U.S. Code of Federal Regulations

Regulations most recently checked for updates: Oct 30, 2025

All TitlesTitle 21Chapter IPart 315 - PART 315—DIAGNOSTIC RADIOPHARMACEUTICALS
§ 315.1 - Scope.
§ 315.2 - Definition.
§ 315.3 - General factors relevant to safety and effectiveness.
§ 315.4 - Indications.
§ 315.5 - Evaluation of effectiveness.
§ 315.6 - Evaluation of safety.
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