Clinical trials: ER-positive Breast Cancer
Early Breast Cancer, Estrogen Receptor Positive (ER+), Human Epidermal Growth Factor Receptor 2 Negative (HER2-)
A Study of a Medicine Called Atirmociclib in Combination With Giredestrant in Adult Participants With ER-positive, HER2-negative Early-stage Breast Cancer
This Phase 3 study will evaluate whether atirmociclib plus giredestrant improves invasive breast cancer-free survival compared with giredestrant alone in adults with ER-positive, HER2-negative early breast cancer at medium or…
- Trial name
- NCT07890597
- Testing
- Atirmociclib, giredestrant
- Volunteers
- 3,800 people
- Sponsor
- Pfizer
ER-Positive HER2-Negative Breast Cancer
A Phase IIIb Study to Evaluate Camizestrant Plus Ribociclib in ER-positive, HER2-negative Advanced Breast Cancer
The purpose of this study is to investigate the efficacy, safety, and tolerability of camizestrant in combination with ribociclib in patients with ER+ HER2- BC who have not received any other systemic treatment for advanced…
- Trial name
- SERAFA-1 (NCT07647328)
- Testing
- Camizestrant, Ribociclib
- Where
- 89 sites in United States, France and 7 more
- Volunteers
- 150 people
- Sponsor
- AstraZeneca
ER-positive Breast Cancer, HER2-negative Breast Cancer
Elacestrant for Treating ER+/HER2- Breast Cancer Patients With ctDNA Relapse (TREAT ctDNA)
This is an international, multi-center, randomised, open label, superiority phase III trial of elacestrant vs standard endocrine therapy in patients with ER+/HER2- breast cancer and ctDNA relapse.
- Conditions
- ER-positive Breast Cancer, HER2-negative Breast Cancer, Stage IIB Breast Cancer, Stage III Breast Cancer
- Trial name
- TREAT ctDNA (NCT05512364)
- Testing
- Elacestrant, Tamoxifen, Letrozole 2.5mg
- Where
- 113 sites in Belgium, Cyprus and 10 more
- Volunteers
- 220 people
- Sponsor
- European Organisation for Research and Treatment of Cancer - EORTC
Inoperable, Locally Advanced or Metastatic, ER-positive Breast Cancer
A Study Evaluating the Efficacy and Safety of Multiple Treatment Combinations in Participants With Breast Cancer
This is a Phase Ib/II, open-label, multicenter, randomized umbrella study in participants with breast cancer. The study is designed with the flexibility to open new treatment arms as new treatments become available, close…
- Trial name
- NCT04802759
- Testing
- Giredestrant, Abemaciclib, Ipatasertib
- Where
- 32 sites in United States, Australia and 3 more
- Volunteers
- 316 people
- Sponsor
- Hoffmann-La Roche
Metastatic Breast Cancer, HER2-negative Breast Cancer
Trial of 225Ac-DOTATATE (RYZ101) in Subjects With ER+, HER2-negative Unresectable or Metastatic Breast Cancer Expressing SSTRs.
Phase 1b/2 open-label trial of 225Ac-DOTATATE (RYZ101) in subjects with ER+, HER2-negative unresectable or metastatic breast cancer expressing SSTRs.
- Conditions
- Metastatic Breast Cancer, HER2-negative Breast Cancer, ER+ Breast Cancer, Advanced Breast Cancer
- Trial name
- TRACY-1 (NCT06590857)
- Testing
- RYZ101, Standard of Care Endocrine Therapy
- Where
- 31 sites in United States, Canada and 1 more
- Volunteers
- 64 people
- Sponsor
- RayzeBio, Inc.
