<qa>  What is the name of the treatment that the patient has been treated with?- If the patient has been treated with non-steroidal anti-androgens flutamide, bicalutamide or nilutamide or other hormonal treatment such as ketoconazole, these agents must have been stopped at least 28 days prior to enrollment for flutamide or ketoconazole, and at least 42 days prior to enrollment for bicalutamide or nilutamide; and the patients must have demonstrated progression of disease since the agents were suspended 