[Code of Federal Regulations] [Title 21, Volume 4] [Revised as of April 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR201.117] [Page 53] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) PART 201--LABELING--Table of Contents Subpart D--Exemptions From Adequate Directions for Use Sec. 201.117 Inactive ingredients. A harmless drug that is ordinarily used as an inactive ingredient, such as a coloring, emulsifier, excipient, flavoring, lubricant, preservative, or solvent, in the preparation of other drugs shall be exempt from section 502(f)(1) of the act. This exemption shall not apply to any substance intended for a use which results in the preparation of a new drug, unless an approved new-drug application provides for such use.