New Indication: Adjuvant Ribociclib and Endocrine Therapy in Breast Cancer


  • Study

    A Phase III Multi-center, Randomized, Open-label trial (NATALEE)
    Hormone Receptor-positive, HER2-negative Early Breast Cancer (Stage IIa-III)
    Ribociclib (400 mg/day) + ET (n=2549) vs ET (n=2552




  • Efficacy

    3-year iDFS: 90.4% vs 87.1%, HR:0.74, p=0.0014



  • Safety

    Grade3: Unspcified



  • J Clin Oncol 2023 41:17_suppl, LBA500-LBA500

    Ribociclib and endocrine therapy as adjuvant treatment in patients with HR+/HER2- early breast cancer: Primary results from the phase III NATALEE trial

    http://doi.org/10.1200/JCO.2023.41.17_suppl.LBA500

    Reviewed by Elvin Chalabiyev, MD on Jun 24, 2023