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U.S. Department of Health and Human Services

Animal & Veterinary

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SUPPLEMENTAL NEW ANIMAL DRUG APPROVALS - May/June 2000

FDA Veterinarian Newsletter May/June 2000 Volume XV, No III

CompanyGeneric and Brand NamesIndicationsRoutes/Remarks
Hoechst Roussel Vet
(NADA 140-992)
Trenbolone Acetate and Estradiol (Revalor®-200)Beef Cattle. For increased rate of weight gain and improved feed efficiency.

IMPLANTATION: The supplemental NADA provides for use of a higher dose ear implant for steers fed in confinement for slaughter. The implant contains 10 pellets with 200 milligrams trenbolone acetate and 20 mg estradiol. This supplemental NADA qualifies for 3 years of marketing exclusivity.

Federal Register: 02/29/00

Pennfield Oil Co.
(NADA 65-480)
Chlortetracycline (CTC)Swine. For treatment and control of bacterial enteritis and bacterial pneumonia.

ORAL: The supplemental NADA provides for a zero-day slaughter withdrawal period after use of CTC powder in swine drinking water for treatment and control of disease.

Federal Register: 02/29/00