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ClinicalTrials.gov public records Last synced Oct 22, 2026, 4:43 AM EDT

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Showing 1–24 of 81 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Neoadjuvant endocrine therapy Clear all
Active, not recruiting Phase 2 Interventional

CompassHER2-pCR: Decreasing Chemotherapy for Breast Cancer Patients After Pre-surgery Chemo and Targeted Therapy

NCT04266249
View directory record Official record
Conditions
Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage IIA Breast Cancer AJCC v8, Anatomic Stage IIB Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, Invasive Breast Carcinoma, Prognostic Stage II Breast Cancer AJCC v8, Prognostic Stage IIA Breast Cancer AJCC v8, Prognostic Stage IIB Breast Cancer AJCC v8, Prognostic Stage IIIA Breast Cancer AJCC v8
Interventions
Docetaxel, Lumpectomy, Mastectomy, Nab-paclitaxel, Paclitaxel, Pertuzumab, Radiation Therapy, Trastuzumab, Trastuzumab Emtansine
Drug · Procedure · Biological + 1 more
Lead sponsor
ECOG-ACRIN Cancer Research Group
Network
Eligibility
18 Years and older
Enrollment
2,175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2038
U.S. locations
999
States / cities
Birmingham, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 674 more
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Completed Early Phase 1 Interventional

Pilot Trial of Chemohormonal Therapy Followed by Prostatectomy in High Risk Prostate Cancer

NCT03358563
View directory record Official record
Conditions
Prostate Cancer
Interventions
Docetaxel, Degarelix, Bicalutamide, Ferumoxytol-enhanced MRI imaging
Drug · Radiation
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 3, 2024 · Synced Oct 22, 2026, 4:43 AM EDT
Recruiting Not applicable Interventional

Multicenter Trial for Eliminating Breast Cancer Surgery or Radiotherapy in Exceptional Responders to Neoadjuvant Systemic Therapy

NCT02945579
View directory record Official record
Conditions
Estrogen Receptor Negative, HER2 Positive Breast Carcinoma, HER2/Neu Negative, Invasive Breast Carcinoma, Progesterone Receptor Negative, 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, Triple-Negative Breast Carcinoma
Interventions
Undergo EBRT, Laboratory Biomarker Analysis, Quality-of-Life Assessment, Questionnaire Administration, Partial Breast Irradiation
Radiation · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
30 Years and older · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
8
States / cities
Gilbert, Arizona • Jacksonville, Florida • Honolulu, Hawaii + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Recruiting Phase 2 Interventional

Concurrent Neoadjuvant Chemo/Endocrine Therapy in HER2+ Breast Cancer

NCT07506876
View directory record Official record
Conditions
Breast Cancer - Infiltrating Ductal Carcinoma, HER-2 Positive Breast Cancer
Interventions
Concurrent endocrine therapy with the chemotherapy and HER2 directed therapy
Drug
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
4
States / cities
Gresham, Oregon • Portland, Oregon • Tualatin, Oregon + 1 more
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Active, not recruiting Phase 2 Interventional

Neoadjuvant Endocrine Therapy, Palbociclib, Avelumab in Estrogen Receptor Positive Breast Cancer

NCT03573648
View directory record Official record
Conditions
Breast Cancer
Interventions
Avelumab, Endocrine therapy, Palbociclib
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
4
States / cities
Birmingham, Alabama • Washington D.C., District of Columbia • Baltimore, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Recruiting Phase 3 Interventional

Pre-Operative Window of ET to Inform RT Decisions (POWER II)

NCT06507618
View directory record Official record
Conditions
Breast Cancer Female
Interventions
Tamoxifen, Letrozole, Anastrozole, or Exemestane
Drug
Lead sponsor
University of Virginia
Other
Eligibility
65 Years and older · Female only
Enrollment
354 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2034
U.S. locations
6
States / cities
New Haven, Connecticut • Charlottesville, Virginia • Culpeper, Virginia + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Recruiting Phase 2 Interventional

Ph2 Study for Optimization of Adjunct Systemic Therapy in HER2+ Patients, MolecularPCR Trial

NCT07407920
View directory record Official record
Conditions
Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Early Stage HER2-Positive Breast Carcinoma, Early Stage Triple-Negative Breast Carcinoma
Interventions
Biospecimen Collection, Hormone Therapy, Pembrolizumab, Pertuzumab, Trastuzumab
Procedure · Drug · Biological
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Pembrolizumab in Treating Patients With Hormone Receptor Positive, Localized Inflammatory Breast Cancer Who Are Receiving Hormone Therapy and Did Not Achieve a Pathological Complete Response to Chemotherapy

NCT02971748
View directory record Official record
Conditions
Anatomic Stage IIIB Breast Cancer AJCC v8, Anatomic Stage IIIC Breast Cancer AJCC v8, Breast Inflammatory Carcinoma, Prognostic Stage IIIB Breast Cancer AJCC v8, Prognostic Stage IIIC Breast Cancer AJCC v8
Interventions
Pembrolizumab
Biological
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Active, not recruiting Phase 2 Interventional

