Business · 29/02/2000Updated: 10/17/2026 · 1 min read
FDA Approves New Animal Drug for Increased Weight Gain and Feed Efficiency
Summary
The FDA has approved a supplemental new animal drug application for a higher dose ear implant containing trenbolone acetate and estradiol, developed by Hoechst Roussel Vet, to increase weight gain and feed efficiency in steers raised in confinement for slaughter.