Trial reportThe New England journal of medicine2025
Imlunestrant with or without Abemaciclib in Advanced Breast Cancer.
Trial report in The New England journal of medicine, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 129 papers, 7 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
129 citing papers in PubMed, 7 syntheses or guidelines pooled it.
- Pharmacokinetic Drug-Drug Interactions of Imlunestrant in Healthy Female Participants of Nonchildbearing Potential.Clinical and translational science · 2026Pooled it
- CDK4/6 inhibitors rechallenge post-progression in HR-positive HER2-negative advanced/metastatic breast cancer patients: a meta-analysis of Kaplan-Meier-reconstructed individual-level data.Breast cancer research : BCR · 2026Pooled it
- Oral selective estrogen receptor degraders in hormone receptor-positive, HER2-negative advanced breast cancer: a systematic review and meta-analysis.Breast cancer research and treatment · 2026Pooled it
- Guidance for Canadian Breast Cancer Practice: National Consensus Recommendations for the Systemic Treatment of Patients with HR+/HER2- Metastatic Breast Cancer 2025.Current oncology (Toronto, Ont.) · 2026Guideline
- Oral selective estrogen receptor degraders in ER+/HER2- breast cancer: a systematic review with pooled analysis of metastatic randomized trials and narrative synthesis of adjuvant evidence.Frontiers in oncology · 2026Pooled it
- Efficacy and safety of abemaciclib plus endocrine therapy versus endocrine therapy alone in HR + and HER2-negative breast cancer; a systematic review and meta-analysis.Breast cancer research and treatment · 2025Pooled it
- [Systemic treatment of breast cancer: professional guideline].Magyar onkologia · 2025Guideline
- Giredestrant plus Everolimus in Advanced Breast Cancer.The New England journal of medicine · 2026Trial
- Abemaciclib rechallenge after progression on abemaciclib plus endocrine therapy in patients with hormone receptor-positive HER2-negative metastatic breast cancer: results from the phase II again study (WJOG14220B).Breast cancer research and treatment · 2026Trial
- VIKTORIA-1 Trial of Gedatolisib Plus Fulvestrant With or Without Palbociclib in Hormone Receptor-Positive/HER2-/PIK3CA Wild-Type Advanced Breast Cancer.Journal of clinical oncology : official journal of the American Society of Clinical Oncology · 2026Trial
- Imlunestrant with or without abemaciclib in advanced breast cancer: updated efficacy results from the phase III EMBER-3 trial.Annals of oncology : official journal of the European Society for Medical Oncology · 2026Trial
- Trial
- Trial
- Phase 1/2 study of H3B-6545 in women with locally advanced/metastatic estrogen receptor-positive, HER2-negative breast cancer.Breast cancer research : BCR · 2025Trial
- Palazestrant, a novel oral Complete Estrogen Receptor Antagonist (CERAN) and Selective Estrogen Receptor Degrader (SERD), in patients with ER+/HER2- advanced or metastatic breast cancer: phase 1/2 study results.Breast cancer research : BCR · 2025Trial
- Second-Line Endocrine Therapy With or Without Palbociclib Rechallenge in Patients With Hormone Receptor-Positive/Human Epidermal Growth Factor Receptor 2-Negative Advanced Breast Cancer: PALMIRA Trial.Journal of clinical oncology : official journal of the American Society of Clinical Oncology · 2025Trial
- Selective estrogen receptor degraders and their effect on the breast cancer immune microenvironment.The Journal of clinical investigation · 2026Review
- AGO Breast Panel Recommendations for the use of treatment-relevant biomarkers in early and advanced breast cancer-2026 Update.Breast (Edinburgh, Scotland) · 2026Review
- AMCP Market Insights: Managed care approaches toJournal of managed care & specialty pharmacy · 2026Article
- Avutometinib, Abemaciclib, and Fulvestrant in Patients with HR+/HER2- Metastatic Breast Cancer Previously Treated with CDK4/6 Inhibitor: A Single-Arm Phase I Trial.Clinical cancer research : an official journal of the American Association for Cancer Research · 2026Article
69 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
30 authors.
Funding
Abstract
backgroundImlunestrant is a next-generation, brain-penetrant, oral selective estrogen-receptor (ER) degrader that delivers continuous ER inhibition, even in cancers with mutations in the gene encoding ERα (
methodsIn a phase 3, open-label trial, we enrolled patients with ER-positive, human epidermal growth factor receptor 2 (HER2)-negative advanced breast cancer that recurred or progressed during or after aromatase inhibitor therapy, administered alone or with a cyclin-dependent kinase 4 and 6 (CDK4/6) inhibitor. Patients were assigned in a 1:1:1 ratio to receive imlunestrant, standard endocrine monotherapy, or imlunestrant-abemaciclib. Primary end points were investigator-assessed progression-free survival with imlunestrant as compared with standard therapy among patients with
resultsOverall, 874 patients underwent randomization, with 331 assigned to imlunestrant, 330 to standard therapy, and 213 to imlunestrant-abemaciclib. Among 256 patients with
conclusionsAmong patients with ER-positive, HER2-negative advanced breast cancer, treatment with imlunestrant led to significantly longer progression-free survival than standard therapy among those with
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.