Clinical trial

Adjuvant Tamoxifen Compared With Anastrozole in Treating Postmenopausal Women…

NCT00072462 · Queen Mary University of London, Other · Completed

Key facts

NCT number NCT00072462
Title Adjuvant Tamoxifen Compared With Anastrozole in Treating Postmenopausal Women With Ductal Carcinoma In Situ
Official title International Breast Cancer Intervention Study II (IBIS-II) (DCIS)
Acronym IBIS-II DCIS
Lead sponsor Queen Mary University of London, Other
Collaborators Cancer Research UK
Status Completed
Phase Phase 3
Study type Interventional
Conditions Breast Cancer
Intervention type Drug
Interventions tamoxifen citrate, Anastrozole
Enrollment 2,980
Start date Sep 1, 2003
Primary completion Dec 1, 2015
Completion May 31, 2021
First posted Nov 6, 2003
Last update posted Sep 19, 2024
Countries Australia, Austria, Belgium, Chile, France, Germany, Hungary, Ireland, Italy, Malta, Sweden, Switzerland and 2 more

At a glance

  • 10–99 Study sites
  • Yes Results posted
  • None Linked FDA submissions

Counts are shown as ranges. Exact figures, trends and every underlying record are available in Orca1.

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Source: U.S. National Library of Medicine (NLM), ClinicalTrials.gov · Source date:

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