UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 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):        December 22, 2004

                            Impax Laboratories, Inc.
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             (Exact Name of Registrant as Specified in Its Charter)





                                                                                           
          Delaware                                 0-27354                                       65-0403311
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(State or other jurisdiction                (Commission File Number)                 (IRS Employer Identification No.)
     of incorporation)

             30831 Huntwood Ave., Hayward, CA                                                    94544
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         (Address of principal executive offices)                                             (Zip Code)


        Registrant's telephone number, including area code (510) 476-2000

                                 Not Applicable
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          (Former name or former address, if changed since last report)

     Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

     |_| Written communications pursuant to Rule 425 under the Securities Act
(17 CFR 230.425)

     |_| Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17
CFR 240.14a-12)

     |_| Pre-commencement communications pursuant to Rule 14d-2(b) under the
Exchange Act (17 CFR 240.14d-2(b))

     |_| Pre-commencement communications pursuant to Rule 13e-4(c) under the
Exchange Act (17 CFR 240.13e-4(c))





ITEM 7.01. REGULATION FD DISCLOSURE

         On December 22, 2004, Impax Laboratories, Inc. (the "Company") issued a
press release announcing that the Company has begun commercial distribution of
its Bupropion Hydrochloride 200 mg Extended Release Tablets. A copy of the press
release is attached as Exhibit 99.1 and is incorporated herein by reference.

ITEM 9.01.        FINANCIAL STATEMENTS AND EXHIBITS

                  (c)  Exhibits.

                           99.1 - Press release dated December 22, 2004.



                                   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.



                                       IMPAX LABORATORIES, INC.


Date:   December 22, 2004              By: /s/    Cornel C. Spiegler
                                           -------------------------------------
                                           Name:  Cornel C. Spiegler
                                           Title: Chief Financial Officer