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ClinicalTrials.gov public records Last synced Sep 10, 2026, 1:58 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: niraparib Clear all
Active, not recruiting Phase 1Phase 2 Interventional

A Study to Investigate the Safety, Tolerability, Pharmacokinetics (PK), and Preliminary Anticancer Activity of GSK4524101 Alone or With Niraparib in Participants With Solid Tumors

NCT06077877
View directory record Official record
Conditions
Neoplasms
Interventions
GSK4524101, Niraparib
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
6
States / cities
San Francisco, California • St Louis, Missouri • Dallas, Texas + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Active, not recruiting Phase 3 Interventional Results available

A Study of Niraparib in Combination With Abiraterone Acetate and Prednisone Versus Abiraterone Acetate and Prednisone for Treatment of Participants With Metastatic Prostate Cancer

NCT03748641
View directory record Official record
Conditions
Castration-Resistant Prostatic Cancer
Interventions
Niraparib, Abiraterone Acetate, Prednisone, Placebo, New Formulation of Niraparib and Abiraterone Acetate (AA)
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older · Male only
Enrollment
765 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
47
States / cities
Homewood, Alabama • Phoenix, Arizona • Tucson, Arizona + 40 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Completed Phase 2 Interventional Results available

A Trial of Niraparib in Platinum-Sensitive Castration-Resistant Prostate Cancer With DNA Repair Defects

NCT04288687
View directory record Official record
Conditions
Prostate Adenocarcinoma
Interventions
Niraparib Pill
Drug
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older · Male only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Active, not recruiting Phase 2 Interventional Results available

Niraparib and Panitumumab in Patients With Advanced or Metastatic Colorectal Cancer

NCT03983993
View directory record Official record
Conditions
Advanced Microsatellite Stable Colorectal Carcinoma, Metastatic Microsatellite Stable Colorectal Carcinoma, Microsatellite Stable, RAS Wild Type, Stage IV Colorectal Cancer AJCC v8, MSI-H Colorectal Cancer
Interventions
Niraparib, Panitumumab
Drug · Biological
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
3
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jan 4, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Recruiting Phase 3 Interventional

Phase 3 Trial Evaluating the Safety & Efficacy of IMNN-001 Administered in Combination w/ Standard NACT & Adjuvant Chemotherapy in Newly Diagnosed Patients w/ Advanced EOC, Fallopian Tube or Primary Peritoneal Cancer

NCT06915025
View directory record Official record
Conditions
Epithelial Ovarian Cancer, Ovarian Cancer, Fallopian Tube Cancer, Primary Peritoneal Carcinoma
Interventions
IMNN-001 (IL-12 Plasmid Formulated with PEG-PEI-Cholesterol Lipopolymer), Paclitaxel, Carboplatin, Olaparib, Niraparib
Drug
Lead sponsor
Imunon
Industry
Eligibility
18 Years and older · Female only
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
8
States / cities
Orlando, Florida • Minneapolis, Minnesota • St Louis, Missouri + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Completed No phase listed Observational

A Study to Determine Frequency of DNA-repair Defects in Men With Metastatic Prostate Cancer

NCT03871816
View directory record Official record
Conditions
Metastatic Prostate Cancer
Interventions
Saliva, Blood, or and/or Archival Tumor Tissue Collection and Analysis
Other
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older · Male only
Enrollment
14,532 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
93
States / cities
Homewood, Alabama • Mobile, Alabama • Phoenix, Arizona + 82 more
Source: ClinicalTrials.gov public record
Updated Dec 10, 2023 · Synced Sep 10, 2026, 1:58 PM EDT
Terminated Phase 1 Interventional

A Safety Study Adding Niraparib and Dostarlimab to Radiation Therapy for Rectal Cancers

NCT04926324
View directory record Official record
Conditions
Rectal Neoplasms, Rectal Neoplasm Malignant
Interventions
Niraparib, Dostarlimab, Short course radiation
Drug · Radiation
Lead sponsor
University of Iowa
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jun 28, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Active, not recruiting Phase 1 Interventional

Tuvusertib (M1774) in Participants With Metastatic or Locally Advanced Unresectable Solid Tumors (DDRiver Solid Tumors 301)

