McKesson Corporation (NYSE:MCK) will host its Investor Day at 9:00 a.m. ET on June 19, 2012, including presentations by John Hammergren, Chairman and CEO; Jeff Campbell, EVP and CFO; Paul Julian, EVP, Group President, and Pat Blake, EVP, Group President. An audio webcast with accompanying slides will be available live and archived on the company’s Investor Relations website at www.mckesson.com/investors. A complete listing of upcoming events for the investment community is available on the company’s Investor Relations website. McKesson Corporation, currently ranked 14th on the FORTUNE 500, is a healthcare services and information technology company dedicated to making the business of healthcare run better. We partner with payers, hospitals, physician offices, pharmacies, pharmaceutical companies and others across the spectrum of care to build healthier organizations that deliver better care to patients in every setting. McKesson helps its customers improve their financial, operational, and clinical performance with solutions that include pharmaceutical and medical-surgical supply management, healthcare information technology, and business and clinical services. For more information, visit http://www.mckesson.com.