[Code of Federal Regulations] [Title 21, Volume 5] [Revised as of April 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR312.38] [Page 66] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) PART 312_INVESTIGATIONAL NEW DRUG APPLICATION--Table of Contents Subpart B_Investigational New Drug Application (IND) Sec. 312.38 Withdrawal of an IND. (a) At any time a sponsor may withdraw an effective IND without prejudice. (b) If an IND is withdrawn, FDA shall be so notified, all clinical investigations conducted under the IND shall be ended, all current investigators notified, and all stocks of the drug returned to the sponsor or otherwise disposed of at the request of the sponsor in accordance with Sec. 312.59. (c) If an IND is withdrawn because of a safety reason, the sponsor shall promptly so inform FDA, all participating investigators, and all reviewing Institutional Review Boards, together with the reasons for such withdrawal. [52 FR 8831, Mar. 19, 1987, as amended at 52 FR 23031, June 17, 1987; 67 FR 9586, Mar. 4, 2002]