{"nct_id":"NCT00554229","title":"A Phase III Trial of ZD4054 (Zibotentan) (Endothelin A Antagonist) in Hormone Resistant Prostate Cancer With Bone Metastases","status":"COMPLETED","status_verified_date":"2012-04","start_date":"2007-11","start_date_type":null,"primary_completion_date":"2010-07","primary_completion_date_type":"ACTUAL","completion_date":"2011-08","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["AZN"]}