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A randomized double-blind, placebo-controlled study of LEE011 in combination with letrozole for the treatment of postmenopausal women with hormone receptor positive, HER2-negative, advanced breast cancer who received no prior therapy for advanced disease (CLEE011A2301)

Phase 3
Completed
Conditions
advanced breast cancer
10006291
Registration Number
NL-OMON55670
Lead Sponsor
ovartis
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Completed
Sex
Not specified
Target Recruitment
24
Inclusion Criteria

• Women >=18 years old, with advanced breast cancer.
• No prior therapy for advanced disease
• Postmenopausal. See protocol page 34 for details.
• Confirmed diagnosis of estrogen-receptor positive and/or progesterone
receptor positive, HER2 negative breast cancer.
• Measurable disease or at least one predominantly lytic bone lesion.
• ECOG performance status 0 or 1.
• Adequate bone marrow and organ function (based on central
lab)

Exclusion Criteria

• Received any CDK4/6 inhibitor.
• Any prior systemic anti-cancer therapy (including hormonal therapy and
chemotherapy) for advanced breast cancer. See protocol page 45 for details.
• Known history of HIV infection (testing not mandatory).
• Patient has CNS metastases
• Active cardiac disease or a history of cardiac dysfunction. See protocol page
46 for details.
• Prohibited medication. See protocol page 36 for details.

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
<p>Progression free survival.</p><br>
Secondary Outcome Measures
NameTimeMethod
<p>Overall survival, response, clinical benefit, ECOG performance status,<br /><br>side-effects, result quality of life questinnaires.</p><br>
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