Overview A Long Term Safety Study With Atrasentan Status: Completed Trial end date: 2007-06-01 Target enrollment: Participant gender: Summary The primary purpose of the study is to evaluate long-term safety and tolerability of atrasentan 10 mg in men with hormone refractory prostate cancer. Phase: Phase 2/Phase 3 Details Lead Sponsor: AbbottTreatments: Atrasentan