PAREXEL ANNOUNCES DATE OF FOURTH QUARTER AND FISCAL YEAR 2010 EARNINGS RELEASE AND CONFERENCE CALL

Boston, MA, July 13, 2010 – PAREXEL International Corporation (NASDAQ: PRXL) will release Fourth Quarter and Fiscal Year 2010 financial results on Monday, August 9, 2010 after the close of the stock market.  The announcement will be available on PAREXEL’s website at www.PAREXEL.com and on the PR Newswire website at www.prnewswire.com.

PAREXEL will host a conference call and live webcast at 10:00 a.m. EDT on Tuesday, August 10, 2010 to discuss the results.  To access the webcast, visit PAREXEL’s website at www.PAREXEL.com, and click on the Investors menu.  This webcast will continue to be accessible for one year following the live broadcast.  To participate via telephone, dial (706) 758-4950 and ask to join PAREXEL’s Fourth Quarter and Fiscal Year 2010 conference call.

About the Company

PAREXEL International Corporation is a leading global bio/pharmaceutical services organization, providing a broad range of knowledge-based contract research, medical communications and consulting services to the worldwide pharmaceutical, biotechnology and medical device industries. Committed to providing solutions that expedite time-to-market and peak-market penetration, PAREXEL has developed significant expertise across the development and commercialization continuum, from drug development and regulatory consulting to clinical pharmacology, clinical trials management, medical education and reimbursement. Perceptive Informatics, Inc., a subsidiary of PAREXEL, provides advanced technology solutions, including medical imaging, to facilitate the clinical development process. Headquartered near Boston, Massachusetts, PAREXEL operates in 71 locations throughout 54 countries around the world, and has approximately 9,500 employees. For more information about PAREXEL International visit www.PAREXEL.com.

PAREXEL is a registered trademark of PAREXEL International Corporation, and Perceptive Informatics is a trademark of Perceptive Informatics, Inc.  All other names or marks may be registered trademarks or trademarks of their respective business and are hereby acknowledged.