[Code of Federal Regulations] [Title 21, Volume 5] [Revised as of April 1, 2001] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR358.720] [Page 299] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES--Continued PART 358--MISCELLANEOUS EXTERNAL DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE--Table of Contents Subpart H--Drug Products for the Control of Dandruff, Seborrheic Dermatitis, and Psoriasis Sec. 358.720 Permitted combinations of active ingredients. Salicylic acid identified in Sec. 358.710(a) (4) may be combined with sulfur identified in Sec. 358.710(a)(6) provided each ingredient is present within the established concentration and the product is labeled for the control of dandruff.