08/07/2026 Merck announced that the US FDA had granted Breakthrough Therapy designation to enpatoran Chemomab Therapeutics and Scipher Medicine announced a merger to advance nebokitug in an AI-powered Phase 2 Rheumatoid Arthritis study Merck announced that the US FDA had granted Breakthrough Therapy designation to enpatoran (Ref) Merck announced that the US FDA had granted Breakthrough Therapy designation to enpatoran (TLR 7/8 inhibitor) for the treatment of lupus with active