EMERYVILLE, Calif., May 16, 2011 (GLOBE NEWSWIRE) -- NovaBay® Pharmaceuticals, Inc.(NYSE Amex:NBY), a clinical-stage biotechnology company developing its first-in-class, anti-infective Aganocide® compounds for the local non-systemic treatment and prevention of antibiotic-resistant infections, has reported first quarter 2011 financial results and also highlighted recent progress of its proprietary and partnered development programs within its four business units.