 SEATTLE, Nov. 10, 2020 GLOBE NEWSWIRE -- Atossa Therapeutics, Inc. Nasdaq: ATOS, a clinical-stage biopharmaceutical company seeking to discover and develop innovative medicines in areas of significant unmet medical need with a current focus on breast cancer and COVID-19, today announced blinded preliminary results from its Phase 1 clinical study using Atossas proprietary drug candidate AT-301 administered by nasal spray. AT-301 was found to be safe and well tolerated in this study at two different dose levels in both single and multiple dose forms over 14 days. AT-301 is being developed for at home use for patients recently diagnosed with COVID-19. There are currently no FDA-approved therapies to treat COVID-19 at home. 