NCT04170153
View directory record Official record
Conditions
Metastatic or Locally Advanced Unresectable Solid Tumors
Interventions
M1774, Niraparib
Drug
Lead sponsor
EMD Serono Research & Development Institute, Inc.
Industry
Eligibility
18 Years and older
Enrollment
161 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
5
States / cities
Boston, Massachusetts • Austin, Texas • Dallas, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Active, not recruiting Early Phase 1 Interventional

Trial of Niraparib in Participants With Newly-diagnosed Glioblastoma and Recurrent Glioma

NCT05076513
View directory record Official record
Conditions
Glioblastoma, Glioblastoma Multiforme, Glioma, GBM, Glioma, Malignant, Glioblastoma Multiforme of Brain
Interventions
Niraparib, Radiation therapy
Drug · Radiation
Lead sponsor
Nader Sanai
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 8, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Terminated Phase 1 Interventional

ATR Inhibitor Elimusertib (BAY1895344) Plus Niraparib Phase 1b Study in Advanced Solid Tumors and Ovarian Cancer

NCT04267939
View directory record Official record
Conditions
Advanced Solid Tumors (Excluding Prostate Cancer), Ovarian Cancer
Interventions
Elimusertib (BAY1895344), Niraparib
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
3
States / cities
Boston, Massachusetts • New York, New York • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 20, 2023 · Synced Sep 10, 2026, 1:58 PM 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 5, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Completed Phase 1 Interventional

A Safety and Pharmacokinetics Study of Niraparib Plus an Androgen Receptor-Targeted Therapy in Men With Metastatic Castration-Resistant Prostate Cancer (BEDIVERE)

NCT02924766
View directory record Official record
Conditions
Prostatic Neoplasms
Interventions
Niraparib, Apalutamide, Abiraterone Acetate, Prednisone
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older · Male only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
4
States / cities
West Hollywood, California • Louisville, Kentucky • Portland, Oregon + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 19, 2020 · Synced Sep 10, 2026, 1:58 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Testing the Addition of a New Anti-Cancer Drug, Niraparib, to the Usual Treatment (Hormone and Radiation Therapy) for Prostate Cancer With a High Chance of Recurring

NCT04037254
View directory record Official record
Conditions
Prostate Adenocarcinoma, Stage IIC Prostate Cancer AJCC v8, Stage III Prostate Cancer AJCC v8, Stage IIIA Prostate Cancer AJCC v8, Stage IIIB Prostate Cancer AJCC v8, Stage IIIC Prostate Cancer AJCC v8, Stage IVA Prostate Cancer AJCC v8
Interventions
Gonadotrophin Releasing Hormone, Intensity-Modulated Radiation Therapy, Niraparib
Biological · Radiation · Drug
Lead sponsor
NRG Oncology
Other
Eligibility
18 Years and older · Male only
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
94
States / cities
Gilbert, Arizona • Tucson, Arizona • Duarte, California + 77 more
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Active, not recruiting Phase 2 Interventional

Combination Niraparib and Dostarlimab Therapy for Recurrent or Persistent Uterine Serous Carcinoma

NCT05870761
View directory record Official record
Conditions
Recurrent Endometrial Serous Adenocarcinoma
Interventions
Biospecimen Collection, Computed Tomography, Dostarlimab, Magnetic Resonance Imaging, Niraparib
Procedure · Biological · Drug
Lead sponsor
Casey Cosgrove
Other
Eligibility
18 Years and older · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Niraparib, Temozolomide and Atezolizumab in Treating Patients With Advanced Solid Tumors and Extensive-Stage Small Cell Lung Cancer With a Complete or Partial Response to Platinum-Based First-Line Chemotherapy

NCT03830918
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, Extensive Stage Lung Small Cell Carcinoma, Stage III Lung Cancer AJCC v8, Stage IIIA Lung Cancer AJCC v8, Stage IIIB Lung Cancer AJCC v8, Stage IIIC Lung Cancer AJCC v8, Stage IV Lung Cancer AJCC v8, Stage IVA Lung Cancer AJCC v8, Stage IVB Lung Cancer AJCC v8
Interventions
Atezolizumab, Niraparib, Quality-of-Life Assessment, Questionnaire Administration, Temozolomide
Biological · Drug · Other
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Completed Phase 1 Interventional Results available

Evaluation of the Safety and Tolerability of Niraparib With Everolimus in Advanced Gynecologic Malignancies and Breast

