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A Study to Evaluate the Safety of Adjuvant Treatment With Exemestane Following Previous Treatment With Tamoxifen in Postmenopausal Women With Estrogen Sensitive Primary Breast Cancer

Phase 4
Completed
Conditions
Breast Neoplasms
Interventions
Registration Number
NCT00649090
Lead Sponsor
Pfizer
Brief Summary

The purpose of this study was to give access to postmenopausal women with estrogen sensitive primary breast cancer to exemestane for the adjuvant treatment of breast cancer after the use of tamoxifen and to collect all serious adverse events.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
Female
Target Recruitment
1549
Inclusion Criteria
  • Postmenopausal patients
  • Patients with early breast cancer after adequate loco-regional treatment and eventual adjuvant chemotherapy, treated with tamoxifen for 2-3 years OR treated with tamoxifen for 2-3 years and consecutive exemestane treatment, provided the total duration of endocrine treatment is less than 5 years
  • Estrogen receptor positive breast cancer patients
  • Patients who remain free from disease following treatment with tamoxifen
Exclusion Criteria
  • Patients taking other drugs for the adjuvant treatment of breast cancer
  • Patients taking hormone replacement therapy
  • Donation of blood or blood products for transfusion during the 30 days prior to initiation of treatment with study drug, at any time during the program or 30 days after completion of treatment

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
Exemestane groupexemestane-
Primary Outcome Measures
NameTimeMethod
Assess for serious adverse eventsMonths 3, 6, 12, 18, 24, and 30; Follow-up visit 28 days posttreatment
Secondary Outcome Measures
NameTimeMethod
Safety Surveillance ProgramDuration of trial

Trial Locations

Locations (1)

Pfizer Investigational Site

🇧🇪

Yvoir, Belgium

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