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Condition: Er Positive Breast Cancer Synced from ClinicalTrials.gov · July 29, 2026

Recruiting studies: Er Positive Breast Cancer

Studies currently listed as recruiting on the public registry for this search term. Each page explains the study in plain language, with locations and the study team's contact details. Clinicians: generate a printable list for your patient →

NEOadjuvant Abemaciclib and GIredestrant TriaL in Patients with ER-positive, HER2-negative Early Breast Cancer
Phase 2 · 8 location(s) · Fondazione Oncotech · NCT06259929Pyrotinib Combined With Dalpiciclib Combined With Letrozole in ER-positive and HER2-positive Advanced Breast Cancer
Phase 2 · 1 location(s) · Zhejiang Cancer Hospital · NCT07014410Fulvestrant+Abemaciclib With Run-In of Fulvestrant in Er-Positive, Her2-Negative Metastatic Breast Cancer
Phase 2 · 1 location(s) · The Methodist Hospital Research Institute · NCT05305924Clinical Study of HRS-8080 in Combination With Dalpiciclib Isethionate Tablets in Patients With Unresectable or Metastat
Phase 1/Phase 2 · 2 location(s) · Shandong Suncadia Medicine Co., Ltd. · NCT06167694A Study Evaluating Adherence, Tolerability, and Patient Reported Outcomes of Giredestrant in Participants With ER+/HER2-
Phase 3 · 1 location(s) · Genentech, Inc. · NCT07541079Phase 1/2 Study to Evaluate EP0062 as Monotherapy and in Combination in Patients With Advanced or Metastatic AR+/HER-2-/
Phase 1/Phase 2 · 14 location(s) · Ellipses Pharma · NCT05573126Stereotactic Body Radiation Therapy and FES PET/CT Imaging for the Treatment of Oligoprogressive Estrogen Receptor Posit
Phase 2 · 2 location(s) · City of Hope Medical Center · NCT06260033PRE-I-SPY Phase I/Ib Oncology Platform Program
Phase 1 · 7 location(s) · QuantumLeap Healthcare Collaborative · NCT05868226A Study to Evaluate the Effect of GDC-4198 Alone and in Combination With Giredestrant Versus Abemaciclib and Giredestran
Phase 1/Phase 2 · 52 location(s) · Genentech, Inc. · NCT07100106A Study of Lenvatinib, Pembrolizumab, and Fulvestrant in People With Breast Cancer
Phase 1/Phase 2 · 7 location(s) · Memorial Sloan Kettering Cancer Center · NCT06110793NEODOXy: Targeting Breast Cancer Stem Cells With Doxycycline
Phase 2 · 8 location(s) · Swiss Cancer Institute · NCT06452394Neoadjuvant Endocrine Therapy Versus Chemotherapy in Premenopausal Patients With ER+ & HER2- Breast Cancer
Phase 3 · 1 location(s) · Peking University · NCT02535221TCb vs EC-T in High Risk ER+/HER2- Breast Cancer
Phase 3 · 1 location(s) · Fudan University · NCT05901428Role of the Immune Environment in Response to Therapy in Breast Cancer
Phase N/A · 1 location(s) · Abramson Cancer Center at Penn Medicine · NCT05396612Elacestrant for Treating ER+/HER2- Breast Cancer Patients With ctDNA Relapse (TREAT ctDNA)
Phase 3 · 109 location(s) · European Organisation for Research and Treatment of Cancer - · NCT05512364Phase 3 Study of Gedatolisib as First-Line Treatment for Patients With HR-Positive, HER2-Negative Advanced Breast Cancer
Phase 3 · 203 location(s) · Celcuity Inc · NCT067576344FMFES-PET Imaging of ER+ Advanced Breast Cancers
Phase 2 · 1 location(s) · Centre de recherche du Centre hospitalier universitaire de S · NCT04824014Capecitabine in ER+/HER2-negative Breast Cancer
Phase 2 · 1 location(s) · University Health Network, Toronto · NCT07631052A Study to Evaluate D-0502 in Subjects With ER+ Her2- Locally Advanced or Metastatic Breast Cancer
Phase 3 · 2 location(s) · InventisBio Co., Ltd · NCT06954961A Study to Evaluate the Safety, Pharmacokinetics, and Activity of GDC-0587 as a Monotherapy and in Combination With Gire
Phase 1 · 4 location(s) · Genentech, Inc. · NCT07214662Adaptive Therapy With Capecitabine for Treatment of Metastatic ER Positive, HER2 Negative Breast Cancer
Phase 2 · 1 location(s) · Mayo Clinic · NCT06525766[18F]FES PET/CT for the Detection of Distant Metastasis in Low-grade ER-positive Stage III Breast Cancer
Phase 2 · 1 location(s) · Asan Medical Center · NCT07314073Immunotherapy, Hormone Therapy, and AKT Inhibitor for Premenopausal ER Positive MBC
Phase 2 · 1 location(s) · National Taiwan University Hospital · NCT05720260Elacestrant in Advanced Triple Positive Breast Cancer
Phase 1/Phase 2 · 1 location(s) · NYU Langone Health · NCT07612215PAveMenT: Palbociclib and Avelumab in Metastatic AR+ Triple Negative Breast Cancer
Phase 1 · 9 location(s) · Royal Marsden NHS Foundation Trust · NCT04360941A Randomized Study Comparing the Immune Modulation Effect of Ribociclib, Palbociclib, and Abemaciclib in ER+/HER2- EBC
Phase 2 · 2 location(s) · National Taiwan University Hospital · NCT05766410A Study of BTX-A51 in People With Advanced Solid Tumor and Breast Cancer
Phase 1 · 6 location(s) · Edgewood Oncology Inc. · NCT04872166ECLECTIC: EstroTEP and Circulating Biomarkers for ER-positive HER2-negative Metastatic Breast Cancer Patients
Phase 3 · 21 location(s) · Institut Curie · NCT06195709Sequencing Antibody Drug Conjugates in ER+/HER2 LOW/ULTRA LOW MBC
Phase 2 · 3 location(s) · Reshma L. Mahtani, D.O. · NCT06263543Testing Whether Hormone Therapy With Ribociclib is as Effective as Chemotherapy Followed by Hormone Therapy With Ribocic
Phase 3 · 72 location(s) · National Cancer Institute (NCI) · NCT07391774
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This page is independently generated by Eichor from the public ClinicalTrials.gov record and re-synced daily. It is not the sponsor's official website unless claimed. Nothing here is medical advice; eligibility is always determined by the study team — talk to your own doctor first.