Investor Information CallAllergan will host a 30-minute conference call on Wednesday, January 23, 2013, commencing at 8:00 a.m. Pacific Time (11:00 a.m. Eastern Time) to discuss and provide additional information regarding the proposed acquisition of MAP Pharmaceuticals. You may participate in this call by dialing 1-888-677-5720 or call 1-312-470-0056 from international locations. A passcode, Allergan Conference Call, will be required. David E.I. Pyott, Allergan’s Chairman of the Board, President and Chief Executive Officer, will comment on the proposed acquisition. The live Web cast can be accessed through the Allergan Web site, www.Allergan.com, beginning at 8:00 a.m. Pacific Time. A replay of the discussion will be available soon after the call and can be accessed through www.Allergan.com, 1-800-365-4718 for domestic locations or 1-203-369-3119 for international locations. A passcode will not be required for the replay. The replay will be available for one week following the live call. About MAP Pharmaceuticals, Inc. MAP Pharmaceuticals is a biopharmaceutical company focused on developing and commercializing new therapies to address undermet patient needs in neurology. The Company is developing LEVADEX®, an orally inhaled investigational drug for the acute treatment of migraine. The New Drug Application for LEVADEX® is currently under review by the U.S. Food and Drug Administration. MAP Pharmaceuticals has entered into a collaboration agreement with Allergan, Inc. to co-promote LEVADEX® to neurologists and pain specialists in the U.S. and Canada. The Company also applies its proprietary drug particle and inhalation technologies to generate new pipeline opportunities by enhancing the therapeutic benefits of proven drugs, while minimizing risk by capitalizing on their known safety, efficacy and commercialization history. Additional information about MAP Pharmaceuticals can be found at http://www.mappharma.com. About Allergan, Inc. Allergan is a multi-specialty health care company established more than 60 years ago with a commitment to uncover the best of science and develop and deliver innovative and meaningful treatments to help people reach their life’s potential. Today, we have approximately 10,800 highly dedicated and talented employees, global marketing and sales capabilities with a presence in more than 100 countries, a rich and ever-evolving portfolio of pharmaceuticals, biologics, medical devices and over-the-counter consumer products, and state-of-the-art resources in R&D, manufacturing and safety surveillance that help millions of patients see more clearly, move more freely and express themselves more fully. From our beginnings as an eye care company to our focus today on several medical specialties, including eye care, neurosciences, medical aesthetics, medical dermatology, breast aesthetics, obesity intervention and urologics, Allergan is proud to celebrate more than 60 years of medical advances and proud to support the patients and physicians who rely on our products and the employees and communities in which we live and work. For more information regarding Allergan, go to: www.allergan.com. Forward-Looking Statements This press release contains "forward-looking statements," relating to the acquisition of MAP Pharmaceuticals by Allergan. All statements other than historical facts included in this press release, including, but not limited to, the statements by Mr. Pyott and Mr. Nelson and other statements regarding the timing, and the closing of the tender offer and merger transactions, the expected benefits of the transaction, the expected dilution and accretion to earnings, the anticipated 2013 earnings per share growth expectations, Allergan’s plans to operate MAP and any assumptions underlying any of the foregoing, are forward-looking statements. These statements are based on current expectations of future events. If underlying assumptions prove inaccurate or unknown, or unknown risks or uncertainties materialize, actual results could vary materially from Allergan's or MAP’s expectations and projections. Risks and uncertainties include, among other things, uncertainties as to the timing of the tender offer and merger; uncertainties as to how many of MAP’s stockholders will tender their stock in the tender offer; the possibility that various closing conditions to the tender offer and merger transactions may not be satisfied or waived, including that a governmental entity may prohibit, delay, or refuse to grant approval for the consummation of the transaction; that the FDA or other regulatory authorities do not approve LEVADEX® in the manner desired by MAP and Allergan, on a timely basis, or at all; that there is a material adverse change to MAP; that the integration of MAP’s business into Allergan is not as successful as expected; the failure of Allergan to achieve the expected financial and commercial results from the transaction; other business effects, including effects of industry, economic or political conditions outside the company’s control; transaction costs; actual or contingent liabilities; as well as other cautionary statements contained elsewhere herein and in the companies’ periodic reports filed with the SEC including current reports on Form 8-K, quarterly reports on Form 10-Q and annual reports on Form 10-K. Given these uncertainties, you should not place undue reliance on these forward-looking statements, which apply only as of the date of this press release. Allergan and MAP expressly disclaim any intent or obligation to update these forward-looking statements except as required by law. Additional information about Allergan is available at www.allergan.com or you can contact the Allergan Investor Relations Department by calling 714-246-4636. Additional information about MAP is available at www.mappharma.com. Additional Information and Where to Find It The tender offer described in the release has not yet commenced and the release is neither an offer to purchase nor a solicitation of an offer to sell shares of common stock of MAP. At the time the tender offer is commenced, Allergan and its new wholly owned subsidiary, Groundhog Acquisition, Inc., will file with the SEC a Tender Offer Statement on Schedule TO, and MAP will file a Solicitation/Recommendation Statement on Schedule 14D-9 with respect to the tender offer. MAP stockholders and other investors are strongly advised to read the tender offer materials (including the Offer to Purchase, the related Letter of Transmittal and certain other tender offer documents) and the Solicitation/Recommendation Statement because they will contain important information which should be read carefully before any decision is made with respect to the tender offer. The Tender Offer Statement and the Solicitation/Recommendation Statement will be available for free at the SEC’s website at www.sec.gov. Free copies of these materials and other tender offer documents will be made available by the information agent for the tender offer. In addition to the Offer to Purchase, the related Letter of Transmittal and certain other tender offer documents, Allergan and MAP file annual, quarterly and special reports, proxy statements and other information with the SEC. You may read and copy any reports, statements or other information filed by Allergan and MAP at the SEC public reference room at 100 F Street, N.E., Washington, D.C. 20549. Please call the Commission at 1-800-SEC-0330 for further information on the public reference room. Allergan’s and MAP’s filings with the SEC are also available to the public from commercial document-retrieval services and at the website maintained by the SEC at www.sec.gov.