RESEARCH TRIANGLE PARK, N.C. - September 4, 2001 - Quintiles Transnational Corp. (Nasdaq: QTRN) will conduct a live Webcast of its Investor Briefing on September 11. The event, which will take place from 9:00 a.m. to 11:00 a.m. (EDT) in New York City, will feature presentations by Chief Executive Officer Pam Kirby, Ph.D., and Chief Financial Officer Jim Bierman. A question and answer session will follow the presentations.

The live Webcast of the event, including the audio and presentation materials, will be accessible through the Quintiles' Web site, www.quintiles.com/corporate_info/broadcast_center (Access expired). The Webcast will be archived on Quintiles' Web site for future on-demand replay. The replay will be available via the same link about two hours after completion of the call through 5:00 p.m. EDT on Friday, September 28, 2001.

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 the program five to 15 minutes before its start.

In addition to the Webcast, the audio portion of the event will also be available via conference call. The live call can be accessed by dialing 212-676-5206. The presentation slides will be available at the start of the event at Quintiles' Web site, www.quintiles.com/corporate_info/investors/investor_presentations (Access expired).

Quintiles Transnational is the world's leading provider of information, technology and services to bring new medicines to patients faster and improve healthcare. Headquartered near Research Triangle Park, North Carolina, Quintiles employs a global workforce of 18,000 in 39 countries. Quintiles Transnational is a member of the S&P 500 and Fortune 1000. For more information visit the company's Web site at www.quintiles.com.