Avitar, Inc., appoints veteran police lieutenant and industry executive as Director of Business Development for Public Safety

Ronald H. Allen, formerly with Secon of New England, Inc., expected to capitalize on Avitar’s assets in drugs of abuse technology solutions

June 27, 2000

CANTON, MA, June 27, 2000–Avitar, Inc. (AMEX:AVR) announced today that Ronald H. Allen has been appointed as Director of Business Development for Public Safety (courts, parole, probation, drug courts, law enforcement), effective immediately.

"Ron’s impressive career in narcotics investigations and law enforcement, combined with the business insight he gained from owning and operating a drug testing services company, brings unique strength to Avitar’s management team, at the most opportune time in our company’s history," said Peter Phildius, Chairman and Chief Executive Officer. "The public sector continues to demonstrate strong interest in our drug testing technology solutions. Ron will be valued for his strategic ability to penetrate our market opportunity in corrections, drug courts, law enforcement, parole, and probation," Phildius added.

Mr. Allen has more than twenty years experience as a police officer focused on narcotics investigations, and has a demonstrated ability to build, from start-up, a specialized drug testing services laboratory company. In particular, Mr. Allen has distinct expertise in the state-of-the-art techniques and technologies available for drug testing, and is fluent in the current investigative practices used by law enforcement agents across the country.

While Mr. Allen served as a law enforcement officer for the states of Florida and Massachusetts, he was involved in all levels of narcotics investigations, including undercover cases. His assignments intersected with the full spectrum of law enforcement, including correctional facilities, probationary and drug courts and drug traffic pursuit. After retiring from the police force, Allen realized his business acumen in 1996 and founded Secon of New England, Inc. This drug testing services laboratory company provided clinical trials and diagnostic services to the public safety and corporate markets. Recently, Mr. Allen sold Secon to Civagenics.

Avitar, Inc. (AMEX:AVR) headquartered in Canton, Massachusetts, develops, manufactures and markets innovative medical devices based on core technologies in oral fluid diagnostics and customized polyurethane applications. The Company markets a unique portfolio of substance abuse testing products and services that include ORALscreenTM, the world’s first rapid point-of-contact oral fluid test for drugs of abuse, HAIRscreenTM, a laboratory-based test for long term drug abuse using hair, and several other specialized tests for drugs of abuse. Avitar also markets an oral fluid collection system for DNA testing as well as a proprietary line of polyurethane-based high tech medical devices. For more information, see Avitar’s website at avitarinc.com.

This release forward looking statements that are subject to risks and uncertainties, including the development and marketing of new applications and other risks that are detailed from time to time in the Company’s filings with the Securities and Exchange Commission.