2008-08-20 23:59:02 -

www.tekelec.com - Tekelec (NASDAQ: TKLC), a global leader in core multimedia session control and network intelligence, today announced the appointment of David R. Laube to the company's board of directors.

During his 17 years at U S WEST (now Qwest Communications), Laube held senior executive positions of increasing responsibilities culminating as the Vice President and

Chief Information Officer for U S WEST for five years. Laube, who earned an MBA from the Wharton School of Business at the University of Pennsylvania, is a Phi Beta Kappa graduate of the University of Washington with a bachelor's degree in finance and is a CPA.

In 2004, he was awarded an honorary doctorate by the University of Colorado and is an Executive-in-Residence at the University of Colorado Denver Business School. Laube also serves on the board of directors for Network Equipment Technologies, Inc.

"Our board will benefit from Dave's deep telecommunications experience and knowledge, and his experience on several public company boards," said Mark A. Floyd, chairman of the board of directors of Tekelec.

About Tekelec

Tekelec leverages its global leadership in core multimedia session control and network intelligence to ensure scalable, secure and highly available communications. The company's leading signaling solutions enable the interworking of different network applications, technologies and protocols, providing a smooth transition to next-generation networks. Corporate headquarters are located near Research Triangle Park in Morrisville, N.C., U.S.A., with research and development facilities and sales offices throughout the world. For more information, please visit www.tekelec.com.

FORWARD-LOOKING STATEMENTS

Certain statements made in this press release are forward looking, reflect the Company's current intent, belief or expectations and involve certain risks and uncertainties. The Company's actual future performance may not meet the Company's expectations. As discussed in the Company's Annual Report on Form 10-K for 2007 (the "2007 Form 10-K") and its other filings with the Securities and Exchange Commission (the "Commission"), the Company's future operating results are difficult to predict and subject to significant fluctuations. Factors that may cause future results to differ materially from the Company's current expectations, in addition to those identified in the Company's 2007 Form 10-K and its other filings with the Commission, include, among others, changes in the market price of the Company's common stock and changes in the Company's financial results, financial condition and cash requirements. The Company undertakes no obligation to publicly update any forward-looking statements whether as a result of new information, future events or otherwise.

Tekelec
Les A. Hamashima, 919-653-9547
Global Public Relations
Leslie.Hamashima@tekelec.com