Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 7, 2026, 2:35 PM EDT

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Showing 145–168 of 393 matching trials from the live ClinicalTrials.gov search.
Conditions
Bilateral Breast Carcinoma, HER2-Negative Breast Carcinoma, Localized Breast Carcinoma, Recurrent Breast Carcinoma, Triple-Negative Breast Carcinoma
Interventions
Berzosertib, Biospecimen Collection, Quality-of-Life Assessment, Questionnaire Administration, Radiation Therapy
Drug · Procedure · Other + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
14
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Sacramento, California + 10 more
Conditions
Receptors, Estrogen, Genes, Erbb-2, Breast Neoplasms
Interventions
Palbociclib (75, 100, 125 milligram [mg]), H3B-6545 (150, 300, 450 mg)
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
5
States / cities
Sarasota, Florida • Boston, Massachusetts • Kansas City, Missouri + 2 more
Conditions
Estrogen Receptor Negative, Estrogen Receptor Positive, HER2/Neu Negative, HER2/Neu Positive, Progesterone Receptor Negative, Progesterone Receptor Positive, Recurrent Breast Carcinoma, Stage IIIC Breast Cancer AJCC v6, Stage IV Breast Cancer AJCC v6 and v7
Interventions
Bevacizumab, Ixabepilone, Laboratory Biomarker Analysis, Nab-paclitaxel, Paclitaxel, Questionnaire Administration
Biological · Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
799 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2017
U.S. locations
703
States / cities
Scottsdale, Arizona • Fort Smith, Arkansas • Jonesboro, Arkansas + 472 more
Conditions
Breast Cancer Female
Interventions
SABR
Radiation
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
65 Years and older · Female only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Breast Cancer
Interventions
Ribociclib, Anastrozole, Letrozole, Goserelin
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 100 Years · Female only
Enrollment
376 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
14
States / cities
Mobile, Alabama • Greenbrae, California • Longmont, Colorado + 11 more
Conditions
Early Stage Estrogen Receptor (ER) Positive Breast Cancer
Interventions
Active Surveillance
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
70 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Estrogen-receptor-positive Breast Cancer, Metastatic Breast Cancer, Breast Cancer, Hormone Receptor Positive Breast Cancer, Human Epidermal Growth Factor 2 Negative Carcinoma of Breast, HER2- Breast Cancer, ESR1 Gene Mutation, ER Wildtype, Breast Neoplasms
Interventions
Capecitabine, Elacestrant
Drug
Lead sponsor
Kristina A. Fanucci
Other
Eligibility
18 Years and older
Enrollment
297 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Breast Cancer
Interventions
Cryoablation
Procedure
Lead sponsor
Saint John's Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Santa Monica, California
Conditions
Breast Adenocarcinoma, Estrogen Receptor Positive, HER2/Neu Negative, Recurrent Breast Carcinoma, Stage IIB Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer, Stage IV Breast Cancer
Interventions
Cyclophosphamide, Doxorubicin Hydrochloride, Laboratory Biomarker Analysis, Paclitaxel, Therapeutic Conventional Surgery, Triciribine Phosphate
Drug · Other · Procedure
Lead sponsor
Prescient Therapeutics, Ltd.
Industry
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2020
U.S. locations
2
States / cities
Tampa, Florida • The Bronx, New York
Conditions
Breast Cancer
Interventions
Elacestrant, Onapristone
Drug
Lead sponsor
Context Therapeutics Inc.
Industry
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Breast Neoplasms
Interventions
PD-0332991, Letrozole, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older · Female only
Enrollment
666 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2023
U.S. locations
136
States / cities
Bellflower, California • Beverly Hills, California • Fullerton, California + 83 more
Conditions
Estrogen Receptor-negative Breast Cancer, Estrogen Receptor-positive Breast Cancer, HER2-positive Breast Cancer, Progesterone Receptor-negative Breast Cancer, Progesterone Receptor-positive Breast Cancer, Stage IA Breast Cancer, Stage IB Breast Cancer, Stage II Breast Cancer, Stage IIIA Breast Cancer
Interventions
doxorubicin hydrochloride, cyclophosphamide, paclitaxel, filgrastim, capecitabine, methotrexate, vinorelbine tartrate, needle biopsy, therapeutic conventional surgery, immunohistochemistry staining method, trastuzumab, tamoxifen citrate, letrozole, laboratory biomarker analysis
Drug · Biological · Procedure + 1 more
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Breast Cancer
Interventions
AC682
Drug
Lead sponsor
Accutar Biotechnology Inc
Industry
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
5
States / cities
Denver, Colorado • Orlando, Florida • Sarasota, Florida + 2 more
Completed Phase 1Phase 2 Interventional Results available

