Atossa Therapeutics Inc is a clinical-stage pharmaceutical company operating in the US. It focuses on the development of novel therapeutics and delivery methods for the treatment of breast cancer and other breast conditions. The clinical-Stage Programs of the company includes delivery of therapeutics through microcatheters which delivers a number of therapeutics to the ducts in the breast, the site of the majority of early breast cancers and fulvestrant Delivered through microcatheters which delivers fulvestrant as a potential treatment of ductal carcinoma in-situ (DCIS) and breast cancer. In addition, the company involves in the process of evaluating additional potential indications of endoxifen and other therapeutic candidates to treat breast conditions, including breast cancer.