NCT03748641 2026-03-16
MAGNITUDE
Janssen Research & Development, LLC
Phase 3 Active not recruiting
Clinical Trials
28 trialsNCT04037254 2026-03-16
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
NRG Oncology
Phase 1/2 Completed
NCT04577833 2026-03-13
A Study of Comparative Formulations of Niraparib and Abiraterone Acetate (AA) in Men With Prostate Cancer
Janssen Research & Development, LLC
Phase 1 Active not recruiting
NCT04288687 2026-03-04
A Trial of Niraparib in Platinum-Sensitive Castration-Resistant Prostate Cancer With DNA Repair Defects
Abramson Cancer Center at Penn Medicine
Phase 2 Completed
NCT04947254 2026-02-19
Androgen Ablation Therapy With or Without Niraparib After Radiation Therapy for the Treatment of High-Risk Localized or Locally Advanced Prostate Cancer
M.D. Anderson Cancer Center
Phase 2 Recruiting
NCT04497844 2026-02-13
AMPLITUDE
Janssen Research & Development, LLC
Phase 3 Active not recruiting
NCT03869190 2026-01-22
Study Evaluating the Efficacy and Safety of Multiple Immunotherapy-Based Treatments and Combinations in Patients With Urothelial Carcinoma (MORPHEUS-UC)
Hoffmann-La Roche
Phase 1/2 Completed
NCT05689021 2026-01-07
CJNJ-67652000 and Prednisone for Treatment of Metastatic Castration-Resistant Prostate Cancer and SPOP Gene Mutations
Mayo Clinic
Phase 2 Active not recruiting
NCT03431350 2025-12-23
QUEST
Janssen Research & Development, LLC
Phase 2 Active not recruiting
NCT04592237 2025-12-23
Cabazitaxel, Carboplatin, and Cetrelimab Followed by Niraparib With or Without Cetrelimab for the Treatment of Aggressive Variant Metastatic Prostate Cancer
M.D. Anderson Cancer Center
Phase 2 Active not recruiting
NCT02854436 2025-12-22
Galahad
Janssen Research & Development, LLC
Phase 2 Completed
NCT05526989 2025-12-04
Study of the Combination Dostarlimab With Niraparib In Patients With Penile Carcinoma
H. Lee Moffitt Cancer Center and Research Institute
Phase 2 Recruiting
NCT04779151 2025-12-01
NIRADO
Gustave Roussy, Cancer Campus, Grand Paris
Phase 2 Terminated
NCT05169437 2025-10-29
PAVO
Tempus AI
Phase 2 Terminated
NCT06392841 2025-10-20
HARMONY
Hoosier Cancer Research Network
Phase 2 Withdrawn
NCT06527690 2025-09-29
REPRESENTATION
Latin American Cooperative Oncology Group
Phase 2 Withdrawn
NCT04030559 2025-08-26
Niraparib Before Surgery in Treating Patients With High Risk Localized Prostate Cancer and DNA Damage Response Defects
University of California, Davis
Phase 2 Active not recruiting
NCT05401214 2025-06-13
Pre-approval Access Single Patient Request for Niraparib / Abiraterone Acetate Combination (Nira/AA Combination)
Janssen Research & Development, LLC
Approved for marketing
NCT04194554 2025-06-04
ASCLEPIuS
University of Michigan Rogel Cancer Center
Phase 1/2 Active not recruiting
NCT06212583 2025-05-01
KNIGHTS
University of Maryland, Baltimore
Phase 2 Recruiting
NCT03076203 2025-04-29
Phase IB Trial of Radium-223 and Niraparib in Patients With Castrate Resistant Prostate Cancer (NiraRad)
Thomas Jefferson University
Phase 1 Completed
NCT03903835 2025-04-09
ProBio
Karolinska Institutet
Phase 3 Recruiting
NCT03425201 2024-12-31
NICARAGUA
Fundacion CRIS de Investigación para Vencer el Cáncer
Phase 1/2 Completed
NCT04812366 2024-12-16
GUNS
University of British Columbia
Phase 2 Recruiting
NCT05238831 2024-01-23
SMMART Adaptive Clinical Treatment (ACT) Trial
OHSU Knight Cancer Institute
Phase EARLY_PHASE1 Withdrawn
NCT03207347 2023-09-15
A Trial of Niraparib in BAP1 and Other DNA Damage Response (DDR) Deficient Neoplasms (UF-STO-ETI-001)
University of Florida
Phase 2 Completed
NCT02924766 2020-07-20
A Safety and Pharmacokinetics Study of Niraparib Plus an Androgen Receptor-Targeted Therapy in Men With Metastatic Castration-Resistant Prostate Cancer (BEDIVERE)
Janssen Research & Development, LLC
Phase 1 Completed
NCT02500901 2019-10-21
Enzalutamide and Niraparib in the Treatment of Metastatic Castrate-Resistant Prostate Cancer (CRPC)
Hoosier Cancer Research Network
Phase 1 Terminated