Avitar to Present at Informed Investors Virtual Forum

CEO Peter P. Phildius to Provide Corporate Overview on May 29

May 24, 2001

CANTON, Mass., May 24 /PRNewswire/ -- Avitar, Inc. (Amex: - news) announced today that it will make a presentation at the Informed Investors.com Virtual Under Followed Biotechnology Stocks Forum on Tuesday, May 29 at 12:30 p.m. ET.

During the Forum, Peter P. Phildius, Avitar's Chairman and Chief Executive Officer will provide a corporate overview and discuss the company's strategy and vision.

Members of the investment community interested in listening to the presentation can do so by logging onto Avitar's website at avitarinc.com, and following the links to the Forum.

Informed Investors.com is the leading producer of online and offline investment conferences for individual investors. By using mass outreach and targeted interaction, it specializes in providing industry-specific, analyst- style conferences for investors around the world. The charter is to provide the most valuable and usable sector-oriented information available, so individual investors are informed about the companies and industries they are considering.

About Avitar

Avitar, Inc. (Amex: - news) headquartered in Canton, Massachusetts, develops, manufactures and markets innovative medical devices based on proprietary core technologies for two distinctive markets: oral fluid diagnostics and customized polyurethane applications used in the wound dressing industry. Oral fluid diagnostics includes both the drugs-of-abuse testing market estimated to be worth $1.5 billion encompassing the corporate workplace and criminal justice markets and the $20 billion clinical diagnostics market. Avitar's products include ORALscreen(TM), the world's first non-invasive, rapid, onsite oral fluid test for drugs-of-abuse, and HAIRscreen(TM) a laboratory based hair test for detecting long-term drug abuse. Additionally, the company manufactures and markets HYDRASORB(TM), an absorbent topical dressing for moderate to heavy exudating wounds. In 2001, the company formed strategic partnerships with DIPRO Diagnostic Products GmbH, Pinkerton Security Group, and also acquired Texas-based BJR Security Service, a provider of canines trained to detect narcotics, explosives and firearms for markets that include education and the oil and petroleum industry.

For more information, see Avitar's website at avitarinc.com.

This release contains 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.