A Study of ZN-c5 in Subjects With Breast Cancer

NCT03560531
Conditions
Breast Cancer
Interventions
ZN-c5, Palbociclib
Drug
Lead sponsor
Zeno Alpha Inc.
Industry
Eligibility
18 Years and older
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
11
States / cities
Tucson, Arizona • Los Angeles, California • Bethesda, Maryland + 6 more
Conditions
Breast Cancer
Interventions
Fulvestrant, Anastrozole, Everolimus, Placebo - Anastrozole, Placebo - Everolimus
Drug
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years and older · Female only
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
223
States / cities
Anchorage, Alaska • Scottsdale, Arizona • Tucson, Arizona + 150 more
Conditions
Breast Cancer, Solid Tumors, Adult
Interventions
STX-478, Fulvestrant, Ribociclib, Palbociclib, Letrozole, Anastrozole, Exemestane, Tamoxifen, Abemaciclib, Imlunestrant, Metformin
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
880 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
28
States / cities
Los Angeles, California • San Francisco, California • Aurora, Colorado + 22 more
Conditions
Estrogen Receptor-positive Breast Cancer, HER2-positive Breast Cancer, Stage IA Breast Cancer, Stage IB Breast Cancer, Stage II Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer, Stage IV Breast Cancer
Interventions
doxorubicin hydrochloride, cyclophosphamide, filgrastim, paclitaxel albumin-stabilized nanoparticle formulation, trastuzumab, laboratory biomarker analysis, quality-of-life assessment
Drug · Biological · Other + 1 more
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Breast Cancer
Interventions
Enzalutamide, exemestane, Placebo (for enzalutamide)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older · Female only
Enrollment
247 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2024
U.S. locations
89
States / cities
Aurora, Colorado • Colorado Springs, Colorado • Lakewood, Colorado + 54 more
Conditions
Breast Cancer, Stage IV Breast Cancer
Interventions
tamoxifen
Drug
Lead sponsor
ECOG-ACRIN Cancer Research Group
Network
Eligibility
18 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2022
U.S. locations
292
States / cities
Birmingham, Alabama • Mobile, Alabama • Fort Smith, Arkansas + 203 more
Conditions
Advanced or Metastatic Breast Cancer
Interventions
PF-07220060 CDK4 inhibitor, Fulvestrant, Everolimus, Exemestane
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
333 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
9
States / cities
Irvine, California • Los Angeles, California • Newport Beach, California + 3 more
Conditions
Breast Cancer
Interventions
Elacestrant, Anastrozole, Letrozole, Exemestane, Tamoxifen
Drug
Lead sponsor
Stemline Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
4,220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2032
U.S. locations
176
States / cities
Daphne, Alabama • Chandler, Arizona • Gilbert, Arizona + 139 more
Conditions
Metastatic Breast Carcinoma, Stage IIIB Breast Cancer AJCC v7, Stage IIIC Breast Cancer AJCC v7, Stage IV Breast Cancer AJCC v6 and v7
Interventions
Bortezomib, Fulvestrant, Laboratory Biomarker Analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2021
U.S. locations
21
States / cities
Farmington, Connecticut • New Haven, Connecticut • Weston, Florida + 8 more
Conditions
Stage 0 Breast Cancer AJCC v6 and v7, Stage I Breast Cancer AJCC v7, Stage IA Breast Cancer AJCC v7, Stage IB Breast Cancer AJCC v7, Stage II Breast Cancer AJCC v6 and v7, Stage IIA Breast Cancer AJCC v6 and v7, Stage IIB Breast Cancer AJCC v6 and v7
Interventions
Exemestane, Laboratory Biomarker Analysis, Pharmacological Study, Placebo Administration, Quality-of-Life Assessment, Questionnaire Administration, Therapeutic Conventional Surgery
Drug · Other · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Up to 75 Years · Female only
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
3
States / cities
Tampa, Florida • New York, New York • Houston, Texas
Conditions
Breast Cancer
Interventions
Neratinib, Fulvestrant
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
6
States / cities
Indianapolis, Indiana • Brewer, Maine • Boston, Massachusetts + 3 more