Complete Up To Date Information about Heifermax™ 500 Liquid Premix and Tylan .
ANADA Number: 200-427 | |
| Proprietary Name |
Heifermax™ 500 Liquid Premix and Tylan® |
|---|---|
| Sponsor |
Ivy Laboratories, Division of Ivy Animal Health, Inc. |
| Sponsor Address |
8857 Bond Street Overland Park, KS 66214 USA |
| Ingredients |
Melengestrol Acetate Tylosin Phosphate |
| Species |
Cattle, beef, heifers fed in confinement for slaughter |
| Routes of Administration |
Per Os |
| Dose Form |
Medicated feed |
| Drug Form |
Type A Medicated Article |
| Dispensing Status |
OTC |
| Withdrawal Time |
Zero days |
|
Dosage Amount, Indications & Limitations |
558.342 Melengestrol acetate. Specifications: 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 tylosin (as tylosin phosphate) at 60 to 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 8 to 10 grams of tylosin per ton; 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 4.5 to 18 pounds of a dry medicated feed containing 10 to 40 grams of tylosin per ton; or Add 0.5 to 2.0 lb/head/day of a liquid or dry medicated feed containing 0.125 to 1.0 mg melengestrol acetate plus 45 to 180 mg tylosin/ lb to a ration of nonmedicated feed. 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 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. |