A Study of Shorter Course Hormone Therapy and Radiation for High-risk Prostate Cancer

NCT05100472
View directory record Official record
Conditions
Prostate Cancer
Interventions
Androgen deprivation therapy (ADT), Brachytherapy, Hypofractionated pelvic External beam radiation
Biological · Radiation
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Oct 22, 2026, 4:43 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Neoadjuvant Hormonal Therapy Combined With Chemoimmunotherapy

NCT02345772
View directory record Official record
Conditions
HER2-positive Breast Cancer, ER-positive Breast Cancer
Interventions
fulvestrant 500 mg, Docetaxel, Trastuzumab (H, 8mg/kg, Pertuzumab (P, 840 mg
Drug
Lead sponsor
Western Regional Medical Center
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Goodyear, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 20, 2018 · Synced Oct 22, 2026, 4:43 AM EDT
Completed No phase listed Observational

Nodal Burden and Nodal Recurrence in Patients With Isolated Tumor Cells After Neoadjuvant Chemotherapy Treated With Axillary Dissection or Nodal Radiation: the OPBC-05/EUBREAST-14R/ICARO Study

NCT06464341
View directory record Official record
Conditions
Breast Cancer
Interventions
Observational study no intervention
Other
Lead sponsor
University Hospital, Basel, Switzerland
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
583 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
20
States / cities
Phoenix, Arizona • Los Angeles, California • Miami, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Jan 20, 2025 · Synced Oct 22, 2026, 4:43 AM EDT
Recruiting Phase 2 Interventional

I-SPY TRIAL: Neoadjuvant and Personalized Adaptive Novel Agents to Treat Breast Cancer

NCT01042379
View directory record Official record
Conditions
Breast Neoplasms, Breast Cancer, Breast Tumors, Angiosarcoma, TNBC - Triple-Negative Breast Cancer, HER2-positive Breast Cancer, HER2-negative Breast Cancer, Hormone Receptor Positive Tumor, Hormone Receptor Negative Tumor, Early-stage Breast Cancer, Locally Advanced Breast Cancer
Interventions
Standard Therapy, AMG 386 with or without Trastuzumab, AMG 479 (Ganitumab) plus Metformin, MK-2206 with or without Trastuzumab, AMG 386 and Trastuzumab, T-DM1 and Pertuzumab, Pertuzumab and Trastuzumab, Ganetespib, ABT-888, Neratinib, PLX3397, Pembrolizumab - 4 cycle, Talazoparib plus Irinotecan, Patritumab and Trastuzumab, Pembrolizumab - 8 cycle, SGN-LIV1A, Durvalumab plus Olaparib, SD-101 + Pembrolizumab, Tucatinib plus trastuzumab and pertuzumab, Cemiplimab, Cemiplimab plus REGN3767, Trilaciclib with or without trastuzumab + pertuzumab, SYD985 ([vic-]trastuzumab duocarmazine), Oral Paclitaxel + Encequidar + Dostarlimab (TSR-042) + Carboplatin with or without trastuzumab, Oral Paclitaxel + Encequidar + Dostarlimab (TSR-042) with or without trastuzumab, Amcenestrant, Amcenestrant + Abemaciclib, Amcenestrant + Letrozole, ARX788, ARX788 + Cemiplimab, VV1 + Cemiplimab, Datopotamab deruxtecan, Datopotamab deruxtecan + Durvalumab, Zanidatamab, Lasofoxifene, Z-endoxifen, ARV-471, ARV-471 + Letrozole, ARV-471 + Abemaciclib, Endoxifen + Abemaciclib, Rilvegostomig + TDXd, Dan222 + Niraparib, Sarilumab + Cemiplimab + Paclitaxel, GSK 5733584, GSK 5733584 + Dostarlimab, Ivonescimab (20mg/kg Q3W)
Drug
Lead sponsor
QuantumLeap Healthcare Collaborative
Other
Eligibility
18 Years and older
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2031
U.S. locations
42
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Tucson, Arizona + 36 more
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Recruiting Phase 2 Interventional

Predicting Response to Neoadjuvant Endocrine Therapy (Neo-PREDICT)

NCT06806930
View directory record Official record
Conditions
Breast Cancer Stage I, Breast Cancer Stage II, Breast Cancer Stage III, Carcinoma, Breast
Interventions
Neoadjuvant endocrine therapy
Drug
Lead sponsor
George Washington University
Other
Eligibility
21 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Completed Phase 2 Interventional

Neoadjuvant Endocrine Therapy in ER-positive, HER2-negative Early Stage Breast Cancer

