EX-23.1 4 y53887ex23-1.txt CONSENT OF DELOITTE AND TOUCHE LLP Exhibit 23.1 INDEPENDENT AUDITORS' CONSENT We consent to the incorporation by reference in this Registration Statement of Barr Laboratories, Inc. on Form S-4 of our report dated August 6, 2001 appearing in and incorporated by reference in the Annual Report on Form 10-K and to the references to us under the headings "Selected Historical Consolidated Data" and "Experts" also incorporated by reference in such Registration Statement. /s/ Deloitte & Touche LLP Stamford, Connecticut October 15, 2001