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ClinicalTrials.gov public records Last synced Oct 17, 2026, 1:57 AM EDT

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Showing 25–48 of 61 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Entinostat Clear all
Completed Phase 1 Interventional

Cardiac Safety Study of Entinostat in Men and Women With Advanced Solid Tumors

NCT02897778
View directory record Official record
Conditions
Neoplasms, Neoplasms, Glandular and Epithelial, Neoplasms by Histologic Type, Bronchial Neoplasms, Lung Neoplasms, Respiratory Tract Neoplasms, Thoracic Neoplasms, Digestive System Neoplasms, Endocrine Gland Neoplasms, Carcinoma, Non-Small-Cell Lung, Lung Diseases, Breast Neoplasms, Breast Diseases, Renal Neoplasm, Solid Tumors
Interventions
Entinostat, Placebo
Drug
Lead sponsor
Syndax Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Apr 28, 2022 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 1 Interventional Results available

Testing the Safety and Efficacy of the Combination of the Antibody Pembrolizumab and Entinostat in Patients With Myelodysplastic Syndrome Who Are Not Responding to Hypomethylating Agents

NCT02936752
View directory record Official record
Conditions
Myelodysplastic Syndrome
Interventions
Entinostat, Pembrolizumab
Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
19
States / cities
New Haven, Connecticut • Washington D.C., District of Columbia • Chicago, Illinois + 13 more
Source: ClinicalTrials.gov public record
Updated Mar 25, 2025 · Synced Oct 17, 2026, 1:57 AM EDT
Terminated Phase 1 Interventional Results available

BN-Brachyury, Entinostat, Adotrastuzumab Emtansine and M7824 in Advanced Stage Breast Cancer (BrEAsT)

NCT04296942
View directory record Official record
Conditions
Breast Cancer, Triple Negative Breast Cancer, HER2+ Breast Cancer, Hormone Receptor Negative Breast Cancer, Metastatic Breast Cancer
Interventions
Brachyury-TRICOM, Entinostat, M7824, Ado-trastuzumab emtansine
Biological · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 11, 2022 · Synced Oct 17, 2026, 1:57 AM EDT
Terminated Phase 2 Interventional Results available

A Phase 2 Multi-Center Study of Entinostat (SNDX-275) in Patient With Relapsed or Refractory Hodgkin's Lymphoma

NCT00866333
View directory record Official record
Conditions
Hodgkin's Lymphoma
Interventions
Entinostat
Drug
Lead sponsor
Syndax Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
6
States / cities
Beverly Hills, California • Denver, Colorado • Baltimore, Maryland + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2019 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 1 Interventional

MS-275 in Treating Patients With Advanced Solid Tumors or Lymphoma

NCT00020579
View directory record Official record
Conditions
Cancer
Interventions
entinostat
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2008
U.S. locations
3
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 15, 2012 · Synced Oct 17, 2026, 1:57 AM EDT
Terminated Phase 2 Interventional Results available

Azacitidine and Entinostat in Treating Patients With Stage I Non-Small Cell Lung Cancer That Has Been Removed By Surgery

NCT01207726
View directory record Official record
Conditions
Stage IA Non-Small Cell Lung Carcinoma, Stage IB Non-Small Cell Lung Carcinoma
Interventions
Azacitidine, Entinostat, Laboratory Biomarker Analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
9
States / cities
Los Angeles, California • Tampa, Florida • Annapolis, Maryland + 4 more
Source: ClinicalTrials.gov public record
Updated Feb 5, 2019 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 1 Interventional

MS-275 in Treating Patients With Hematologic Cancer

NCT00015925
View directory record Official record
Conditions
Leukemia, Multiple Myeloma and Plasma Cell Neoplasm, Myelodysplastic Syndromes, Myelodysplastic/Myeloproliferative Diseases
Interventions
entinostat
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2001
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 10, 2010 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 2 Interventional Results available

