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Second-line Endocrine Treatment Followed by Capecitabine Versus Capecitabine Followed by Endocrine Treatment in Patients With Metastatic ER Positive Breast Cancer

Phase 2
Terminated
Conditions
Breast Cancer
Interventions
Drug: capecitabine
Drug: hormonal treatment (tamoxifen, exemestane, anastrozole or letrozole)
Registration Number
NCT00684216
Lead Sponsor
The Netherlands Cancer Institute
Brief Summary

This trial studies the effects on quality of life and on time to second progression of the sequence endocrine therapy-capecitabine versus the sequence capecitabine-endocrine treatment. It is anticipated that the time on study (which is the time between randomization and the discontinuation of the second treatment in the sequence) will be similar for both arms of the study. The quality of life during this period, however, could be better in the patient group receiving the most effective first agent in the sequence. If this proves to be true, the conventional wisdom that endocrine therapy should be continued until no further endocrine options remain, must be abandoned.

Detailed Description

This is a randomized phase II/II study. Patients are randomized for the sequence capecitabine-hormonal therapy versus hormonal therapy- capecitabine. At progression the patient should receive the other protocol treatment (e.g. if the patient was randomized to capecitabine, at progression the treatment should be switched to hormonal treatment).

Recruitment & Eligibility

Status
TERMINATED
Sex
Female
Target Recruitment
10
Inclusion Criteria
  1. Written informed consent.
  2. Proven infiltrating breast cancer with distant metastases or inoperable locally advanced disease.
  3. Positive estrogen receptor (≥ 10% positive nuclei at immunohistochemistry). Progesterone and HER-2 neu receptor have to be known.
    • Progressive disease during first line hormonal therapy (either tamoxifen or aromatase inhibitor) for metastatic or inoperable locally advanced disease. Simultaneous use of LH-RH analogs is allowed. OR - Recurrence of disease (M1) during adjuvant hormonal therapy (either tamoxifen or aromatase inhibitor).
  4. No prior chemotherapy for metastatic disease
  5. Willing and able to participate in Quality of Life investigation -
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Exclusion Criteria
  1. Other malignancy except carcinoma in situ, unless the other malignancy was treated 5 or more years ago with curative intent without the use of chemotherapy or radiation therapy.
  2. Pregnancy or breast feeding women.
  3. Contra-indications to the use of capecitabine
  4. Known CNS metastases
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Study & Design

Study Type
INTERVENTIONAL
Study Design
CROSSOVER
Arm && Interventions
GroupInterventionDescription
1capecitabinecapecitabine followed by hormonal treatment
1hormonal treatment (tamoxifen, exemestane, anastrozole or letrozole)capecitabine followed by hormonal treatment
2capecitabinehormonal treatment followed by capecitabine
2hormonal treatment (tamoxifen, exemestane, anastrozole or letrozole)hormonal treatment followed by capecitabine
Primary Outcome Measures
NameTimeMethod
Quality of life during the study period: Physical functioning scale of the QLQ-C30; Global Health status/QoL of the QLQ-C30every 6 weeks
Secondary Outcome Measures
NameTimeMethod
Time to second progression and quality of life adjusted time to 2nd recurrence.at the end of the study

Trial Locations

Locations (1)

NKI-AVL

🇳🇱

Amsterdam, Netherlands

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