SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 18, 2001 (October 18, 2001) ENDO PHARMACEUTICALS HOLDINGS INC. (Exact name of registrant as specified in its charter) DELAWARE 39040 13-4022871 (State or other (Commission File Number) (I.R.S. Employer jurisdiction of Identification No.) incorporation) 100 Painters Drive Chadds Ford, Pennsylvania 19317 (Address of principal executive offices) (Zip Code) (610) 558-9800 (Registrant's telephone number, including area code) N/A (Former name or former address, if changed since last report) 1 ITEM 5. OTHER EVENTS. On October 18, 2001, the Registrant issued a press release, a copy of which is filed herewith as Exhibit 99.1 and is incorporated herein by reference. ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS. (a) Financial Statements of Business Acquired. Not applicable. (b) Pro Forma Financial Information. Not applicable. (c) Exhibits. Exhibit Number Description -------------- ----------- 99.1 Press release issued by Endo Pharmaceuticals Holdings Inc. on October 18, 2001 2 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized. ENDO PHARMACEUTICALS HOLDINGS INC. (Registrant) By:/s/ Jeffrey R. Black ---------------------------------- Name: Jeffrey R. Black Title: Chief Financial Officer Dated: October 18, 2001 3 INDEX TO EXHIBITS Exhibit No. Description ----------- ----------- 99.1 Press release issued by Endo Pharmaceuticals Holdings Inc. on October 18, 2001 4