IMPAX To Present at Smith Barney Specialty Pharmaceuticals Conference

February 19, 2004

IMPAX Laboratories, Inc. (Nasdaq:IPXL) today announced that management will present at the Smith Barney 4th Annual Specialty Pharmaceuticals Conference on Wednesday, February 25, 2004, at 9:20 a.m. EST. The conference will be held at the New York Marriott East Side hotel in New York City.

A live audio webcast link will be posted prior to the presentation in the investor relations section of the Company's website at, or interested parties may link directly at -2004/62205161.cfm. The recorded audio webcast will also be archived and available for review for 30 days beginning within 24 hours of the presentation.

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 website at:

"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.

    CONTACT: IMPAX Laboratories, Inc.
             Barry R. Edwards (CEO), 215-289-2220 Ext. 1771
             Larry Hsu, Ph.D. (President), 510-476-2000 Ext. 1111
             Cornel C. Spiegler (CFO), 215-289-2220 Ext. 1706
             Investor Relations:
             Lippert/Heilshorn & Associates, Inc.
             Kim Sutton Golodetz, 212-838-3777 (
             Bruce Voss, 310-691-7100 (

    SOURCE: IMPAX Laboratories, Inc.