Atossa Therapeutics Inc., formerly Atossa Genetics Inc., is a clinical-stage biopharmaceutical company. The Company is focused on developing therapeutics and delivery methods for breast cancer and other breast conditions. Its pipeline includes two programs: endoxifen and intraductal microcatheter technology. It is developing Topical Endoxifen formulation for transdermal delivery. It is developing Topical Endoxifen to address two populations: to reduce mammographic breast density (MBD) and to prevent/reduce gynecomastia in prostate cancer patients starting androgen deprivation therapy. It is also developing oral presentation of endoxifen. It is developing its microcatheter technology to deliver therapeutics through the nipple directly to the site of early breast cancer. It is also developing our proprietary intraductal microcatheter technology for Chimeric Antigen Receptor Therapy (CAR-T).