Dendrite Appoints Joseph Ripp as President and Chief Operating Officer.

BEDMINSTER, N.J. -- Dendrite International, Inc. (NASDAQ: DRTE) the leading provider of sales, marketing, clinical and compliance solutions for the global pharmaceutical industry, today announced the appointment of Joseph Ripp as President and Chief Operating Officer, effective November 1, 2005.

Joe was previously Senior Vice President of Time Warner's Media & Communications group, reporting to Don Logan, the Group Chairman.

Joe's responsibilities at Time Warner, Inc. included America Online, Inc. where, as Vice Chairman from 2002 to 2004, he oversaw AOL technology, network operations, marketing, member services, human relations and legal. He was previously AOL's Chief Financial Officer.

Prior to leading AOL and since he joined Time Warner in 1985, Joe held numerous senior positions, including Executive Vice President and Chief Financial Officer of Time Warner, Inc., and Executive Vice President, Chief Financial Officer of Time, Inc.

"Dendrite is a great opportunity," said Mr. Ripp. "They are poised for explosive growth and I look forward to helping lead them to and through this exciting period."

Simultaneously, Dendrite announced the retirement of its current President and Chief Operating Officer, Mr. Paul Zaffaroni.

"We believe that an unusual confluence of events is about to drive tremendous growth opportunities for Dendrite," said John Bailye, Dendrite's Chairman and Chief Executive Officer.

"It is time for us to invest in the executive leadership that can take us in the application of technology and communications for pharmaceutical Sales and Marketing services on a global scale. Without doubt, Joe Ripp embodies these necessary skills and experience. We are very pleased to welcome him to Dendrite."

Mr. Ripp is on the Board of Directors of Greenfield Online, Inc. He is on the Board of Trustees at Manhattan College, the Board of Directors of the Advertising Educational Foundation and the Finance Committee of A Better Chance. He also serves on the Board of Directors and the Executive Committee of the Ad Council and is Chairman of its Finance Committee.

Mr. Ripp graduated from Manhattan College, Riverdale, NY in 1973 with a Bachelor of Arts degree and earned his Master's of Business Administration from the Bernard M. Baruch College of the City University of New York in 1978. He is a native of Babylon, NY.

Kindred Partners in Ossining, New York introduced Mr. Ripp to Dendrite.

About Dendrite

Founded in 1986, Dendrite International (NASDAQ: DRTE) provides diversified sales, marketing, clinical and compliance solutions to the global life sciences and pharmaceutical industry. With clients in more than 50 countries, including the world's top 20 pharmaceutical companies, Dendrite strives to be the first source for expert promotional and sales effectiveness solutions. For more information, please visit www.dendrite.com.

Note: Dendrite is a registered trademark of Dendrite International, Inc.

This document contains forward-looking statements that may be identified by such forward-looking terminology as "expect," "believe," "anticipate," "will," "intend," "plan," "target," "outlook," "guidance," and similar statements or variations. Such forward-looking statements are based on our current expectations, estimates, assumptions and projections and involve significant risks and uncertainties, including risks which may result from our dependence on the pharmaceutical industry; fluctuations in quarterly revenues due to lengthy sales and implementation cycles for our products; our fixed expenses in relation to fluctuating revenues and variations in customers' budget cycles; dependence on certain major customers; changes in demand for our products and services attributable to any weakness experienced in the economy or mergers, acquisitions and consolidations in the pharmaceutical industry; successful and timely development and introduction of new products and versions; rapid technological changes; risks associated with foreign currency fluctuations as they affect our non-U.S. operations; increased competition; risks associated with our expanded international operations and our ability to adopt and respond successfully to the unique risks involved in our non-U.S. operations; risks associated with acquisitions; our ability to effectively manage our growth; the protection of our proprietary technology; our ability to compete in the Internet-related products and services market; the continued demand for Internet-related products and services; the ability of our third party vendors to respond to technological change; our ability to maintain our relationships with third-party vendors; less favorable than anticipated results from strategic relationships or acquisitions; dependence of data solutions on strategic relationships; events which may affect the U.S. and world economies; and catastrophic events which could negatively affect our information technology infrastructure. Other important factors that should be reviewed and carefully considered are included in the Company's 10-K, 10-Qs, and other reports filed with the SEC. Actual results may differ materially. The Company assumes no obligation for updating any such forward-looking statements to reflect actual results, changes in expectations or assumptions or other changes affecting such forward-looking statements, even if such results or changes make it clear that any such projected results will not be achieved.