Regulations last checked for updates: Apr 30, 2025

Title 21 - Food and Drugs last revised: Apr 28, 2025
All TitlesTitle 21Chapter IPart 524 - PART 524—OPHTHALMIC AND TOPICAL DOSAGE FORM NEW ANIMAL DRUGS
authority: 21 U.S.C. 360b.
source: 40 FR 13873, Mar. 27, 1975, unless otherwise noted.
cite as: 21 CFR 524.1600
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