EMERYVILLE, Calif., March 2, 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, today provided an update on its Phase 2 clinical trial for the use of its lead compound, NVC-422, to prevent urinary catheter blockage and encrustation (UCBE) which is often a contributing factor to urinary tract infections in chronically catheterized patients.