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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 21, 2026, 4:52 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
679
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 565–576 of 679 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
Breast Cancer
Interventions
Radiation Therapy (RT), Capecitabine, Trastuzumab, Paclitaxel
Radiation · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 90 Years · Female only
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2014
U.S. locations
1
States / cities
New York, New York
Conditions
Estrogen Receptor Positive, Progesterone Receptor Positive, Recurrent Breast Carcinoma, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer, Stage IV Breast Cancer
Interventions
Alisertib, Fulvestrant, Laboratory Biomarker Analysis
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Breast Neoplasms
Interventions
Exemestane, Letrozole, Anastrozole, Leuprolide Acetate, Pertuzumab, Trastuzumab
Drug
Lead sponsor
Midwestern Regional Medical Center
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
2
States / cities
Newnan, Georgia • Zion, Illinois
Conditions
Breast Cancer
Interventions
Lifestyle intervention, Mail-based
Behavioral
Lead sponsor
Ontario Clinical Oncology Group (OCOG)
Other
Eligibility
Female only
Enrollment
338 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2018
U.S. locations
4
States / cities
Torrance, California • Boston, Massachusetts • Seattle, Washington
Conditions
Breast Cancer
Interventions
alpelisib, buparlisib, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
340 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
23
States / cities
Birmingham, Alabama • Fayetteville, Arkansas • Los Angeles, California + 16 more
Conditions
PIK3CA Mutated Advanced Solid Tumors, PIK3CA Amplified Advanced Solid Tumors
Interventions
BYL719, AMG 479
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
4
States / cities
Los Angeles, California • Boston, Massachusetts • New York, New York + 1 more
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Cognition in the Study of Tamoxifen and Raloxifene

NCT00687102
Conditions
Cognition, Aging
Interventions
tamoxifen, raloxifene
Drug
Lead sponsor
Wake Forest University
Other
Eligibility
65 Years and older · Female only
Enrollment
1,498 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2008
U.S. locations
127
States / cities
Phoenix, Arizona • Tucson, Arizona • Camp Pendleton, California + 102 more
Conditions
Ductal Carcinoma in Situ, Estrogen Receptor-positive Breast Cancer, Progesterone Receptor-positive Breast Cancer, Stage I Breast Cancer, Stage II Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer
Interventions
letrozole, zoledronic acid
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older · Female only
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Ductal Carcinoma In Situ, Breast Cancer
Interventions
Active Comparator: Progressive Resistance Training (PRT) and a healthy diet, Experimental: PRT and a healthy diet, plus weight loss
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older · Female only
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Breast Cancer
Interventions
bevacizumab, carboplatin, nab-paclitaxel, Surgery, Adjuvant chemotherapy
Drug · Procedure
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Estrogen Receptor Positive, Invasive Breast Carcinoma, Recurrent Breast Carcinoma, Stage IV Breast Cancer AJCC v6 and v7
Interventions
Akt Inhibitor MK2206, Anastrozole, Fulvestrant, Laboratory Biomarker Analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Breast Neoplasm Female
Interventions
Prompts to report symptoms via study app, Clinical Alerts
Behavioral
Lead sponsor
University of Tennessee
Other
Eligibility
18 Years and older · Female only
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
Memphis, Tennessee

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.