Overview Open Label Arimidex in Gynecomastia Status: Completed Trial end date: 2006-11-01 Target enrollment: Participant gender: Summary The purpose of this study is to evaluate the safety, effectiveness, pharmacokinetics and pharmacodynamics of anastrozole (ARIMIDEX™) in the treatment of boys with gynecomastia. Phase: Phase 2 Details Lead Sponsor: AstraZenecaTreatments: Anastrozole