CI

At a glance

ClinicalIndex Comparison Record
Phase 2Completed· 376 enrolled
Drug / intervention
Ribociclib +3 moredrug
Likely dose
Ribociclib 400 mgfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT03822468
NCT03822468Phase 2Completed

A Phase II, Multicenter, Randomized, Open-label Study to Evaluate the Safety and Efficacy of 400 mg of Ribociclib in Combination With Non-steroidal Aromatase Inhibitors for the Treatment of Pre- and Postmenopausal Women With Hormone Receptor-positive, HER2-negative Advanced Breast Cancer Who Received no Prior Therapy for Advanced Disease

Novartis Pharmaceuticals·interventional·Posted Jan 30, 2019·Updated Oct 16, 2025

In Brief

A Phase 2 clinical trial evaluating Ribociclib, Anastrozole, and 2 other interventions for Breast Cancer. Completed, enrolled 376 participants across 89 sites in 23 countries.

Detailed Summary

The purpose of the study was to evaluate the safety and efficacy of a reduced ribociclib starting dose of 400 mg in combination with a non-steroidal aromatase inhibitor (NSAI) (letrozole or anastrozole) for the treatment of pre- and postmenopausal women with hormone receptor-positive (HR-positive), HER2-negative advanced breast cancer (aBC) who have received no prior therapy for advanced disease. Premenopausal women were required to receive goserelin in both treatment arms.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsBreast Cancer
CountriesArgentina, Austria, Belgium, Brazil, Bulgaria, Canada, Colombia, Costa Rica, Czechia, Finland, France, Germany, Hungary, India, Jordan, Lithuania, Peru, Portugal, Russia, South Africa, Sweden, Thailand, United States
Collaborators--

Timeline

Phase 2CompletedFinished
20192020202120222023202420252026
First PostedJan 30, 2019
Enrollment StartJun 11, 2019
Primary CompletionJun 11, 2021
Study CompletionAug 30, 2024
TodayJul 2, 2026
Enrollment to primary: 2 yearsPosted 7.4 years ago

Interventions

Ribociclibdrug

Ribociclib (at a dosage of 400 mg or 600 mg) QD orally taken on days 1 to 21 of a 28-day cycle, followed by 7 days off ribociclib (days 22 to 28). Ribociclib was supplied as 200 mg tablets as individual patient supply packaged bottles.

Anastrozoledrug

Anastrozole 1 mg tablets for oral use QD continuously

Letrozoledrug

Letrozole 2.5 mg tablets for oral use QD continuously

Goserelindrug

Goserelin 3.6 mg subcutaneously once every 4 weeks (pre-menopausal women only)