Azacitidine and Entinostat in Treating Patients With Advanced Breast Cancer

NCT01349959
View directory record Official record
Conditions
Male Breast Carcinoma, Recurrent Breast Carcinoma, Stage IIIC Breast Cancer AJCC v7, Stage IV Breast Cancer AJCC v6 and v7, Triple-Negative Breast Carcinoma
Interventions
Azacitidine, Entinostat, Laboratory Biomarker Analysis, Pharmacological Study
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2023
U.S. locations
7
States / cities
Duarte, California • Los Angeles, California • Sacramento, California + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 27, 2025 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 1 Interventional

MS-275 and Azacitidine in Treating Patients With Myelodysplastic Syndromes, Chronic Myelomonocytic Leukemia, or Acute Myeloid Leukemia

NCT00101179
View directory record Official record
Conditions
Acute Myeloid Leukemia, Chronic Myelomonocytic Leukemia, de Novo Myelodysplastic Syndrome, Leukemia, Myelodysplastic Syndrome, Recurrent Adult Acute Myeloid Leukemia, Secondary Acute Myeloid Leukemia, Secondary Myelodysplastic Syndrome
Interventions
Azacitidine, Entinostat
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2014
U.S. locations
3
States / cities
Baltimore, Maryland • New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 18, 2019 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 1 Interventional Results available

To Determine the Safety of Regorafenib, Hydroxychloroquine, and Entinostat Metastatic Colorectal Cancer

NCT03215264
View directory record Official record
Conditions
Colorectal Cancer
Interventions
hydroxychloroquine, entinostat, regorafenib
Drug
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 9, 2023 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Examine the Effects of Entinostat on Midazolam in Healthy Adult Subjects

NCT03187015
View directory record Official record
Conditions
Drug Interaction, Healthy Volunteer
Interventions
Entinostat, Midazolam
Drug
Lead sponsor
Syndax Pharmaceuticals
Industry
Eligibility
19 Years to 55 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Aug 16, 2018 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Study of Avelumab With or Without Entinostat in Participants With Advanced Epithelial Ovarian Cancer

NCT02915523
View directory record Official record
Conditions
Epithelial Ovarian Cancer, Peritoneal Cancer, Fallopian Tube Cancer
Interventions
entinostat, avelumab, Placebo
Drug
Lead sponsor
Syndax Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
12
States / cities
Tampa, Florida • West Palm Beach, Florida • Chicago, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 10, 2024 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 2 Interventional Results available

Azacitidine With or Without Entinostat in Treating Patients With Myelodysplastic Syndromes, Chronic Myelomonocytic Leukemia, or Acute Myeloid Leukemia

NCT00313586
View directory record Official record
Conditions
Acute Myeloid Leukemia Arising From Previous Myelodysplastic Syndrome, Adult Acute Myeloid Leukemia in Remission, Adult Acute Myeloid Leukemia With Inv(16)(p13.1q22); CBFB-MYH11, Adult Acute Myeloid Leukemia With t(16;16)(p13.1;q22); CBFB-MYH11, Adult Acute Myeloid Leukemia With t(8;21)(q22;q22); RUNX1-RUNX1T1, Adult Acute Myeloid Leukemia With t(9;11)(p22;q23); MLLT3-MLL, Adult Acute Promyelocytic Leukemia With t(15;17)(q22;q12); PML-RARA, Alkylating Agent-Related Acute Myeloid Leukemia, Chronic Myelomonocytic Leukemia, de Novo Myelodysplastic Syndrome, Previously Treated Myelodysplastic Syndrome, Recurrent Adult Acute Myeloid Leukemia, Secondary Acute Myeloid Leukemia, Secondary Myelodysplastic Syndrome, Untreated Adult Acute Myeloid Leukemia
Interventions
Azacitidine, Entinostat, Laboratory Biomarker Analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
197 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
234
States / cities
Scottsdale, Arizona • Burbank, California • Los Angeles, California + 146 more
Source: ClinicalTrials.gov public record
Updated Feb 2, 2017 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 1 Interventional

