EXHIBIT 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in the Post-Effective Amendment to Registration Statement No. 333-66986 of Barr Pharmaceuticals, Inc., formerly Barr Laboratories, Inc., on Form S-4 and in Registration Statement Nos. 33-73696, 33-73698, 333-17349, 333-17351, 333-50356, 333-75388, 333-75390, 333-102070 and 333-102072 of Barr Pharmaceuticals, Inc., formerly Barr Laboratories, Inc., on Form S-8 of our report dated August 29, 2006 (which report expresses an unqualified opinion and includes an explanatory paragraph relating to the adoption of Statement of Financial Accounting Standard No. 123(R), Share-Based Payment) relating to the financial statements and financial statement schedule of Barr Pharmaceuticals, Inc. and of our report dated August 29, 2006 relating to management’s report on the effectiveness of internal control over financial reporting, each appearing in the Annual Report on Form 10-K of Barr Pharmaceuticals, Inc. for the year ended June 30, 2006.

/s/ Deloitte & Touche LLP

Parsippany, New Jersey
August 29, 2006

EX-2