. Rabbits: The tolerance for parent lasalocid (the marker residue) in liver (the target tissue) is 0.7 part per million. 5. Sheep: The tolerance for parent lasalocid (the marker residue) in liver (the target tissue) is 1.0 part per million Tolerances are established for residues of tylosin in edible products of animals as follows: a. Chickens and turkeys: 0.2 part per million (negligible residue) in uncooked fat, muscle, liver, and kidney. b. Cattle: 0.2 part per million (negligible residue) in uncooked fat, muscle, liver, and kidney. c. Swine: 0.2 part per million (negligible residue) in uncooked fat, muscle, liver, and kidney. d. Milk: 0.05 part per million (negligible residue). e. Eggs: 0.2 part per million (negligible residue). A tolerance of 25 parts per billion is established for residues of the parent compound, melengestrol acetate, in fat, of cattle. |