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Endo Pharmaceuticals and Alexza Pharmaceuticals Conclude Research Collaboration

January 29, 2009

CHADDS FORD, Pa., Jan. 29 /PRNewswire-FirstCall/ — Endo Pharmaceuticals (Nasdaq: ENDP) announced today that by mutual agreement it has concluded its research collaboration with Alexza Pharmaceuticals, Inc. (Nasdaq: ALXA) to develop an inhaled fentanyl product for the treatment of breakthrough pain using Alexza’s Staccato(R) inhalation technology. The product, Staccato(R) fentanyl (AZ-003/EN-3284), has completed Phase I clinical testing and will be returned to Alexza. In 2007, Endo licensed exclusive rights to develop and commercialize AZ-003 in North America.

Ivan Gergel, M.D., Endo’s executive vice president of research and development, stated: “As a result of our ongoing strategic review initiated last year, we have terminated certain research and development programs. We have enjoyed working with Alexza and wish them success with their drug development programs. In the meantime, we remain committed to building our pipeline by pursuing programs at all phases of development, including potential products arising from our virtual discovery program.”

About Endo

Endo Pharmaceuticals is a specialty pharmaceutical company engaged in the research, development, sale and marketing of branded and generic prescription pharmaceuticals used primarily to treat and manage pain. Its products include LIDODERM(R), a topical patch to relieve the pain of postherpetic neuralgia; PERCOCET(R) and PERCODAN(R) tablets for the relief of moderate-to-moderately severe pain; FROVA(R) tablets for the acute treatment of migraine attacks with or without aura in adults; OPANA(R) tablets for the relief of moderate-to-severe acute pain where the use of an opioid is appropriate; OPANA(R) ER tablets for the relief of moderate-to-severe pain in patients requiring continuous, around-the-clock opioid treatment for an extended period of time; and VOLTAREN(R) gel, a nonsteroidal anti-inflammatory drug indicated for the relief of the pain of osteoarthritis of joints amenable to topical treatment. The company markets its branded pharmaceutical products to physicians in pain management, neurology, surgery, oncology, and primary care. More information, including this and past press releases of Endo Pharmaceuticals, is available at www.endo.com.

Safe Harbor Statement

This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Statements including words such as “believes,” “expects,” “anticipates,” “intends,” “estimates,” “plan,” “will,” “may,” “intend,” “guidance” or similar expressions are forward-looking statements. Because these statements reflect our current views, expectations and beliefs concerning future events, these forward-looking statements involve risks and uncertainties. Investors should note that many factors could affect our future financial results and could cause our actual results to differ materially from those expressed in forward-looking statements contained in this press release. Risks and uncertainties include the satisfaction of closing conditions for the acquisition, including clearance under the Hart-Scott-Rodino Antitrust Improvements Act; the tender of a majority of the outstanding shares of common stock of Indevus; the possibility that the transaction will not be completed, or if completed, not completed on a timely basis; the possibility that the acquisition of Indevus is not complementary to Endo; the potential that market segment growth will not follow historical patterns; general industry conditions and competition; business and economic conditions, such as interest rate and currency exchange rate fluctuations; technological advances and patents attained by competitors; challenges inherent in new product development, including obtaining regulatory approvals; domestic and foreign health care reforms and governmental laws and regulations; and trends toward health care cost containment; and other risks and uncertainties, including those detailed from time to time in our periodic reports filed with the Securities and Exchange Commission, including our current reports on Form 8-K, quarterly reports on Form 10-Q and annual reports on Form 10-K, particularly the discussion under the caption “Item 1A, RISK FACTORS” in our annual report on Form 10-K/A for the year ended December 31, 2007, which was filed with the Securities and Exchange Commission on April 29, 2008. The forward-looking statements in this press release and on the related conference call are qualified by these risk factors. These are factors that, individually or in the aggregate, we think could cause our actual results to differ materially from expected and historical results. We assume no obligation to publicly update any forward-looking statements, whether as a result of new information, future developments or otherwise.

SOURCE Endo Pharmaceuticals


Source: newswire



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