Viela Bio, Inc. is a clinical stage biotechnology company, which engages in the development and commercialization of treatment for autoimmune and inflammatory diseases. The firms product candidate includes inebilizumab, which is a humanized monoclonal antibody (mAb), designed to target CD19, a molecule expressed on the surface of a broad range of immune system B cells; VIB4920, which is a fusion protein designed to bind to CD40L on activated T cells, blocking their interaction with CD40-expressing B cells and potentially other binding partners; and VIB7734, which is a humanized mAb intended to be a novel treatment for autoimmune diseases where the pathology is driven principally by overproduction of type I interferons and other cytokines secreted by pDCs. The company was founded on December 11, 2017 and is headquartered in Gaithersburg, MD.