AmerisourceBergen to Hold Investor Day in New York

December 2, 2009

VALLEY FORGE, Pa.--(BUSINESS WIRE)--Dec. 2, 2009-- AmerisourceBergen (NYSE: ABC) today announced that it will hold its annual Investor Day in New York on Tuesday, December 15, 2009. The event will be webcast live beginning at 12:30 pm EST and ending at approximately 3:00 pm. An archived webcast of the event will also be available a few hours after the conclusion of the live event, and will remain on the website for at least thirty days. Both webcasts will be posted on the Investors section of www.amerisourcebergen.com under Quarterly Webcasts.

If you would like to attend the meeting in person, please contact AmerisourceBergen by close of business on Friday, December 4, 2009 by email at investors@amerisourcebergen.com. Please note that if attending in person, a luncheon will be served at noon. For more information, please call 610-727-7429.

About AmerisourceBergen

AmerisourceBergen is one of the world's largest pharmaceutical services companies with operations primarily in the United States, Canada. Servicing both healthcare providers and pharmaceutical manufacturers in the pharmaceutical supply channel, the Company provides drug distribution and related services designed to reduce costs and improve patient outcomes. AmerisourceBergen's service solutions range from pharmacy automation and pharmaceutical packaging to reimbursement and pharmaceutical consulting services. With more than $71 billion in annual revenue, AmerisourceBergen is headquartered in Valley Forge, PA, and employs approximately 10,000 people. AmerisourceBergen is ranked #26 on the Fortune 500 list.

Forward-Looking Statements

This news release contains forward-looking statements about AmerisourceBergen’s future business and financial performance, estimates and prospects. These statements are based on management’s current expectations and are subject to uncertainty and changes in circumstances. Actual results may vary materially from the expectations contained in the forward-looking statements. The following factors, among others, could cause actual results to differ materially from those described in any forward-looking statements: changes in pharmaceutical market growth rates; the loss of one or more key customer or supplier relationships; changes in customer mix; customer delinquencies, defaults or insolvencies; supplier defaults or insolvencies; changes in pharmaceutical manufacturers’ pricing and distribution policies or practices; adverse resolution of any contract or other dispute with customers or suppliers; federal and state government enforcement initiatives to detect and prevent suspicious orders of controlled substances and the diversion of controlled substances; qui tom litigation for alleged violation of laws and regulations governing the marketing, sale and purchase of pharmaceutical products; changes in U.S. legislation or regulatory action affecting pharmaceutical product pricing or reimbursement policies, including under Medicaid and Medicare; changes in regulatory or clinical medical guidelines and/or labeling for the pharmaceuticals we distribute, including certain anemia products; price inflation in branded pharmaceuticals and price deflation in generics; significant breakdown or interruption of our information technology systems; our inability to implement an enterprise resource planning (ERP) system to handle business and financial processes within AmerisourceBergen Drug Corporation’s operations and our corporate functions without operating problems and/or cost overruns; success of integration, restructuring or systems initiatives; interest rate and foreign currency exchange rate fluctuations; economic, business, competitive and/or regulatory developments in Canada, the United Kingdom and elsewhere outside of the United States, including potential changes in Canadian provincial legislation affecting pharmaceutical product pricing or service fees or regulatory action by provincial authorities in Canada to lower pharmaceutical product pricing or service fees; the impact of divestitures or the acquisition of businesses that do not perform as we expect or that are difficult for us to integrate or control; our inability to successfully complete any other transaction that we may wish to pursue from time to time; changes in tax legislation or adverse resolution of challenges to our tax positions; increased costs of maintaining, or reductions in our ability to maintain, adequate liquidity and financing sources; continued volatility, and further deterioration of the capital and credit markets; and other economic, business, competitive, legal, tax, regulatory and/or operational factors affecting our business generally. Our most recent annual report on Form 10-K, quarterly reports on Forms 10-Q and current reports 8-K (which we may revise or supplement in future reports filed to the SEC) provide additional information about these risks, uncertainties and other matters. We do not undertake to update our forward-looking statements.

Source: AmerisourceBergen

AmerisourceBergen
Michael N. Kilpatric
610-727-7118
mkilpatric@amerisourcebergen.com