Breast Cancer (Advanced/Metastatic), ER Positive
Blood Biomarkers for Breast Cancer Treatment Response
This study looks at whether a simple blood test can help predict how well a breast cancer treatment will work. It follows patients with advanced hormone receptor-positive breast cancer whose cancer has progressed after their…
- Trial name
- TrackER (NCT07860866)
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- University of Pittsburgh
Advanced Solid Tumor, Advanced Malignant Neoplasm
The Evaluation of PC14586 in Patients With Advanced Solid Tumors Harboring a TP53 Y220C Mutation (PYNNACLE)
The Phase 2 monotherapy portion of this study is currently enrolling and will evaluate the efficacy and safety of PC14586 (INN rezatapopt) in participants with locally advanced or metastatic solid tumors harboring a TP53 Y220C…
- Conditions
- Advanced Solid Tumor, Advanced Malignant Neoplasm, Metastatic Cancer, Metastatic Solid Tumor
- Trial name
- NCT04585750
- Testing
- rezatapopt, pembrolizumab
- Where
- 76 sites in United States, Australia and 7 more
- Volunteers
- 300 people
- Sponsor
- PMV Pharmaceuticals, Inc
HER2-positive Breast Cancer, Metastatic Cancer
PRE-ISPY Phase I/II Oncology Platform Program
PRE-ISPY Phase I/II (I-SPY-P1) is an open-label, multisite platform study with multiple ongoing drug regimen arms added by protocol amendment which is designed to evaluate single agents or combinations in locally advanced…
- Conditions
- HER2-positive Breast Cancer, Metastatic Cancer, Metastatic Breast Cancer, Metastatic
- Trial name
- PRE-ISPY (NCT05868226)
- Testing
- ALX148, Fam-Trastuzumab Deruxtecan-Nxki, Zanidatamab
- Where
- 10 sites in United States
- Volunteers
- 280 people
- Sponsor
- QuantumLeap Healthcare Collaborative
ER-Positive HER2-Negative Breast Cancer
A Comparative Study of AZD9833 Plus Palbociclib Versus Anastrozole Plus Palbociclib in Patients With ER-Positive HER2 Negative Breast Cancer Who Have Not Received Any Systemic Treatment for Advanced Disease
The study is intended to show superiority of AZD9833 in combination with palbociclib (a CDK4/6 inhibitor) versus anastrozole (an aromatase inhibitor) and palbociclib as the initial treatment of patients with hormone…
- Trial name
- SERENA-4 (NCT04711252)
- Testing
- AZD9833, Anastrozole, Palbociclib
- Where
- 263 sites in United States, Austria and 25 more
- Volunteers
- 1,371 people
- Sponsor
- AstraZeneca
ER-Positive HER2-Negative Breast Cancer
Phase III Study to Assess AZD9833+ CDK4/6 Inhibitor in HR+/HER2-MBC With Detectable ESR1m Before Progression (SERENA-6)
The study is intended to show superiority of AZD9833 in combination with CDK4/6 inhibitor (palbociclib, abemaciclib or ribociclib) versus aromatase inhibitors (anastrozole or letrozole) in combination with CDK4/6 inhibitor in…
- Trial name
- SERENA-6 (NCT04964934)
- Testing
- AZD9833, Anastrozole, Letrozole
- Where
- 264 sites in United States, Australia and 21 more
- Volunteers
- 315 people
- Sponsor
- AstraZeneca
Breast Cancer, Locally Advanced Breast Cancer
Palazestrant in Combination With Ribociclib for the First-line Treatment of ER+/HER2- Advanced Breast Cancer
This phase 3 clinical trial compares the efficacy and safety of palazestrant with ribociclib to letrozole and ribociclib in women and men who have not received prior systemic anti-cancer treatment for advanced breast cancer.
- Conditions
- Breast Cancer, Locally Advanced Breast Cancer, Metastatic Breast Cancer, ER Positive Breast Cancer
- Trial name
- OPERA-02 (NCT07085767)
- Testing
- Palazestrant, Ribociclib, Letrozole
- Where
- 200 sites in United States, Australia and 21 more
- Volunteers
- 1,000 people
- Sponsor
- Olema Pharmaceuticals, Inc.
Breast Neoplasms, Carcinoma, Ductal, Breast
Signatera-Guided CDK4/6 Inhibitor Therapy in Breast Cancer
The purpose of this study is to evaluate the efficacy and safety of ctDNA-guided initiation of CDK4/6 inhibitor therapy using the Signatera™ Designed on Genome test (referred to as "Signatera Genome") in participants with…
- Conditions
- Breast Neoplasms, Carcinoma, Ductal, Breast, Receptors, Estrogen (for ER-positive Requirement)
- Trial name
- SIGNAL-ER 101 (NCT07214532)
- Testing
- ctDNA-Guided Treatment Strategy
- Where
- 49 sites in United States
- Volunteers
- 725 people
- Sponsor
- Natera, Inc.
Metastatic Breast Cancer, ER-positive Breast Cancer
Phase 1b Study of OP-1250 (Palazestrant) in Combination With Ribociclib, Alpelisib, Everolimus, or Atirmociclib in ER+, HER2- Breast Cancer
This is a Phase 1b open-label, 2-part study in 4 treatment groups. The 4 treatment groups are as follows: Treatment Group 1: Palazestrant (OP-1250) in combination with ribociclib (KISQALI®, Novartis Pharmaceuticals Corporation).
- Conditions
- Metastatic Breast Cancer, ER-positive Breast Cancer, HER2-negative Breast Cancer, Breast Cancer
- Trial name
- NCT05508906
- Testing
- Palazestrant, Ribociclib, Alpelisib
- Where
- 16 sites in United States, Australia
- Volunteers
- 190 people
- Sponsor
- Olema Pharmaceuticals, Inc.
