Regulations last checked for updates: Oct 17, 2024

Title 21 - Food and Drugs last revised: Oct 15, 2024
All TitlesTitle 21Chapter IPart 333Subpart D - Subpart D—Topical Acne Drug Products
View all text of Subpart D [§ 333.301 - § 333.350]
§ 333.320 - Permitted combinations of active ingredients.

(a) Resorcinol identified in § 333.310(b) may be combined with sulfur identified in § 333.310(f).

(b) Resorcinol monoacetate identified in § 333.310(c) may be combined with sulfur identified in § 333.310(f).

[75 FR 9776, Mar. 4, 2010]
authority: 21 U.S.C. 321,351,352,353,355,360,371
source: 52 FR 47322, Dec. 11, 1987, unless otherwise noted.
cite as: 21 CFR 333.320
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