21 CFR § 358.720 - Permitted combinations of active ingredients.

§ 358.720 Permitted combinations of active ingredients.

(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.

[72 FR 9852, Mar. 6, 2007]