Metastatic Breast Cancer, ER Positive Breast Cancer
To Identify Primary Resistance to CDK4/6 Inhibitors in Breast Cancer
This is a multi-center biomarkers study aiming to prospectively collect biological samples from patients with ER+ and HER2-negative metastatic breast cancer, who are candidate to first-line treatment with an aromatase inhibitor…
- Conditions
- Metastatic Breast Cancer, ER Positive Breast Cancer, HER2-negative Breast Cancer
- Trial name
- TIRESIAS (NCT04660435)
- Testing
- Thymidine kinase activity
- Where
- Italy
- Volunteers
- 150 people
- Sponsor
- Fondazione Sandro Pitigliani
Early Stage Estrogen Receptor (ER) Positive Breast Cancer
Active Surveillance in Older Women With ER+ Breast Cancer
ACTIVE is a prospective, single-arm, phase I/IIa study examining an active surveillance strategy for small, screen-detected, luminal breast cancer.
- Trial name
- ACTIVE (NCT07262138)
- Testing
- Active Surveillance
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- University of Pittsburgh
Breast Cancer, HER2-positive Breast Cancer
Trial of Pre-operative Neratinib and Endocrine Therapy With Trastuzumab in ER-Positive, HER-2 Positive Breast Cancers
Patient will be treated with neratinib, an aromatase inhibitor and trastuzumab for 24 weeks prior to surgery, following an initial 3 weeks of neratinib alone, aromatase inhibitor alone or the combination of neratinib and an…
- Conditions
- Breast Cancer, HER2-positive Breast Cancer, ER Positive Breast Cancer, PR-Positive Breast Cancer
- Trial name
- NCT04886531
- Testing
- Neratinib, Letrozole (L) or Anastrozole (A), Trastuzumab
- Where
- 4 sites in United States
- Volunteers
- 30 people
- Sponsor
- Ruth O'Regan
Metastatic Breast Cancer, Triple Negative Breast Cancer
Toci +/- SOC Chemo for Metastatic Triple Negative and ER-positive, HER2-negative Breast Cancers
This is a randomized Phase II study of standard of care (SOC) chemotherapy monotherapy vs. SOC chemotherapy combined with tocilizumab biosimilar in Black and non-Black patients with metastatic triple negative and ER-positive…
- Conditions
- Metastatic Breast Cancer, Triple Negative Breast Cancer, Estrogen-receptor-low Breast Cancer, ER Positive, HER2 Negative Breast Cancer
- Trial name
- NCT05846789
- Testing
- SOC Chemotherapy, Tocilizumab/Tocilizumab Biosimilar
- Where
- 7 sites in United States
- Volunteers
- 168 people
- Sponsor
- Kathy Miller
Advanced ER-Positive HER2-Negative Breast Cancer
A Study to Investigate Efficacy and Safety With Oral AZD9833 Compared With Intramuscular Fulvestrant in Post-menopausal Women at Least 18 Years of Age With Advanced ER-positive HER2 Negative Breast Cancer
This study is randomized, open-label, parallel-group, multicentre Phase 2 study aimed to compare the efficacy and safety of oral AZD9833 versus intramuscular (IM) fulvestrant in women with advanced breast cancer.
- Trial name
- SERENA-2 (NCT04214288)
- Testing
- AZD9833, Fulvestrant
- Where
- 85 sites in United States, Belgium and 14 more
- Volunteers
- 240 people
- Sponsor
- AstraZeneca
Estrogen-receptor-positive Breast Cancer, Metastatic Breast Cancer
PhII Randomized CAPecitabine + ELAcestrant vs. Capecitabine Alone in ER+ Breast Cancer (CAPELA)
The goal of this research study is to compare a combination of two drugs, capecitabine and elacestrant to capecitabine alone as a treatment for advanced estrogen receptor-positive (ER+) breast cancer.
- Conditions
- Estrogen-receptor-positive Breast Cancer, Metastatic Breast Cancer, Breast Cancer, Hormone Receptor Positive Breast Cancer
- Trial name
- CAPELA (NCT07222215)
- Testing
- Capecitabine, Elacestrant
- Where
- United States
- Volunteers
- 297 people
- Sponsor
- Kristina A. Fanucci
Advanced Breast Cancer, ER-positive Breast Cancer
Elacestrant + Everolimus in Patients ER+/HER2-, ESR1mut, Advanced Breast Cancer Progressing to ET and CDK4/6i.
This trial will study a type of advanced breast cancer (ABC) defined as endocrine receptor (ER)-positive/human epidermal growth factor receptor 2(HER2)-negative and estrogen receptor 1 (ESR1)-mutated.
- Conditions
- Advanced Breast Cancer, ER-positive Breast Cancer, HER2-negative Breast Cancer, ESR1 Gene Mutation
- Trial name
- ADELA (NCT06382948)
- Testing
- Everolimus, Elacestrant, Auxiliary Medicinal Product - Dexamethasone
- Where
- 104 sites in Austria, Brazil and 7 more
- Volunteers
- 300 people
- Sponsor
- MedSIR