IMPAX to Present at the JP Morgan Healthcare Conference

    Business Editors/Health/Medical Writers
    JPMorgan Annual Healthcare Conference 2005

    HAYWARD, Calif.--(BUSINESS WIRE)--Jan. 5, 2005--IMPAX Laboratories, Inc. (NASDAQ: IPXL) today announced that management will present at the 23rd Annual JP Morgan Healthcare Conference on Thursday, January 13, 2005 at 11:30 AM PT. The conference will be held on January 10-13 at The Westin St. Francis hotel in San Francisco, CA.
    Individuals may listen to the live and archived presentation, which will be posted in the investor relations section of the Company's Web site at www.impaxlabs.com. To listen to the live presentation, please go to the Web site 15 minutes prior to its start to register, download, and install the necessary audio software. The presentation will be archived on the Company's Web site for 30 days.
    IMPAX Laboratories, Inc. is a technology based specialty pharmaceutical company applying its formulation expertise and drug delivery technology to the development of controlled-release and specialty generics in addition to the development of branded products. IMPAX markets its generic products through its Global Pharmaceuticals division and intends to market its branded products through the IMPAX Pharmaceuticals division. Additionally, where strategically appropriate, IMPAX has developed marketing partnerships to fully leverage its technology platform. IMPAX Laboratories is headquartered in Hayward, California, and has a full range of capabilities in its Hayward and Philadelphia facilities. For more information, please visit the Company's Web site at: www.impaxlabs.com.

    "Safe Harbor" statement under the Private Securities Litigation
    Reform Act of 1995:

    To the extent any statements made in this news release contain information that is not historical, these statements are forward-looking in nature and express the beliefs and expectations of management. Such statements are based on current expectations and involve a number of known and unknown risks and uncertainties that could cause Impax's future results, performance or achievements to differ significantly from the results, performance or achievements expressed or implied by such forward-looking statements. Such risks and uncertainties include, but are not limited to, Impax's ability to obtain sufficient capital to fund its operations, the difficulty of predicting FDA filings and approvals, consumer acceptance and demand for new pharmaceutical products, the impact of competitive products and pricing, Impax's ability to successfully develop and commercialize pharmaceutical products, Impax's reliance on key strategic alliances, the uncertainty of patent litigation, the availability of raw materials, the regulatory environment, dependence on patent and other protection for innovative products, exposure to product liability claims, fluctuations in operating results and other risks detailed from time to time in Impax's filings with the Securities and Exchange Commission. Forward-looking statements speak only as to the date on which they are made, and Impax undertakes no obligation to update publicly or revise any forward-looking statement, regardless of whether new information becomes available, future developments occur or otherwise.

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CONTACT: IMPAX Laboratories, Inc. Barry R. Edwards, 215-933-0323 Ext. 4360 Larry Hsu, Ph.D., 510-476-2000 Ext. 1111 Cornel C. Spiegler, 215-289-2220 Ext. 1706 www.impaxlabs.com or Investor Relations Contacts: Lippert/Heilshorn & Associates, Inc. Kim Sutton Golodetz (kgolodetz@lhai.com) 212-838-3777 Bruce Voss (bvoss@lhai.com) 310-691-7100 www.lhai.com

KEYWORD: CALIFORNIA PENNSYLVANIA TRACK INDUSTRY KEYWORD: BANKING PHARMACEUTICAL TRADESHOW CONFERENCE CALLS SOURCE: IMPAX Laboratories, Inc.

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