{"nct_id":"NCT00055471","title":"A Phase IIa. Open-label, Multicenter, Dose-escalation Study to Assess the Tolerability and Pharmacokinetics of ZD4054 (Zibotentan) Given Orally Once Daily in Subjects With Metastatic Prostate Cancer","status":"COMPLETED","status_verified_date":"2012-10","start_date":"2003-06","start_date_type":null,"primary_completion_date":"2005-10","primary_completion_date_type":"ACTUAL","completion_date":"2005-10","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["AZN"]}