NCT00286117

Brief Summary

The purpose of this study was to assess the difference in disease-free survival between post-menopausal women with hormone receptor-positive early breast cancer who switched from tamoxifen to anastrozole and those who continued on tamoxifen.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
448

participants targeted

Target at P50-P75 for phase_3 breast-cancer

Timeline
Completed

Started Mar 1998

Typical duration for phase_3 breast-cancer

Geographic Reach
1 country

25 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

March 1, 1998

Completed
7.9 years until next milestone

First Submitted

Initial submission to the registry

February 2, 2006

Completed
1 day until next milestone

First Posted

Study publicly available on registry

February 3, 2006

Completed
3 months until next milestone

Study Completion

Last participant's last visit for all outcomes

May 1, 2006

Completed
Last Updated

May 1, 2009

Status Verified

April 1, 2009

First QC Date

February 2, 2006

Last Update Submit

April 30, 2009

Conditions

Keywords

Breast Cancer

Outcome Measures

Primary Outcomes (1)

  • The primary objective of this analysis was to assess the difference in disease-free survival between post-menopausal women with hormone receptor-positive early breast cancer who switched from tamoxifen to anastrozole and those who continued on tamoxifen

Secondary Outcomes (1)

  • Assess the difference in overall survival/disease recurrence/safety and tolerability between post-menopausal women with hormone receptor-positive early breast cancer who switched from tamoxifen to anastrozole and those who continued to receive tamoxifen.

Study Arms (2)

1

EXPERIMENTAL

Anastrozole

Drug: Anastrozole

2

ACTIVE COMPARATOR

Tamoxifen

Drug: Tamoxifen

Interventions

oral

Also known as: Arimidex, ZD1033
1

oral

Also known as: Nolvadex
2

Eligibility Criteria

AgeUp to 75 Years
Sexfemale
Healthy VolunteersNo
Age GroupsChild (0-17), Adult (18-64), Older Adult (65+)

You may qualify if:

  • Post-menopausal status; age ≤75 years;
  • histologically confirmed invasive breast cancer with metastases in the axillary lymph nodes;
  • oestrogen receptor status positive or unknown;
  • primary treatment (surgery +/- radiotherapy, +/- chemotherapy) completed

You may not qualify if:

  • Clinical evidence of metastatic disease (including local or remote recurrence, even if the patient appeared to be in complete remission at the time of randomisation).

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (25)

Research Site

Arezzo, Italy

Location

Research Site

Bologna, Italy

Location

Research Site

Casalpusterlengo, Italy

Location

Research Site

Catania, Italy

Location

Research Site

Chieti, Italy

Location

Research Site

Ferrara, Italy

Location

Research Site

Florence, Italy

Location

Research Site

Forlì, Italy

Location

Research Site

Genova, Italy

Location

Research Site

Lugo, Italy

Location

Research Site

Messina, Italy

Location

Research Site

Milan, Italy

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Research Site

Monserrato, Italy

Location

Research Site

Palermo, Italy

Location

Research Site

Pavia, Italy

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Research Site

Pinerolo, Italy

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Research Site

Roma, Italy

Location

Research Site

Rovigo, Italy

Location

Research Site

Sanremo, Italy

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Research Site

Saronno, Italy

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Research Site

Sassari, Italy

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Research Site

Terni, Italy

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Research Site

Torino, Italy

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Research Site

Trieste, Italy

Location

Research Site

Vicenza, Italy

Location

MeSH Terms

Conditions

Breast Neoplasms

Interventions

AnastrozoleTamoxifen

Condition Hierarchy (Ancestors)

Neoplasms by SiteNeoplasmsBreast DiseasesSkin DiseasesSkin and Connective Tissue Diseases

Intervention Hierarchy (Ancestors)

NitrilesOrganic ChemicalsTriazolesAzolesHeterocyclic Compounds, 1-RingHeterocyclic CompoundsStilbenesBenzylidene CompoundsBenzene DerivativesHydrocarbons, AromaticHydrocarbons, CyclicHydrocarbons

Study Officials

  • AstraZeneca Arimidex Medical Science Director, MD

    AstraZeneca

    STUDY DIRECTOR
  • Francesco Boccardo, MD

    University and National Cancer Research Institute

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
NONE
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY

Study Record Dates

First Submitted

February 2, 2006

First Posted

February 3, 2006

Study Start

March 1, 1998

Study Completion

May 1, 2006

Last Updated

May 1, 2009

Record last verified: 2009-04

Locations