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Clinical trial · no report yet · Phase 3

MONARCH 2

A Study of Abemaciclib (LY2835219) Combined With Fulvestrant in Women With Hormone Receptor Positive HER2 Negative Breast Cancer

  • NCT02107703 ↗
  • Active not recruiting
  • Eli Lilly and Company
  • 69 commentary sources found
  • Deep

We haven't built a report for this trial yet. This page shows the registry record and the public commentary we found that names the trial. A report reads that commentary and sets out what clinicians said about the trial, each point linked to its source. How reports are made.

Commentary we found

Podcasts, YouTube videos and X posts in our index that name this trial. A report screens them, searches for more and cites what clinicians said when it is built.

ChannelFound
YouTube43
Podcasts25
X threads1

The trial

ClinicalTrials.gov
Official title
MONARCH 2: A Randomized, Double-Blind, Placebo-Controlled, Phase 3 Study of Fulvestrant With or Without Abemaciclib, a CDK4/6 Inhibitor, for Women With Hormone Receptor Positive, HER2 Negative Locally Advanced or Metastatic Breast Cancer
Phase
Phase 3
Status
Active not recruiting
Conditions
Breast Neoplasms
Interventions
Abemaciclib; Fulvestrant; Placebo
Arms
  • Abemaciclib + Fulvestrant · Experimental
  • Placebo + Fulvestrant · Placebo comparator
Enrollment
669
Primary outcomes
  • Progression-Free Survival (PFS)
Sponsor
Eli Lilly and Company
Start
Jul 22, 2014
Primary completion
Feb 14, 2017
Results posted
Yes
Registry record
NCT02107703 · updated Oct 21, 2025

Publications

linked from the registry
  • Neven P, Rugo HS, Tolaney SM, Iwata H, Toi M, Goetz MP, Kaufman PA, Lu Y, Haddad N, Hurt KC, Sledge GW Jr. Abemaciclib plus fulvestrant in hormone receptor-positive, human epidermal growth factor receptor 2-negative advanced breast cancer in premenopausal women: subgroup analysis from the MONARCH 2 trial. Breast Cancer Res. 2021 Aug 23;23(1):87. doi: 10.1186/s13058-021-01463-2. PubMed 34425869
  • Inoue K, Masuda N, Iwata H, Takahashi M, Ito Y, Miyoshi Y, Nakayama T, Mukai H, van der Walt JS, Mori J, Sakaguchi S, Kawaguchi T, Tanizawa Y, Llombart-Cussac A, Sledge GW Jr, Toi M. Japanese subpopulation analysis of MONARCH 2: phase 3 study of abemaciclib plus fulvestrant for treatment of hormone receptor-positive, human epidermal growth factor receptor 2-negative breast cancer that progressed on endocrine therapy. Breast Cancer. 2021 Sep;28(5):1038-1050. doi: 10.1007/s12282-021-01239-8. Epub 2021 Apr 1. PubMed 33797023
  • Goetz MP, Okera M, Wildiers H, Campone M, Grischke EM, Manso L, Andre VAM, Chouaki N, San Antonio B, Toi M, Sledge GW Jr. Safety and efficacy of abemaciclib plus endocrine therapy in older patients with hormone receptor-positive/human epidermal growth factor receptor 2-negative advanced breast cancer: an age-specific subgroup analysis of MONARCH 2 and 3 trials. Breast Cancer Res Treat. 2021 Apr;186(2):417-428. doi: 10.1007/s10549-020-06029-y. Epub 2021 Jan 3. PubMed 33392835
  • Sledge GW Jr, Toi M, Neven P, Sohn J, Inoue K, Pivot X, Burdaeva O, Okera M, Masuda N, Kaufman PA, Koh H, Grischke EM, Conte P, Lu Y, Barriga S, Hurt K, Frenzel M, Johnston S, Llombart-Cussac A. The Effect of Abemaciclib Plus Fulvestrant on Overall Survival in Hormone Receptor-Positive, ERBB2-Negative Breast Cancer That Progressed on Endocrine Therapy-MONARCH 2: A Randomized Clinical Trial. JAMA Oncol. 2020 Jan 1;6(1):116-124. doi: 10.1001/jamaoncol.2019.4782. PubMed 31563959
  • Sledge GW Jr, Toi M, Neven P, Sohn J, Inoue K, Pivot X, Burdaeva O, Okera M, Masuda N, Kaufman PA, Koh H, Grischke EM, Frenzel M, Lin Y, Barriga S, Smith IC, Bourayou N, Llombart-Cussac A. MONARCH 2: Abemaciclib in Combination With Fulvestrant in Women With HR+/HER2- Advanced Breast Cancer Who Had Progressed While Receiving Endocrine Therapy. J Clin Oncol. 2017 Sep 1;35(25):2875-2884. doi: 10.1200/JCO.2017.73.7585. Epub 2017 Jun 3. PubMed 28580882