AGREEMENT

EXHIBIT 1

AGREEMENT

                In accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree that this Statement on Schedule 13D relating to the Common Stock, par value $.001 per share, of IntraBiotics Pharmaceuticals, Inc., and such other amendments as may be filed by them hereafter, are being filed with the Securities and Exchange Commission on behalf of each of them.

Dated: May 20, 2004

	By:	/s/ Xxxxxx X. Xxxxx
		Xxxxxx X. Xxxxx

	By:	/s/ Xxxxx X. Xxxxx
		Xxxxx X. Xxxxx

	By:	/s/ Xxxxxx X. Xxxxx
		Xxxxxx X. Xxxxx

	By:	/s/ Xxxxxx X. Xxxxx
		Xxxxxx X. Xxxxx

	By:	/s/ Xxxxx X. Xxxxx
		Xxxxx X. Xxxxx

	By:	/s/ Xxxxxx X. Xxxxx
		Xxxxxx X. Xxxxx

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