IR BIOSCIENCES HOLDINGS, INC.
4021 North 75th Street
Suite 201
Scottsdale, Arizona 85251
June 21, 2007
VIA EDGAR AND FEDERAL EXPRESS
| Division of Corporation Finance |
| United States Securities and Exchange Commission |
Re: IR BioSciences Holdings, Inc.
Amendment No. 1 to Registration Statement on Form SB-2/A
File No: 333-143756
Form AW Application for Withdrawal
Dear Ms. Walker:
Pursuant to the request made by your office, please accept this as the above registrant's application for withdrawal of the above Amendment No. 1 to the Registration Statement filed on June 19, 2007. The purpose of withdrawal is that the above Amendment No. 1 to Registration Statement should be filed as a new Registration Statement not an Amendment. We will re-file a new Registration Statement today.
Sincerely,
IR BioSciences Holdings, Inc.
/s/ Michael K. Wilhelm
Name: Michael K. Wilhelm
Title: Chief Executive Officer
