New Animal Drugs for Use in Animal Feeds; Bambermycins

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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 Hoechst Roussel Vet. The supplement provides revised limitations for using bambermycins Type A medicated articles to make a bambermycins Type B and Type C medicated feeds for feedlot cattle and for pasture cattle, including dairy and beef replacement heifers.