Regulations last checked for updates: Feb 11, 2026

Title 21 - Food and Drugs last revised: Dec 18, 2026
All TitlesTitle 21Chapter IPart 640Subpart M - Subpart M—Definitions and Medical Supervision
View all text of Subpart M [§ 640.125 - § 640.130]
§ 640.125 - Definitions.

The definitions set out in § 630.3 of this chapter apply to the use of those defined terms in this part.

authority: 21 U.S.C. 321,351,352,353,355,360,371; 42 U.S.C. 216,262,263,263a,264
source: 38 FR 32089, Nov. 20, 1973, unless otherwise noted.
cite as: 21 CFR 640.125
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