Status:

RECRUITING

Non-interventional Study to Assess the Effectiveness and Safety of Ribociclib in the Adjuvant Therapy of Hormone Receptor Positive (HR+) HER2-negative Stage II and III Breast Cancer in Real Clinical Practice in Russia

Lead Sponsor:

Novartis Pharmaceuticals

Conditions:

Breast Cancer

Eligibility:

All Genders

18-99 years

Brief Summary

This prospective, observational, multicenter study aims at evaluating the efficacy of adjuvant ribociclib in combination with hormone therapy (aromatase inhibitor ± GnRH aginost) in various subgroups ...

Eligibility Criteria

Inclusion

  • Patients from the prospective cohort of the study must meet all of the following criteria:
  • Signed and dated Informed Consent Form (ICF) not later than 28 days after the initiation of adjuvant therapy with ribociclib in combination with aromatase inhibitors (±GnRH agonists).
  • Age ≥18 years at the time of signing the ICF.
  • Histologically verified HR+ HER2-negative stage II-III breast cancer, for which radical treatment was carried out.
  • The adjuvant hormone therapy with aromatase inhibitors (±GnRH agonists) may be started not earlier than 12 months before initiation of therapy with ribociclib.
  • ECOG performance status 0-1
  • Patients from the retrospective cohort of the study must meet all of the following criteria:
  • Age ≥18 years at the initiation of hormone therapy.
  • Histologically verified HR+ HER2-negative stage II-III breast cancer, for which radical treatment was carried out.
  • Initiation of adjuvant hormone monotherapy with aromatase inhibitors (±GnRH agonists) in the index period from July 1, 2019 to July 1, 2020.
  • Presence of the necessary information in the source documentation.

Exclusion

  • Patients enrolled in the study in prospective cohort should not meet any of the following criteria.
  • History of therapy with abemaciclib or palbociclib
  • Therapy with ribociclib in combination with AI for more than 28 days at the time of signing the Informed Consent Form
  • Active therapy for other malignant neoplasms
  • Participation in interventional clinical studies at the time of signing the Informed Consent Form
  • Patients enrolled in the study in retrospective cohort should not meet any of the following criteria.
  • Neoadjuvant or adjuvant therapy with CDK4/6 inhibitors
  • A history of another concomitant malignant neoplasm requiring active therapy
  • Participation in interventional clinical studies at the time of treatment for breast cancer
  • Patients experiencing a recurrence during adjuvant hormone therapy can participate if they meet the other inclusion and exclusion criteria.

Key Trial Info

Start Date :

December 3 2025

Trial Type :

OBSERVATIONAL

Allocation :

ESTIMATED

End Date :

December 31 2032

Estimated Enrollment :

2766 Patients enrolled

Trial Details

Trial ID

NCT06930859

Start Date

December 3 2025

End Date

December 31 2032

Last Update

December 15 2025

Active Locations (12)

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Page 1 of 3 (12 locations)

1

Novartis Investigative Site

Kaluga, Russia, Russia, 248007

2

Novartis Investigative Site

Surgut, Tymen Area, Russia, 628402

3

Novartis Investigative Site

Barnaul, Russia, 656045

4

Novartis Investigative Site

Irkutsk, Russia, 664035