672
Participants
Start Date
November 20, 2014
Primary Completion Date
August 21, 2017
Study Completion Date
April 20, 2023
Ribociclib
Ribociclib (600 mg, in three 200 mg hard gelatin capsules) was administered orally once daily on Days 1-21 of each 28-day cycle.
Tamoxifen
Tamoxifen (20 mg, tablets) was administered orally on a continuous daily schedule (days 1-28 of each 28-day cycle)
Letrozole
Letrozole (2.5 mg, tablets) was administered orally once daily on a continuous daily schedule (days 1-28 of each 28-day cycle)
Anastrozole
Anastrozole (1 mg, tablets) was administered orally once daily on a continuous daily schedule (days 1-28 of each 28-day cycle)
Goserelin
Goserelin (3.6 mg, subcutaneous implant) was administered on day 1 of every 28-day cycle
Placebo
Placebo (hard gelatin capsules) was administered orally once daily on Days 1-21 of each 28-day cycle.
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