SOUTH SAN FRANCISCO, Calif.--(BUSINESS WIRE)--Exelixis, Inc. (NASDAQ:EXEL) today announced the initiation of COMET-1, a phase 3 pivotal trial of cabozantinib in men with metastatic castration-resistant prostate cancer (mCRPC). The primary endpoint for COMET-1 is overall survival (OS) in mCRPC patients who have had disease progression after treatment with docetaxel and abiraterone acetate and/or MDV3100. Exelixis expects data from COMET-1 to be available in the first half of 2014.
