Sarilumab Set To Clear EU Hurdle In RA But Actemra Specter Remains

While Sanofi/Regeneron's sarilumab is set to be the first of the newer IL-6 products to be cleared for rheumatoid arthritis treatment in Europe and the US, its commercial success is under doubt with physicians trying anti-TNF treatments first, followed by Roche's established IL-6 drug Actemra (tocilizumab).