Animal Drugs, Feeds, and Related Products; Withdrawal of Approval of New Animal Drug Applications; Chloramphenicol; Lincomycin; Pyrantel Tartrate; and Tylosin Phosphate and Sulfamethazine

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The Food and Drug Administration (FDA) is amending the animal drug regulations by removing those portions that reflect approval of four new animal drug applications (NADAs). In a notice published elsewhere in this issue of the Federal Register, FDA is withdrawing approval of these NADAs.