21 CFR 358.720
§ 358.720 Permitted combinations of active ingredients.
United States · 21 CFR — Food and Drugs · Status: effective
Cite this
- Citation
- 21 CFR 358.720, § 358.720 Permitted combinations of active ingredients, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/86760
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Full text
(a) Combination of active ingredients for the control of dandruff. Salicylic acid identified in § 358.710(a)(4) may be combined with sulfur identified in § 358.710(a)(7) provided each ingredient is present within the established concentration and the product is labeled according to § 358.750.
(b) Combination of control of dandruff and external analgesic active ingredients. Coal tar identified in § 358.710(a)(1) may be used at a concentration of 1.8 percent coal tar solution, on a weight to volume basis, in combination with menthol, 1.5 percent, in a shampoo formulation provided the product is labeled according to § 358.760.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.