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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 17, 2026 Report an issue

ClinicalTrials.gov public records Last synced Oct 17, 2026, 6:09 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
1133
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 385–396 of 1,133 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
Metastatic Breast Cancer, Locally Advanced Breast Cancer, Breast Cancer
Interventions
Samuraciclib, Elacestrant Dihydrochloride
Drug
Lead sponsor
Carrick Therapeutics Limited
Industry
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
5
States / cities
Chicago, Illinois • Boston, Massachusetts • Cleveland, Ohio + 2 more
Conditions
Breast Cancer
Interventions
Tucatinib, Doxil
Drug
Lead sponsor
SCRI Development Innovations, LLC
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
8
States / cities
Columbia, Maryland • Bensalem, Pennsylvania • Nashville, Tennessee + 4 more
Conditions
Solid Tumor, Adult
Interventions
DF1001, Nivolumab, Nab paclitaxel, Sacituzumab Govitecan-hziy
Drug
Lead sponsor
Dragonfly Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
16
States / cities
Irvine, California • Los Angeles, California • San Diego, California + 13 more
Conditions
Advanced Breast Cancer
Interventions
ARV-471, Fulvestrant
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
624 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
87
States / cities
Encinitas, California • Fountain Valley, California • Fresno, California + 69 more
Conditions
Metastatic Breast Cancer (MBC)
Interventions
Not listed
Lead sponsor
Menarini Silicon Biosystems, INC
Industry
Eligibility
18 Years and older
Enrollment
187 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
HER2-positive Metastatic Breast Cancer
Interventions
Alpelisib, Tucatinib, Fulvestrant
Drug
Lead sponsor
Criterium, Inc.
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
4
States / cities
Aurora, Colorado • Fort Collins, Colorado • New Orleans, Louisiana + 1 more
Conditions
Advanced Malignant Solid Neoplasm, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, Anatomic Stage IIIB Breast Cancer AJCC v8, Anatomic Stage IIIC Breast Cancer AJCC v8, Estrogen Receptor Positive, HER2/Neu Negative, Metastatic Malignant Solid Neoplasm, Prognostic Stage III Breast Cancer AJCC v8, Prognostic Stage IIIA Breast Cancer AJCC v8, Prognostic Stage IIIB Breast Cancer AJCC v8, Prognostic Stage IIIC Breast Cancer AJCC v8, Recurrent Breast Carcinoma, TP53 wt Allele, Unresectable Malignant Solid Neoplasm
Interventions
MDM2/MDMX Inhibitor ALRN-6924, Paclitaxel
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Houston, Texas
Conditions
Breast Cancer Female
Interventions
Letrozole
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Breast Cancer
Interventions
Letrozole, Ribociclib, Placebo
Drug
Lead sponsor
Qamar Khan
Other
Eligibility
18 Years and older · Female only
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
13
States / cities
Little Rock, Arkansas • Duarte, California • Santa Ana, California + 9 more
Conditions
Breast, Metastatic, Triple Negative, Cancer, Disseminated Tumor Cell
Interventions
Capecitabine, Sarilumab 150mg or 200 mg plus Capecitabine, Sarilumab 150mg plus Capecitabine
Drug · Combination Product
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 99 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
3
States / cities
Los Angeles, California • Gainesville, Florida
Conditions
HER2 Positive Metastatic Breast Cancer
Interventions
ARX788
Drug
Lead sponsor
Ambrx, Inc.
Industry
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
25
States / cities
Los Angeles, California • Newport Beach, California • San Francisco, California + 22 more
Conditions
Breast Cancer Female, Breast Cancer, Male, Breast Cancer Stage I, Breast Cancer Stage II, Breast Cancer Stage III, Residual Disease, HER2-positive Breast Cancer, HER2 Positive Breast Carcinoma
Interventions
DC1 Vaccine, WOKVAC Vaccine
Biological
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
7
States / cities
Tampa, Florida • Atlanta, Georgia • Indianapolis, Indiana + 4 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.