Continuation Study of Entinostat in Combination With Pembrolizumab in Patients With Advanced Solid Tumors

NCT02909452
View directory record Official record
Conditions
Neoplasms, Neoplasms, Glandular and Epithelial, Neoplasms by Histologic Type, Bronchial Neoplasms, Lung Neoplasms, Respiratory Tract Neoplasms, Thoracic Neoplasms, Digestive System Neoplasms, Endocrine Gland Neoplasms, Carcinoma, Non-Small-Cell Lung, Lung Diseases, Breast Diseases, Renal Neoplasm, Solid Tumors
Interventions
Entinostat, Pembrolizumab
Drug
Lead sponsor
Syndax Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jan 25, 2022 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 1 Interventional Results available

Entinostat in Treating Pediatric Patients With Recurrent or Refractory Solid Tumors

NCT02780804
View directory record Official record
Conditions
Brain Stem Neoplasm, Pineal Region Neoplasm, Recurrent Lymphoma, Recurrent Malignant Solid Neoplasm, Recurrent Primary Central Nervous System Neoplasm, Recurrent Visual Pathway Glioma, Refractory Lymphoma, Refractory Malignant Solid Neoplasm, Refractory Primary Central Nervous System Neoplasm, Refractory Visual Pathway Glioma
Interventions
Entinostat, Laboratory Biomarker Analysis, Pharmacological Study
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 21 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
21
States / cities
Birmingham, Alabama • Los Angeles, California • Orange, California + 18 more
Source: ClinicalTrials.gov public record
Updated Oct 17, 2023 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 1Phase 2 Interventional Results available

A Study of Multiple Immunotherapy-Based Treatment Combinations in Hormone Receptor (HR)-Positive Human Epidermal Growth Factor Receptor 2 (HER2)-Negative Breast Cancer

NCT03280563
View directory record Official record
Conditions
Breast Neoplasms
Interventions
Atezolizumab (MPDL3280A), an engineered anti-programmed death-ligand 1 (PD-L1) antibody, Bevacizumab, Entinostat, Exemestane, Fulvestrant, Ipatasertib, Tamoxifen, Abemaciclib
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older · Female only
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
14
States / cities
Birmingham, Alabama • San Francisco, California • Stanford, California + 11 more
Source: ClinicalTrials.gov public record
Updated Nov 10, 2025 · Synced Oct 17, 2026, 1:57 AM EDT
Terminated Phase 1 Interventional

Olaparib and Entinostat in Patients With Recurrent, Platinum-Refractory, Resistant Ovarian, Primary Peritoneal, Fallopian Tube Cancers

NCT03924245
View directory record Official record
Conditions
Fallopian Tube Cancer, Fallopian Tube Carcinosarcoma, Fallopian Tube Clear Cell Adenocarcinoma, Fallopian Tube Endometrioid Adenocarcinoma, High Grade Fallopian Tube Serous Adenocarcinoma, High Grade Ovarian Serous Adenocarcinoma, Ovarian Carcinosarcoma, Ovarian Clear Cell Adenocarcinoma, Ovarian Endometrioid Adenocarcinoma, Primary Peritoneal Serous Adenocarcinoma, Recurrent Endometrial Carcinoma, Recurrent Ovarian Carcinoma, Recurrent Primary Peritoneal Carcinoma
Interventions
Entinostat, Olaparib
Drug
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
2
States / cities
Kansas City, Kansas • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 4, 2022 · Synced Oct 17, 2026, 1:57 AM EDT
Active, not recruiting Phase 2 Interventional

Combination Therapy With Entinostat and Pembrolizumab in Relapsed and Refractory Lymphomas

NCT03179930
View directory record Official record
Conditions
Lymphoma, Relapsed, Refractory
Interventions
Entinostat, Pembrolizumab
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
9
States / cities
Evanston, Illinois • Basking Ridge, New Jersey • Middletown, New Jersey + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Oct 17, 2026, 1:57 AM EDT
Recruiting Phase 1Phase 2 Interventional

