21 C.F.R. § 358.610 Pediculicide active ingredients.
Title 21 - Food and Drugs
The active ingredients of the product consist of the combination of pyrethrum extract (providing a concentration of pyrethrins of 0.17 to 0.33 percent) with piperonyl butoxide (2 to 4 percent) in a nonaerosol dosage formulation. [63 FR 43303, Aug. 13, 1998]
Title 21: Food and Drugs
PART 358—MISCELLANEOUS EXTERNAL DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE
Subpart G—Pediculicide Drug Products
§ 358.610 Pediculicide active ingredients.
