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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.

By Clinical Trials Finder Guidance last reviewed June 10, 2026 Data synced November 15, 2026 Report an issue

ClinicalTrials.gov public records Last synced Nov 15, 2026, 2:14 PM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Official matching trials
7089
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.

Filter and sort this condition

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 1141–1152 of 7,089 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
Solid Tumor Malignancies, Metastatic Cancer, Breast Cancer, Colorectal Cancer, Lung Cancer, Bladder Cancer
Interventions
Expert Review, Blood or tissue samples collection., The Precision Oncology Navigation
Other
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Recruiting Not applicable Interventional Accepts healthy volunteers

Identifying and Caring for Individuals With Inherited Cancer Syndrome

NCT04494945
Conditions
BRCA1/2-Associated Hereditary Breast and Ovarian Cancer Syndrome, Breast Ductal Carcinoma In Situ, Hematopoietic and Lymphoid System Neoplasm, Hereditary Neoplastic Syndrome, Lynch Syndrome, Malignant Solid Neoplasm
Interventions
Biospecimen Collection, Genetic Counseling, Genetic Testing, Survey Administration
Procedure · Other
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
27,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
2
States / cities
Portland, Oregon
Conditions
Breast Cancer
Interventions
Olaparib, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
1,837 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2029
U.S. locations
368
States / cities
Anchorage, Alabama • Anchorage, Alaska • Gilbert, Arizona + 321 more
Conditions
Breast Cancer, Lobular Breast Carcinoma, Breast Carcinoma, Metastatic Breast Cancer, Metastatic Lobular Breast Carcinoma, Metastatic Breast Carcinoma
Interventions
18F-Fluoroestradiol PET/CT
Diagnostic Test
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Conditions
Breast Cancer, Pain, Lymphedema Arm
Interventions
The-Optimal-Lymph-Flow
Behavioral
Lead sponsor
University of Missouri, Kansas City
Other
Eligibility
18 Years to 89 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Kansas City, Missouri
Conditions
Breast Cancer
Interventions
Taking Charge during Treatment (TCT) Intervention
Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
2
States / cities
Chicago, Illinois • Wauwatosa, Wisconsin
Conditions
Anatomic Stage 0 Breast Cancer AJCC v8, Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, Breast Adenocarcinoma, Breast Ductal Carcinoma In Situ, Estrogen Receptor-Positive Breast Carcinoma, Progesterone Receptor-Positive Breast Carcinoma
Interventions
Biospecimen Collection, BRC-001, Placebo Administration, Questionnaire Administration
Procedure · Drug · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Duarte, California
Conditions
Ovarian, Breast, SCLC, Gastric Cancers
Interventions
Olaparib, MEDI4736, Bevacizumab
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
7
States / cities
Newnan, Georgia • Towson, Maryland • Boston, Massachusetts + 4 more
Conditions
Breast Cancer, Sarcoma, Gastric Cancer, Lung Cancer, Head and Neck Cancer, Colorectal Cancer, Ovarian Cancer, Liver Cancer, Genitourinary Cancer, Gynecologic Cancer, Urinary Bladder Cancer, Leukemia, Lymphoid Leukemia, Myeloma Multiple, Prostate Cancer, Pancreas Cancer, Non-hodgkin Lymphoma, Hodgkin Lymphoma, Brain Cancer, Melanoma, Mycosis Fungoides, Kidney Cancer
Interventions
Riluzole, Placebo
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Orange, California
Conditions
Mesothelioma, Mesotheliomas Pleural, Mesothelioma, Malignant, Mesothelioma Peritoneum, Ovarian Cancer, Ovarian Serous Adenocarcinoma, Pancreatic Cancer, Pancreatic Adenocarcinoma, Colorectal Cancer, Triple Negative Breast Cancer, TNBC - Triple-Negative Breast Cancer, Ovarian Adenocarcinoma, Pancreatic Neoplasms, Colorectal Neoplasms, Ovarian Neoplasms, Cholangiocarcinoma, Non Small Cell Lung Cancer
Interventions
TC-510, Fludarabine, Cyclophosphamide
Biological · Drug
Lead sponsor
TCR2 Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
7
States / cities
San Franciso, California • Miami, Florida • Bethesda, Maryland + 4 more
Conditions
Breast, Breast Cancer
Interventions
pegfilgrastim
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older · Female only
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2041
U.S. locations
2
States / cities
Charlotte, North Carolina • Winston-Salem, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers Results available

Wide Field OCT + AI for Positive Margin Rates in Breast Conservation Surgery.

NCT05113927
Conditions
Breast Cancer
Interventions
Selene
Device
Lead sponsor
Perimeter Medical Imaging
Industry
Eligibility
18 Years and older · Female only
Enrollment
613 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
10
States / cities
Jacksonville, Florida • Tampa, Florida • Meadowbrook, Pennsylvania + 6 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.