The European Commission approved two therapies for progressive, genetic diseases: Biogen Inc.’s Friedreich’s ataxia drug, Skyclarys (omaveloxolone), and Crispr Therapeutics AG’s CRISPR/Cas9 gene therapy for sickle cell disease and transfusion-dependent beta-thalassemia, Casgevy (exagamglogene autotemcel, exa-cel).