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A Global Study to Compare the Effects of Fulvestrant and Arimidex in a Subset of Patients With Breast Cancer.

Phase 3
Active, not recruiting
Conditions
Hormone Receptor Positive Breast Cancer
Registration Number
NCT01602380
Lead Sponsor
AstraZeneca
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Active, not recruiting
Sex
Female
Target Recruitment
Not specified
Inclusion Criteria

Inclusion Criteria:<br><br> - Histological confirmation of breast cancer in post menopausal women (age >=60).<br> Positive hormone receptor status (ER +ve and/or PgR +ve) of primary or metastatic<br> tumour tissue based on local laboratory assessment.<br><br> - EITHER locally advanced disease (1 line of chemotherapy allowed only if remain<br> unsuitable for therapy of curative intent) OR Metastatic disease. (1 line of<br> chemotherapy for breast cancer allowed only if subsequent evidence of further<br> progressive disease)<br><br> - At least 1 lesion (measurable and/or non-measurable) that can be accurately assessed<br> at baseline and is suitable for repeated assessment.<br><br> - Postmenopausal women, fulfilling 1 of:<br><br> - Prior bilateral oophorectomy<br><br> - Age >60 years<br><br> - Age < 60 years and amenorrheic for 12+months in the absence of chemotherapy,<br> tamoxifen, toremifene, or ovarian suppression and FSH and oestradiol in the<br> postmenopausal range<br><br>Exclusion Criteria:<br><br> - Presence of life-threatening metastatic disease<br><br> - Any of:<br><br> - Extensive hepatic involvement<br><br> - involving brain or meninges<br><br> - symptomatic pulmonary lymph spread<br><br> - Discrete lung metastases are acceptable if respiratory function is not significantly<br> compromised<br><br> - Prior systemic therapy for breast cancer other than one line of cytotoxic<br> chemotherapy (the last dose of chemotherapy must have been received more than 28<br> days prior to randomisation)<br><br> - Radiation therapy if not completed within 28 days prior to randomisation (with the<br> exception of radiotherapy given for control of bone pain, started prior to<br> randomisation). Prior hormonal treatment for breast cancer.<br><br> - Current or prior malignancy within previous 3 years (other than breast cancer or<br> adequately treated basal cell or squamous cell carcinoma of the skin or in situ<br> carcinoma of the cervix).

Exclusion Criteria

Not provided

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Comparison of Progression-Free Survival (PFS) in Patients Treated With Fulvestrant With Those Treated With Anastrozole
Secondary Outcome Measures
NameTimeMethod
Comparison of Overall Survival (OS) in Patients Treated With Fulvestrant With Those Treated With Anastrozole; Percentage of Patients With Events;Objective Response Rate (ORR) for Fulvestrant Treatment Versus Anastrozole Treatment;Duration of Response (DoR) for Fulvestrant Treatment Versus Anastrozole Treatment;Expected Duration of Response (EDoR) for Fulvestrant Treatment Versus Anastrozole Treatment;Clinical Benefit Rate (CBR) for Fulvestrant Treatment Versus Anastrozole Treatment;Duration of Clinical Benefit (DoCB) for Fulvestrant Treatment Versus Anastrozole Treatment;Expected Duration of Clinical Benefit (EDoCB) for Fulvestrant Treatment Versus Anastrozole Treatment;Comparison of the Effect of Fulvestrant Treatment Versus Anastrozole Treatment on Time to Deterioration of Health-Related Quality of Life (HRQoL)
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