Bayer HealthCare Pharmaceuticals (OTCPK:BAYRY -2.4%) (OTCPK:BAYZF -1.7%) and development partner Onyx Pharmaceuticals (AMGN -0.3%) report that the 537-patient Phase 3 clinical trial evaluating the safety and efficacy of Nexavar (sorafenib) plus capecitabine for the treatment of advanced breast cancer failed to achieve its primary endpoint of improving progression-free survival (PFS). Nexavar is currently approved in over 100 countries for other cancers.
The companies are evaluating Nexavar in a variety of different cancers. Bayer has exclusive marketing rights to the product ex. U.S. and Japan. They co-promote it in America and share profits globally.