Overview Secondary Adjuvant Long Term Study With Arimidex Status: Completed Trial end date: 2017-06-30 Target enrollment: Participant gender: Summary The study assesses the effect of further 2 years vs further 5 years of adjuvant treatment with anastrozole after initial 5 years of adjuvant endocrine therapy. Phase: Phase 3 Details Lead Sponsor: AstraZenecaTreatments: Anastrozole