Study Comparing Lapatinib (GW572016) And Letrozole Versus Letrozole In Subjects With Advanced Or Metastatic Breast Cancer
Status:
Completed
Trial end date:
2018-03-22
Target enrollment:
Participant gender:
Summary
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.