About Parkinson's DiseaseOver one million people in the US and an estimated 5 million people globally suffer from Parkinson's disease, a neurodegenerative disorder leading to diminished production of dopamine, a key neurotransmitter, resulting primarily in progressive impairment of motor function characterized by tremors, rigidity and slow movements. About Levodopa-Induced-Dyskinesia Dyskinesia often occurs as a disabling side effect of long-term treatment of Parkinson's with levodopa and presents as jerky, uncoordinated motions or smooth tics of the upper or lower extremities. Current treatment options are limited and not always effective. About Avanir Pharmaceuticals, Inc. Avanir Pharmaceuticals, Inc. is a biopharmaceutical company focused on bringing innovative medicines to patients with central nervous system disorders of high unmet medical need. As part of our commitment, we have extensively invested in our pipeline and are dedicated to advancing medicines that can substantially improve the lives of patients and their loved ones. For more information about Avanir, please visit www.avanir.com. AVANIR® is a trademark or registered trademark of Avanir Pharmaceuticals, Inc. in the United States and other countries. ©2013 Avanir Pharmaceuticals, Inc. All Rights Reserved. Forward Looking Statements Except for the historical information contained herein, the matters set forth in this press release, including statements regarding Avanir's plans, potential opportunities, financial or other expectations, projections, goals objectives, milestones, strategies, market growth, timelines, legal matters, product pipeline, clinical studies, product development and the potential benefits of its commercialized products and products under development are forward-looking statements within the meaning of the "safe harbor" provisions of the Private Securities Litigation Reform Act of 1995. These forward-looking statements are subject to risks and uncertainties that may cause actual results to differ materially, including the risks and uncertainties associated with Avanir's operating performance and financial position, the market demand for and acceptance of Avanir's products domestically and internationally, research, development and commercialization of new products domestically and internationally, including the risks and uncertainties associated with meeting the objectives of the clinical study of AVP-923 for levodopa-induced-dyskinesia in Parkinson's disease, including, but not limited to, continued funding, delays or failures in enrollment, and the occurrence of adverse safety events, obtaining additional indications for commercially marketed products domestically and internationally, obtaining and maintaining regulatory approvals domestically and internationally, and other risks detailed from time to time in the Company's most recent Annual Report on Form 10-K and other documents subsequently filed with or furnished to the Securities and Exchange Commission. These forward-looking statements are based on current information that may change and you are cautioned not to place undue reliance on these forward-looking statements, which speak only as of the date of this press release. All forward-looking statements are qualified in their entirety by this cautionary statement, and the Company undertakes no obligation to revise or update any forward-looking statement to reflect events or circumstances after the issuance of this press release. Avanir Investor & Media Contact Ian Clements, PhD firstname.lastname@example.org +1 (949) 389-6700 SOURCE Avanir Pharmaceuticals, Inc.