Purina Mills, Inc.; Withdrawal of Approval of NADA's

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The Food and Drug Administration (FDA) is withdrawing approval of two new animal drug applications (NADA's) held by Purina Mills, Inc. The NADA's provide for use of oxytetracycline concentrate in the feed of dairy and nondairy cattle, sheep, hogs, poultry, and minks. The sponsor requested the withdrawal of approval of the NADA's because the products are no longer being manufactured.