Testing A New Anti-cancer Drug Combination, Entinostat and ZEN003694, for Advanced and Refractory Solid Tumors

NCT05053971
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, Locally Advanced Pancreatic Carcinoma, Metastatic Pancreatic Carcinoma, Refractory Malignant Solid Neoplasm, Refractory Pancreatic Carcinoma, Stage II Pancreatic Cancer AJCC v8, Stage III Pancreatic Cancer AJCC v8, Stage IV Pancreatic Cancer AJCC v8, Unresectable Pancreatic Carcinoma
Interventions
BET Bromodomain Inhibitor ZEN-3694, Computed Tomography, Core Biopsy, Entinostat
Drug · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
3
States / cities
New Haven, Connecticut • Gainesville, Florida • Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 17, 2026, 1:57 AM EDT
Withdrawn Phase 1Phase 2 Interventional

Phase I/II Evaluation of a Cancer Lysate Vaccine and Montanide(R) ISA-51 VG With Entinostat and Nivolumab as Adjuvant Therapy Following Chemoradiation Therapy With or Without Surgery for Locally Advanced Esophageal Cancer

NCT05898828
View directory record Official record
Conditions
Neoplasms, Esophageal Neoplasms, Esophagus Neoplasm, Esophagus Cancer, Neoplasms, Esophageal, Esophageal Cancer (EsC)
Interventions
Nivolumab, Entinostat, Montanide(R) ISA-51 VG Adjuvant, H1299 Cell Lysates
Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 120 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 5, 2024 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 1 Interventional

Study to Assess Food Effect on Pharmacokinetics of Entinostat in Subjects With Breast Cancer or Non-Small Cell Lung Cancer

NCT01594398
View directory record Official record
Conditions
Lung Cancer, Non Small Cell Lung Cancer (NSCLC), Breast Cancer, Estrogen Receptor Breast Cancer
Interventions
entinostat, Erlotinib, Exemestane
Drug
Lead sponsor
Syndax Pharmaceuticals
Industry
Eligibility
18 Years to 90 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
3
States / cities
Sarasota, Florida • Oklahoma City, Oklahoma • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 19, 2021 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 2 Interventional Results available

Study to Evaluate Exemestane With and Without Entinostat (SNDX-275) in Treatment of Postmenopausal Women With Advanced Breast Cancer

NCT00676663
View directory record Official record
Conditions
Breast Cancer, Estrogen Receptor-Positive Breast Cancer, Breast Cancer, Estrogen Receptor-Positive, ER+ Breast Cancer
Interventions
entinostat, exemestane, Placebo
Drug
Lead sponsor
Syndax Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
24
States / cities
Greenbrae, California • La Jolla, California • Aurora, Colorado + 20 more
Source: ClinicalTrials.gov public record
Updated May 11, 2022 · Synced Oct 17, 2026, 1:57 AM EDT
Completed Phase 1 Interventional

A Pilot Study of the Combination of Entinostat With Capecitabine in High Risk Breast Cancer After Neo-adjuvant Therapy

NCT03473639
View directory record Official record
Conditions
Metastatic Breast Cancer, Breast Cancer
Interventions
Entinostat, Capecitabine
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
2
States / cities
Rochester, New York • Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 1, 2022 · Synced Oct 17, 2026, 1:57 AM EDT
Terminated Phase 2 Interventional Results available

Entinostat and Anastrozole in Treating Postmenopausal Women With TNBC That Can Be Removed by Surgery

NCT01234532
View directory record Official record
Conditions
Estrogen Receptor-negative Breast Cancer, HER2-negative Breast Cancer, Progesterone Receptor-negative Breast Cancer, Stage I Breast Cancer, Stage II Breast Cancer, Stage IIIA Breast Cancer, Triple-negative Breast Cancer
Interventions
entinostat, anastrozole, diagnostic laboratory biomarker analysis, therapeutic conventional surgery
Drug · Other · Procedure
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older · Female only
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 3, 2022 · Synced Oct 17, 2026, 1:57 AM EDT