Sanofi’s Rezurock approved in the EU to treat chronic graft-vs-host disease Rezurock is now approved in the EU for adults and children aged 12 years and older with chronic GVHD, providing a new medicine for patients with limited treatment options Paris, March 31, 2026. The European Commission has granted a conditional marketing authorisation for Rezurock (belumosudil) for the treatment of chronic graft-versus-host disease (GVHD) in adults and in children aged 12 years and older with a body weight of at lea ...