Exhibit 23.1 INDEPENDENT AUDITOR'S CONSENT We consent to the incorporation by reference in this Amendment No. 1 to Registration Statement No. 333-82250 of Atrix Laboratories, Inc. on Form S-3 of our report dated March 11, 2002, appearing in the Annual Report on Form 10-K of Atrix Laboratories, Inc. for the year ended December 31, 2001 and to the reference to us under the heading "Experts" in the prospectus, which is part of this Registration Statement. /s/ DELOITTE & TOUCHE LLP DELOITTE & TOUCHE LLP Denver, Colorado May 16, 2002