Overview Aranesp® Monthly Preference Study - 2 Status: Completed Trial end date: 1969-12-31 Target enrollment: Participant gender: Summary The purpose of this study was to evaluate subject preference for Aranesp® administered once monthly (i.e., every 4 weeks (Q4W)) or Procrit® administered once weekly (QW). Phase: Phase 4 Details Lead Sponsor: AmgenTreatments: Darbepoetin alfa