Independent directory Public ClinicalTrials.gov records United States
Condition Directory

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 October 31, 2026 Report an issue

ClinicalTrials.gov public records Last synced Oct 31, 2026, 3:57 AM 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
7078
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.

Reset condition filters
Clear filters
Showing 313–324 of 7,078 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

Open in full search
Conditions
Melanoma, Non-small Cell Lung Cancer, Squamous Cell Carcinoma (Skin), Renal Cell Carcinoma, Merkel Cell Carcinoma, Triple Negative Breast Cancer, Head and Neck Squamous Cell Carcinoma, Gastric Cancer/Gastroesophageal Junction Cancer, High Grade Serous Ovarian Carcinoma
Interventions
AZD6750, rilvegostomig
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
6
States / cities
Grand Rapids, Michigan • St Louis, Missouri • Pittsburgh, Pennsylvania + 3 more
Active, not recruiting Not applicable Interventional

Taking AIM at Breast Cancer

NCT04720209
Conditions
Breast Cancer, Breast Cancer Stage I, Breast Cancer Stage II, Breast Cancer Stage III
Interventions
CARE, TARE, Home-Based Stretching
Other
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
2
States / cities
Boston, Massachusetts
Conditions
Brest Cancer ER+ and HER2 Negative
Interventions
Letrozole
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years to 59 Years · Female only
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
1
States / cities
The Bronx, New York
Conditions
Breast Atypical Ductal Hyperplasia, Breast Ductal Carcinoma In Situ, Breast Lobular Carcinoma In Situ
Interventions
metformin hydrochloride, placebo
Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
25 Years to 55 Years · Female only
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
27
States / cities
Duarte, California • Los Angeles, California • South Pasadena, California + 18 more
Conditions
Gynecologic Cancers, Breast Cancer
Interventions
Mindful After Cancer Program
Behavioral
Lead sponsor
Oregon State University
Other
Eligibility
18 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
3
States / cities
Corvallis, Oregon • Philadelphia, Pennsylvania
Conditions
Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8
Interventions
Sham Intervention, Survey Administration, Transcranial Direct Current Stimulation
Procedure · Other · Device
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
60 Years to 85 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Breast Neoplasms, Neoplasm Metastasis
Interventions
LY4064809, Placebo, Ribociclib, Palbociclib, Abemaciclib, Anastrozole, Letrozole, Exemestane, Fulvestrant
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2033
U.S. locations
129
States / cities
Anchorage, Alaska • Chandler, Arizona • Phoenix, Arizona + 110 more
Conditions
Breast Cancer, Postoperative Recovery
Interventions
ERAS Protocol, Standard Perioperative Care
Other
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Omaha, Nebraska
Conditions
Breast Cancer Female, Psychological Distress
Interventions
Cognitively-Based Compassion Training for Survivors, Cognitively-Based Compassion Training for Dyads, Health Education
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older
Enrollment
452 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Malignant Breast Neoplasm, Malignant Colorectal Neoplasm, Malignant Pancreatic Neoplasm, Malignant Solid Neoplasm
Interventions
Computed Tomography, Fluorine F 18-fluoroazomycin Arabinoside, Positron Emission Tomography
Procedure · Radiation
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
1
States / cities
Houston, Texas
Conditions
Breast Neoplasms
Interventions
Imlunestrant, Goserelin, Tamoxifen 20 mg
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older · Female only
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
34
States / cities
Birmingham, Alabama • Chandler, Arizona • Phoenix, Arizona + 27 more
Recruiting No phase listed Observational

Genomic Services Research Program

NCT02595957
Conditions
Colon Cancer, Breast Cancer
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
1 Month to 105 Years
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2099
U.S. locations
1
States / cities
Bethesda, Maryland

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.