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Regulations last checked for updates: Jun 14, 2025

Title 21 - Food and Drugs last revised: Jun 03, 2025
All TitlesTitle 21Chapter IPart 320 - PART 320—BIOAVAILABILITY AND BIOEQUIVALENCE REQUIREMENTS
  • Subpart A [§ 320.1 - § 320.1] - Subpart A—General Provisions
  • Subpart B [§ 320.21 - § 320.63] - Subpart B—Procedures for Determining the Bioavailability or Bioequivalence of Drug Products
authority: 21 U.S.C. 321,351,352,355,371
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