Study Comparing Lapatinib (GW572016) And Letrozole Versus Letrozole In Subjects With Advanced Or Metastatic Breast Cancer
Part of paid clinical trials in Tucson, Arizona.
- Sponsor
- Novartis Pharmaceuticals
- Study ID
- NCT00073528
- Phase
- PHASE3
- Status
- Completed
Conditions
Eligibility Criteria
- Sex
- FEMALE
- Age
- 18 Years - N/A
- Healthy Volunteers
- Not accepted
Interventions
- Lapatinib — DRUG1500 mg orally once a day
- Letrozole — DRUG2.5 mg orally once a day
- Placebo — DRUGPlacebo (which matched with lapatinib tablet)
Study Details
This study evaluated and compared the efficacy and tolerability of lapatinib and letrozole, with letrozole and placebo in post-menopausal women with hormone receptor positive (ER positive and/or PgR positive) advanced or metastatic breast cancer, who had not received prior therapy for advanced or metastatic disease.
Key Dates
- Start date
- Dec 9, 2003
- Status verified
- Feb 2021
- Primary completion
- Jun 3, 2008
- Completion
- Mar 22, 2018
Study Design
- Enrollment
- 1,286 participants (actual)
- Allocation
- RANDOMIZED
- Intervention model
- PARALLEL
- Primary purpose
- TREATMENT
Arms
- Placebo Comparator: Placebo + Letrozole 2.5 mgLetrozole (2.5 mg once daily orally) with Placebo (which matched with Lapatinib tablet)
- Experimental: Lapatinib 1500 mg + Letrozole 2.5 mgLapatinib (1500 mg once daily orally) with Letrozole (2.5 mg once daily orally)
Primary Outcome Measure
Number of Participants With Progression Free Survival (PFS) in the Human Epidermal Growth Factor Receptor 2 (HER2)-Positive Advanced or Metastatic Breast Cancer as Assessed by the Investigator [ Time Frame: From the date of randomization until the date of the first documented progression or date of death from any cause, whichever came first, assessed for up to 46 months ]
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