BETHLEHEM, Pa.--(BUSINESS WIRE)--OraSure Technologies, Inc. (NASDAQ:OSUR), a market leader in oral fluid diagnostics, today announced quarterly revenues of $18.1 million for the three months ended March 31, 2008, compared to $20.1 million in revenues recorded for the three months ended March 31, 2007. Increased sales of the Company’s OraQuick ADVANCE® rapid HIV-1/2 antibody test, professional cryosurgical products and insurance risk assessment products during the first quarter 2008, were offset by decreased sales of the Company’s over-the-counter (“OTC”) cryosurgical wart removal products and substance abuse testing products and lower licensing and product development revenue.