NCT03154281
View directory record Official record
Conditions
Breast Cancer, Ovarian Cancer
Interventions
niraparib, everolimus
Drug
Lead sponsor
Avera McKennan Hospital & University Health Center
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Sioux Falls, South Dakota
Source: ClinicalTrials.gov public record
Updated Jul 31, 2024 · Synced Sep 10, 2026, 1:58 PM EDT
Active, not recruiting Early Phase 1 Interventional

Niraparib In Recurrent IDH 1/2 Gliomas

NCT05406700
View directory record Official record
Conditions
Low-grade Glioma, IDH2 Gene Mutation, Recurrent Glioma, IDH1 Mutation, Glioma, Malignant
Interventions
Niraparib, Resection/Treatment with Niraparib
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Recruiting Phase 2 Interventional

Genomic Biomarker-Selected Umbrella Neoadjuvant Study for High Risk Localized Prostate Cancer

NCT04812366
View directory record Official record
Conditions
Prostate Cancer
Interventions
Apalutamide 60mg Tab, Abiraterone Acetate 250mg, Prednisone 5mg Tab, Docetaxel, Niraparib 100mg Oral Capsule, Atezolizumab, Tazemetostat Pill, Capivasertib
Drug
Lead sponsor
University of British Columbia
Other
Eligibility
18 Years and older · Male only
Enrollment
315 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
5
States / cities
Sacramento, California • Boston, Massachusetts • Ann Arbor, Michigan + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Completed Phase 2 Interventional Results available

An Efficacy and Safety Study of Niraparib in Men With Metastatic Castration-Resistant Prostate Cancer and DNA-Repair Anomalies

NCT02854436
View directory record Official record
Conditions
Prostatic Neoplasms
Interventions
Niraparib
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older · Male only
Enrollment
289 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
23
States / cities
Tucson, Arizona • Los Angeles, California • Riverside, California + 20 more
Source: ClinicalTrials.gov public record
Updated Dec 21, 2025 · Synced Sep 10, 2026, 1:58 PM EDT
Completed Phase 2 Interventional

Trial of Maintenance With Niraparib- Uterine Serous Carcinoma

NCT04080284
View directory record Official record
Conditions
Endometrial Cancer, Papillary Serous Endometrial Carcinoma, Uterine Serous Carcinoma, Endometrial Carcinoma, Cancer of the Endometrium
Interventions
Niraparib
Drug
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older · Female only
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
6
States / cities
New Brunswick, New Jersey • Newark, New Jersey • Bay Shore, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 18, 2025 · Synced Sep 10, 2026, 1:58 PM EDT
Recruiting Phase 2 Interventional

Phase II Trial of the PARP Inhibitor Niraparib and PD-1 Inhibitor Dostarlimab in Patients With Advanced Cancers With Active Progressing Brain Metastases (STARLET)

NCT05700721
View directory record Official record
Conditions
Brain Metastases
Interventions
Niraparib, Dostarlimab
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Recruiting Phase 4 Interventional

Study Evaluating Safety, Tolerability, and Metabolism of Niraparib

NCT06412120
View directory record Official record
Conditions
Ovarian Cancer
Interventions
Niraparib
Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older · Female only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
3
States / cities
Fort Lauderdale, Florida • Jacksonville, Florida • Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Sep 10, 2026, 1:58 PM EDT
Terminated Early Phase 1 Interventional

18F-FluorThanatrace (PET/CT) in Glioblastoma

NCT04221061
View directory record Official record
Conditions
Glioblastoma
Interventions
18F-FluorThanatrace
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
22 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 16, 2024 · Synced Sep 10, 2026, 1:58 PM EDT
Terminated Phase 2 Interventional Results available

A Study Comparing Niraparib Versus Platinum-Taxane Doublet Chemotherapy as Neoadjuvant Treatment in Participants With Homologous Recombination-Deficient Stage III/IV Ovarian Cancer (COHORT-C)

NCT06964165
View directory record Official record
Conditions
Ovarian Neoplasms
Interventions
Niraparib, Carboplatin, Paclitaxel
Drug
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
11
States / cities
San Francisco, California • Miami, Florida • Tampa, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Nov 25, 2025 · Synced Sep 10, 2026, 1:58 PM EDT