New Animal Drugs for Use in Animal Feeds; Ractopamine; Tylosin

Resumen

The Food and Drug Administration (FDA) is amending the animal drug regulations to reflect approval of a supplemental new animal drug application (NADA) filed by Elanco Animal Health. The supplemental NADA provides for use of two-way combination Type B and C medicated swine feeds formulated with ractopamine hydrochloride and tylosin phosphate following use of tylosin tartrate medicated drinking water consistent with the sequential use approved for single-ingredient tylosin medicated swine feed.