EX-23 4 y55921aex23.txt CONSENT OF DELOITTE AND TOUCHE LLP Exhibit 23 INDEPENDENT AUDITORS' CONSENT We consent to the incorporation by reference in this Registration Statement of Barr Laboratories Incorporated on Form S-8 of our report dated August 6, 2001, appearing in the Annual Report on Form 10-K of Barr Laboratories, Inc. for the year ended June 30, 2001. /s/ Deloitte & Touche LLP DELOITTE & TOUCHE LLP Stamford, Connecticut December 18, 2001