RESEARCH TRIANGLE PARK, N.C. and SAN FRANCISCO - March 18, 2002 - Quintiles Transnational Corp. (Nasdaq: QTRN) and McKesson Corporation (NYSE: MCK) will conduct a live webcast on Tuesday, March 19, 2002 at 11 a.m. EST to discuss their formation of a joint venture to create a leading healthcare information services company. Senior management from McKesson, Quintiles and the joint venture will discuss the formation of the new company and will be available to answer questions.

To access the webcast, go to (access expired) or A replay of the webcast will be available via the same link about one hour after completion of the call, and will be archived for on-demand replay through 5 p.m. EST on Tuesday, April 2, 2002.

System requirements for the webcast include Internet Explorer 5.0 (or higher) or Netscape Navigator 4.0 (or higher). Users also should have the most recent version of Windows Media Player, which can be downloaded for free. Users may experience varying levels of performance based on their connection speed, system capabilities, and presence of a corporate firewall. To ensure a connection, users should go to (access expired) or and click on the link for McKesson, Quintiles Healthcare Information Services Company Webcast. There, users can download a free version of Windows Media Player, as well as test their connections. We recommend that all viewers of the live webcast test their connections five to 15 minutes before the start of the program.

About McKesson Corporation

McKesson Corporation is the leading provider of supply, information and care management products and services designed to reduce costs and improve quality across healthcare. McKesson solutions empower healthcare professionals with the tools they need to deliver care more effectively and efficiently. With revenues of $42 billion for the fiscal year ended March 31, 2001, McKesson ranks No. 35 in the 2001 Fortune 500. More information about McKesson is available on the company's Web site at

About Quintiles Transnational Corp.

Quintiles Transnational is the world's leading provider of information, technology and services to help bring new medicines to patients faster and improve healthcare. Headquartered near Research Triangle Park, North Carolina, Quintiles Transnational is a member of the S&P 500 and Fortune 1000. For more information visit the company's Web site at