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Breast Cancer clinical trials

Directory of U.S. ClinicalTrials.gov public records for Breast Cancer. Browse Breast Cancer recruiting trials, filter by phase, sponsor, location, or intervention, and open the official ClinicalTrials.gov study record for each result.

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ClinicalTrials.gov public records Last synced Oct 26, 2026, 2:33 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official matching trials
7073
Shown on this page
12
Current sort
Recently updated
Condition scope
Breast Cancer
Additional filters apply within this condition.

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

How Breast Cancer studies are organized in the registry

Breast cancer listings are usually subtype-specific: receptor status appears directly in titles and condition fields, so subtype terms narrow results far better than stage words alone. Many studies also restrict to either early-stage or metastatic settings, which is visible in the title or eligibility section of the official record.

Terms that often appear in related listings

These describe how studies tend to be titled and grouped on ClinicalTrials.gov — they are search vocabulary, not medical guidance.

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These controls apply only within Breast Cancer. Default order is Recently updated. Add location, sponsor, treatment, or recruitment status to narrow this condition page further.

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Showing 13–24 of 7,073 matching trials for Breast Cancer.
Live ClinicalTrials.gov results.
Local aggregate panels are unavailable or hidden for filtered views. The result list above identifies its data source.

Live official records

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Conditions
Male Breast Cancer, Recurrent Breast Cancer, Stage IV Breast Cancer
Interventions
vorinostat, ixabepilone, laboratory biomarker analysis, pharmacological study
Drug · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2019
U.S. locations
2
States / cities
Duarte, California • South Pasadena, California
Conditions
TNBC, TNBC - Triple-Negative Breast Cancer, TNBC, Triple Negative Breast Cancer
Interventions
leronlimab (PRO 140)
Drug
Lead sponsor
CytoDyn, Inc.
Industry
Eligibility
18 Years and older
U.S. locations
1
States / cities
Salem, Oregon
Conditions
Breast Ductal Carcinoma In Situ, Invasive Breast Carcinoma, Multicentric Breast Carcinoma, Multifocal Breast Carcinoma, Synchronous Bilateral Breast Carcinoma
Interventions
Anastrozole, Exemestane, Laboratory Biomarker Analysis, Letrozole, Quality-of-Life Assessment, Systemic Chemotherapy, Tamoxifen Citrate
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
5,018 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2027
U.S. locations
1435
States / cities
Anniston, Alabama • Birmingham, Alabama • Mobile, Alabama + 881 more
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Culturally-Informed Counseling in Latinas at High Risk for Hereditary Breast or Ovarian Cancer

NCT01230346
Conditions
No Evidence of Disease, BRCA1 Syndrome, BRCA2 Syndrome, Hereditary Female Breast Carcinoma, Hereditary Ovarian Carcinoma
Interventions
questionnaire administration, survey administration, counseling intervention, educational intervention
Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
493 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2027
U.S. locations
3
States / cities
Duarte, California • Los Angeles, California • Sylmar, California
Conditions
Breast Carcinoma In Situ, Invasive Breast Carcinoma, Stage I Breast Cancer AJCC v7, Stage II Breast Cancer AJCC v6 and v7, Stage III Breast Cancer AJCC v7, Triple-Negative Breast Carcinoma
Interventions
Biospecimen Collection, Laboratory Biomarker Analysis, Patient Observation, Pembrolizumab, Quality-of-Life Assessment, Questionnaire Administration, Radiation Therapy
Procedure · Other · Biological + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
1,195 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
895
States / cities
Birmingham, Alabama • Daphne, Alabama • Mobile, Alabama + 637 more
Conditions
HR+/HER2- Breast Cancer
Interventions
BGB-43395, Letrozole, Abemaciclib, Palbociclib, Ribociclib
Drug
Lead sponsor
BeOne Medicines
Industry
Eligibility
18 Years and older
Enrollment
1,056 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2037
U.S. locations
84
States / cities
Birmingham, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 79 more
Conditions
Recurrent or Metastatic Solid Tumors
Interventions
Ifinatamab deruxtecan
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years and older
Enrollment
680 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
18
States / cities
Los Angeles, California • Whittier, California • Skokie, Illinois + 13 more
Conditions
Ductal Carcinoma in Situ
Interventions
Tamoxifen, Exemestane, Letrozole, Anastrazole, Testosterone + Anastrazole, Elacestrant, Z-endoxifen
Drug
Lead sponsor
QuantumLeap Healthcare Collaborative
Other
Eligibility
18 Years and older · Female only
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2033
U.S. locations
30
States / cities
Berkeley, California • Duarte, California • Irvine, California + 23 more
Conditions
Breast Cancer, Breast Carcinoma, Cancer of the Breast, Malignant Neoplasm of Breast
Interventions
Arm 1
Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 120 Years
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2034
U.S. locations
1
States / cities
Bethesda, Maryland
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Resistance and Aerobic Exercise for Prevention in Women With Dense Breasts (REP-D)

NCT06322888
Conditions
Breast Cancer, Breast Cancer Female
Interventions
Exercise Training Program
Behavioral
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years to 59 Years · Female only
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
2
States / cities
Boston, Massachusetts
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Natural History Study of Early Life Exposures in Agriculture (ELEA)

NCT07328516
Conditions
Prostate Cancer, Leukemia, Breast Cancer, Melanoma, Colorectal Cancer
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 99 Years
Enrollment
64,277 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Advanced Malignant Solid Neoplasm, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Locally Advanced Malignant Solid Neoplasm, Malignant Female Reproductive System Neoplasm, Metastatic HER2-Negative Breast Carcinoma, Metastatic Malignant Solid Neoplasm, Recurrent Endometrial Carcinoma, Recurrent Fallopian Tube Carcinoma, Recurrent Malignant Female Reproductive System Neoplasm, Recurrent Malignant Solid Neoplasm, Recurrent Ovarian Carcinoma, Recurrent Primary Peritoneal Carcinoma, Unresectable HER2-Negative Breast Carcinoma, Unresectable Malignant Solid Neoplasm
Interventions
Alpelisib, Binimetinib, Biopsy Procedure, Biospecimen Collection, Bone Marrow Aspiration, Bone Marrow Biopsy, Bone Scan, Computed Tomography, Echocardiography Test, Fluorouracil, Fulvestrant, Ipatasertib, Leucovorin, Magnetic Resonance Imaging, Multigated Acquisition Scan, Mutation Carrier Screening, Neratinib Maleate, Nilotinib Hydrochloride Monohydrate, Olaparib, Oxaliplatin, Paclitaxel, Palbociclib, Panitumumab, Positron Emission Tomography, Selumetinib Sulfate, Sotorasib
Drug · Procedure · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Not listed
Enrollment
2,900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
480
States / cities
Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 355 more

About this Breast Cancer clinical trials directory page

What this page lists
U.S. ClinicalTrials.gov public records that list Breast Cancer as a study condition, including recruiting, not yet recruiting, and active not recruiting trials across phase 1, phase 2, and phase 3.
How to narrow results
Use the filters above to scope by intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, age, or NCT ID within Breast Cancer.
Where the data comes from
Records are sourced from the official ClinicalTrials.gov public API. Each result links back to the official study page, which is the source of truth for eligibility, enrollment, and contact information.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, ranking of trials by quality, or AI-generated medical summaries.

Related: all condition pages, browse by drug or therapy, browse by U.S. city, browse by sponsor, or open the full search for Breast Cancer.