A Randomized, Double-Blind, Placebo-Controlled, Phase 3 Study of Nonsteroidal Aromatase Inhibitors (Anastrozole or Letrozole) Plus LY2835219, a CDK4/6 Inhibitor, or Placebo in Postmenopausal Women With Hormone Receptor-Positive, HER2-Negative Locoregionally Recurrent or Metastatic Breast Cancer With No Prior Systemic Therapy in This Disease Setting
A Randomized, Double-Blind, Placebo-Controlled, Phase 3 Study of Nonsteroidal Aromatase Inhibitors (Anastrozole or Letrozole) Plus LY2835219, a CDK4/6 Inhibitor, or Placebo in Postmenopausal Women With Hormone Receptor-Positive, HER2-Negative Locoregionally Recurrent or Metastatic Breast Cancer With No Prior Systemic Therapy in This Disease Setting
The main purpose of this study is to evaluate how effective nonsteroidal aromatase inhibitors (NSAI) plus abemaciclib are in postmenopausal women with breast cancer. Participants will be randomized to abemaciclib or placebo in a 2:1 ratio.
Inclusion Criteria:
Exclusion Criteria:
Montreal, Quebec H4J 1C5, Canada
Brest, Brittany Region 29200, France
Ramat Gan, Central District 5265601, Israel
Kitaadachi-Gun, Saitama 362-0806, Japan
Bunkyo-ku, Tokyo 113-8677, Japan
Koto, Tokyo 135-8550, Japan
Shinjuku-ku, Tokyo 160-0023, Japan
Colinas Del Cimatario, Querétaro 76090, Mexico
Kaznan, Russia 420029, Russia
Seoul, Seoul-teukbyeolsi [Seoul] 3722, South Korea
Badajoz, 06080, Spain
Barcelona, 08907, Spain
Donostia / San Sebastian, 20014, Spain
Lleida, 25198, Spain
Madrid, 28007, Spain
Valencia, 46015, Spain
Gävle, 80187, Sweden
Örebro, 70185, Sweden
Västerås, SE-72189, Sweden
Beidou, 112, Taiwan
Kuei Shan Hsiang, 33305, Taiwan
Taichung, 40447, Taiwan
Taipei, 100, Taiwan
Zhonghe, 235, Taiwan
Ankara, 06100, Turkey (Türkiye)
Edirne, 22770, Turkey (Türkiye)
Malatya, 44280, Turkey (Türkiye)
Bebbington, CH63 4JY, United Kingdom
Cambridge, CB20QQ, United Kingdom
Manchester, M20 4BX, United Kingdom