AVANIR ANNOUNCES THE INTENDED ACQUISITION OF A PRIVATE SPECIALTY PHARMACEUTICAL COMPANY

Avanir Pharmaceuticals announced today that it has entered into a definitive agreement with the shareholders of Alamo Pharmaceuticals, LLC (Alamo) to purchase the Company. Closing is subject to the assumption of debt by the principal shareholder and certain other provisions. Business Wire (http://home.businesswire.com/portal/site/google/index.jsp?ndmViewId=news_view&newsId=20060523005420&newsLang=en)