Indications.
21 C.F.R. § 315.4
in effectEffective: 2024-07-01(a) For diagnostic radiopharmaceuticals, the categories of proposed indications for use include, but are not limited to, the following:
(1) Structure delineation;
(2) Functional, physiological, or biochemical assessment;
(3) Disease or pathology detection or assessment; and
(4) Diagnostic or therapeutic patient management.
(b) Where a diagnostic radiopharmaceutical is not intended to provide disease-specific information, the proposed indications for use may refer to a biochemical, physiological, anatomical, or pathological process or to more than one disease or condition.
Source: eCFRURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-21.xmlFetched: 7/26/2026