Medical Devices; 30-Day Notices and 135-Day PMA Supplement Review

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The Food and Drug Administration (FDA) is amending its regulations governing the submission and review of premarket approval (PMA) supplements to provide for the submission of a 30-day notice for modifications to manufacturing procedures or methods of manufacture. Amendments are being made to implement revisions to the Federal Food, Drug, and Cosmetic Act (the act) as amended by the Food and Drug Administration Modernization Act of 1997 (FDAMA).