NCT05150652
View directory record Official record
Conditions
Breast Cancer, HER2-negative Breast Cancer, Node-negative Breast Cancer, Breast Carcinoma
Interventions
Anastrozole 1mg, Letrozole 2.5mg, Exemestane 25 mg, Tamoxifen
Drug
Lead sponsor
Irada Ibrahim-zada
Other
Eligibility
18 Years to 99 Years · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Terminated Phase 2 Interventional Results available

Biomarkers in Women Receiving Chemotherapy & Celecoxib for Stage II or Stage III Breast Cancer Removable by Surgery

NCT00665457
View directory record Official record
Conditions
Breast Cancer
Interventions
filgrastim, capecitabine, celecoxib, cyclophosphamide, docetaxel, doxorubicin hydrochloride, gene expression analysis, polymorphism analysis, protein expression analysis, reverse transcriptase-polymerase chain reaction, imaging biomarker analysis, immunohistochemistry staining method, laboratory biomarker analysis, pharmacogenomic studies, dynamic contrast-enhanced magnetic resonance imaging, needle biopsy, neoadjuvant therapy, radiomammography, ultrasound imaging
Biological · Drug · Genetic + 2 more
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 120 Years · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 13, 2023 · Synced Oct 22, 2026, 4:43 AM EDT
Terminated Phase 2 Interventional Results available

Neoadjuvant Chemohormonal Therapy Followed by Salvage Surgery for High Risk PSA

NCT01531205
View directory record Official record
Conditions
Prostate Cancer
Interventions
Androgen Ablation, Cabazitaxel, Salvage Therapy, Neoadjuvant Treatment - Hormonal Therapy, Neoadjuvant Treatment - Cabazitaxel
Drug
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older · Male only
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Nov 5, 2014 · Synced Oct 22, 2026, 4:43 AM EDT
Recruiting Phase 1 Interventional

Relugolix + Enzalutamide Study in High-Risk Prostate Cancer

NCT06130995
View directory record Official record
Conditions
Androgen Deprivation Therapy, Locally Advanced Prostate Cancer
Interventions
Relugolix and Enzalutamide
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older · Male only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Completed Phase 1Phase 2 Interventional

CP-675,206 With Neoadjuvant Hormone Therapy in Patients With High Risk Prostate Cancer

NCT00075192
View directory record Official record
Conditions
Prostatic Neoplasms
Interventions
CP-675,206 and leuprolide acetate and bicalutamide, leuprolide acetate and bicalutamide
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older · Male only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
11
States / cities
La Masa, California • Washington D.C., District of Columbia • Gallatin, Tennessee + 5 more
Source: ClinicalTrials.gov public record
Updated Jun 6, 2012 · Synced Oct 22, 2026, 4:43 AM EDT
Recruiting No phase listed Observational

Development of Patient Derived Xenografts (PDX) in Patients With Breast Cancer

NCT04703244
View directory record Official record
Conditions
Breast Cancer, Residual
Interventions
chemotherapy or endocrine therapy for breast cancer
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
999 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2042
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Active, not recruiting Phase 1 Interventional

Safety and Immune Response to a Mammaglobin-A DNA Vaccine In Breast Cancer Patients Undergoing Neoadjuvant Endocrine Therapy

NCT02204098
View directory record Official record
Conditions
Breast Cancer, Breast Carcinoma, Malignant Neoplasm of Breast
Interventions
Mammaglobin-A DNA Vaccine, Optional biopsy
Biological · Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2028
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Not yet recruiting Phase 2 Interventional

De-EscaLaTion of Aromatase Inhibitor Therapy: A Randomized Phase II Study of De-escalated Letrozole in Hormone Receptor-Positive Early Breast Cancer

NCT07866430
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 8, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Active, not recruiting Phase 2 Interventional Results available

A Phase 2 Study of Eribulin Followed by AC as Preoperative Therapy for HER2-negative Inflammatory Breast Cancer

NCT02623972
View directory record Official record
Conditions
Inflammatory Breast Cancer, Human Epidermal Growth Factor 2 Negative Carcinoma of Breast
Interventions
Eribulin, Adriamycin, Cyclophosphamide
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Oct 22, 2026, 4:43 AM EDT
Completed No phase listed Observational

Chemotherapy Monitoring With Breast Computed Tomography (CT)

NCT00808041
View directory record Official record
Conditions
Breast Cancer
Interventions
Dedicated breast computed tomography imaging
Device
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 23, 2015 · Synced Oct 22, 2026, 4:43 AM EDT
Recruiting Phase 2 Interventional

Endocrine Treatment Alone for Elderly Patients With Estrogen Receptor Positive Operable Breast Cancer and Low Recurrence Score

NCT02476786
View directory record Official record
Conditions
Breast Cancer, Cancer of Breast, Breast Neoplasms, Cancer of the Breast
Interventions
FACT-B, Goserelin, Anastrozole, Exemestane, Fulvestrant, Tamoxifen, Archived tissue collection
Behavioral · Drug · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
70 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2032
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Oct 22, 2026, 4:43 AM EDT