[Code of Federal Regulations] [Title 21, Volume 5] [Revised as of April 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR331.1] [Page 218] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) PART 331_ANTACID PRODUCTS FOR OVER-THE-COUNTER (OTC) HUMAN USE--Table of Subpart A_General Provisions Sec. 331.1 Scope. An over-the-counter antacid product in a form suitable for oral administration is generally recognized as safe and effective and is not misbranded if it meets each of the following conditions and each of the general conditions established in Sec. 330.1 of this chapter.