[Code of Federal Regulations] [Title 21, Volume 4] [Revised as of April 1, 2001] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR211.173] [Page 130] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES PART 211--CURRENT GOOD MANUFACTURING PRACTICE FOR FINISHED PHARMACEUTICALS--Table of Contents Subpart I--Laboratory Controls Sec. 211.173 Laboratory animals. Animals used in testing components, in-process materials, or drug products for compliance with established specifications shall be maintained and controlled in a manner that assures their suitability for their intended use. They shall be identified, and adequate records shall be maintained showing the history of their use. [[Page 131]]