Arena Pharmaceuticals, Inc. to Present at the Piper Jaffray 23rd Annual Health Care Conference

SAN DIEGO, Nov. 23, 2011 /PRNewswire/ -- Arena Pharmaceuticals, Inc. (NASDAQ: ARNA) announcedtoday that the company is scheduled to present at the Piper Jaffray 23rd Annual Health Care Conference on Wednesday, November 30, 2011, at 9:00 a.m. Eastern Time (6:00 a.m. Pacific Time) at The New York Palace in New York City. Jack Lief, Arena’s President and Chief Executive Officer, and Craig M. Audet, Arena’s Vice President, Global Regulatory Affairs, are scheduled to provide a corporate overview.

A live audio webcast of the presentation will be available under the investor relations section of Arena’s website at www.arenapharm.com. A replay of the presentation will be available for 30 days following the event. Please connect to Arena’s website several minutes prior to the start of the webcast to ensure adequate time for any software download that may be necessary.

About Arena Pharmaceuticals

Arena is a clinical-stage biopharmaceutical company focused on discovering, developing and commercializing oral drugs that target G protein-coupled receptors, an important class of validated drug targets, in four major therapeutic areas: cardiovascular, central nervous system, inflammatory and metabolic diseases. Arena’s most advanced drug candidate is intended for weight management.

Arena Pharmaceuticals® and Arena® are registered service marks of the company.

Forward-Looking Statements

Certain statements in this press release are forward-looking statements that involve a number of risks and uncertainties. Such forward-looking statements include statements about the therapeutic indication of Arena’s most advanced drug candidate and Arena’s focus, goals, strategy, research and development programs, and ability to develop compounds and commercialize drugs. For such statements, Arena claims the protection of the Private Securities Litigation Reform Act of 1995. Actual events or results may differ materially from Arena’s expectations. Factors that could cause actual results to differ materially from the forward-looking statements include, but are not limited to, the following: the timing of regulatory review and approval is uncertain; regulatory agencies may interpret or weigh the importance of data differently and reach different conclusions than Arena or others, request additional information, have additional recommendations or change their guidance or requirements before or after approval; the risk that data and other information related to Arena’s research and development programs may not meet safety or efficacy requirements or otherwise be sufficient for regulatory approval; Arena’s response to the complete response letter for the lorcaserin new drug application or submission of a marketing authorization application for regulatory approval of lorcaserin may not be submitted when anticipated, if at all; unexpected or unfavorable new data; risks related to commercializing new products; Arena’s ability to obtain and defend its patents; the timing, success and cost of Arena’s research and development programs; results of clinical trials and other studies are subject to different interpretations and may not be predictive of future results; clinical trials and other studies may not proceed at the time or in the manner expected or at all; Arena’s ability to obtain adequate funds; risks related to relying on collaborative agreements; the timing and receipt of payments and fees, if any, from collaborators; and satisfactory resolution of pending and any future litigation or other disagreements with others. Additional factors that could cause actual results to differ materially from those stated or implied by Arena’s forward-looking statements are disclosed in Arena’s filings with the Securities and Exchange Commission. These forward-looking statements represent Arena’s judgment as of the time of this release. Arena disclaims any intent or obligation to update these forward-looking statements, other than as may be required under applicable law.

SOURCE Arena Pharmaceuticals, Inc.