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Showing 1–24 of 31 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: PARPi Clear all
Completed Phase 1Phase 2 Interventional

A Phase I/II Study of Sacituzumab Govitecan Plus Berzosertib in Small Cell Lung Cancer, Extra-Pulmonary Small Cell Neuroendocrine Cancer and Homologous Recombination-Deficient Cancers Resistant to PARP Inhibitors

NCT04826341
View directory record Official record
Conditions
HRD Cancer, SCLC, Advanced Solid Tumors
Interventions
Berzosertib, Sacituzumab Govitecan
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 120 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Sep 3, 2026, 4:06 AM EDT
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 3, 2026, 4:06 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Effect of PARP Inhibitors on Glomerular Filtration Rate

NCT04367467
View directory record Official record
Conditions
Solid Tumor, Ovarian Cancer, Breast Cancer
Interventions
Kidney Function Test
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 25, 2022 · Synced Sep 3, 2026, 4:06 AM EDT
Completed Phase 2 Interventional Results available

A Study of Rucaparib in Patients With Metastatic Castration-resistant Prostate Cancer and Homologous Recombination Gene Deficiency

NCT02952534
View directory record Official record
Conditions
Metastatic Castration Resistant Prostate Cancer
Interventions
Rucaparib
Drug
Lead sponsor
pharmaand GmbH
Industry
Eligibility
18 Years and older · Male only
Enrollment
277 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
58
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 47 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2023 · Synced Sep 3, 2026, 4:06 AM EDT
Terminated Phase 1 Interventional Results available

Study of PARPi 2X-121 as Monotherapy and in Combination With Dovitinib in Patients With Advanced Solid Tumors

NCT05571969
View directory record Official record
Conditions
Advanced Solid Tumors
Interventions
2X-121 600 mg, 2X-121 800 mg, 2X-121 1000 mg, 2X-121 + 300 mg dovitinib, 2X-121 + 400 mg dovitinib, 2X-121 + 500 mg dovitinib
Drug · Combination Product
Lead sponsor
Allarity Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
3
States / cities
Huntersville, North Carolina • Cleveland, Ohio • Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated May 31, 2026 · Synced Sep 3, 2026, 4:06 AM EDT
Completed Early Phase 1 Interventional

Window of Opportunity Trial, PARP Inhibitor Rucaparib Affect on PD-L1 Expression in Triple Negative Breast Tumors

NCT03911453
View directory record Official record
Conditions
Breast Cancer
Interventions
Rucaparib
Drug
Lead sponsor
University of Arizona
Other
Eligibility
21 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 2, 2024 · Synced Sep 3, 2026, 4:06 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

RP-3500 and Olaparib in DNA Damage Repair Pathway Deficient Relapsed/Refractory Chronic Lymphocytic Leukemia

NCT05405309
View directory record Official record
Conditions
Chronic Lymphocytic Leukemia
Interventions
RP-3500, Olaparib
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 2, 2025 · Synced Sep 3, 2026, 4:06 AM EDT
Withdrawn Phase 2 Interventional

A Study to Evaluate the Effectiveness and Tolerability of a Second Maintenance Treatment in Participants With Ovarian Cancer, Who Have Previously Received Polyadenosine 5'Diphosphoribose [Poly (ADP Ribose)] Polymerase Inhibitor (PARPi) Treatment.

NCT04239014
View directory record Official record
Conditions
Ovarian Cancer
Interventions
Olaparib, Ceralasertib, Placebo to match olaparib
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
22
States / cities
Anchorage, Alaska • La Jolla, California • Long Beach, California + 18 more
Source: ClinicalTrials.gov public record
Updated Mar 9, 2021 · Synced Sep 3, 2026, 4:06 AM EDT
Terminated Phase 2 Interventional Results available

BMN 673 (Talazoparib), an Oral PARP Inhibitor, in People With Deleterious BRCA1/2 Mutation-Associated Ovarian Cancer Who Have Had Prior PARP Inhibitor Treatment

NCT02326844
View directory record Official record
Conditions
Ovarian Cancer
Interventions
BMN 673 (talazoparib)
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 99 Years · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 17, 2020 · Synced Sep 3, 2026, 4:06 AM EDT
Active, not recruiting Phase 2 Interventional

Levels of Circulating Tumor DNA as a Predictive Marker for Early Switch in Treatment for Patients With Metastatic (Stage IV) Breast Cancer

NCT05826964
View directory record Official record
Conditions
Breast Cancer, ER-positive Breast Cancer, HER2-negative Breast Cancer, Metastatic Breast Cancer
Interventions
AI+CDK4/6i, SERD+CDK4/6i, mTOR inhibitor + AI, mTOR inhibitor + SERD, mTOR inhibitor + Selective estrogen receptor modulator, PI3K inhibitor + SERD, PI3K inhibitor + AI, Chemotherapy, Oral SERD, PARPi, AKT inhibitor, Step 3 Arm 2
Drug · Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced Sep 3, 2026, 4:06 AM EDT
Recruiting Phase 1 Interventional

Combination Therapy in Cancers With Mutations in DNA Repair Genes

NCT05694715
View directory record Official record
Conditions
Metastatic Solid Tumor, BRCA1 Mutation, BRCA2 Mutation, ATM Gene Mutation, PALB2 Gene Mutation
Interventions
Niraparib, Irinotecan
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Sep 3, 2026, 4:06 AM EDT
Recruiting Phase 1Phase 2 Interventional

Study of ART6043 in Advanced/Metastatic Solid Tumors Patients (POLKA)

NCT05898399
View directory record Official record
Conditions
Advanced Solid Tumor, Metastatic Solid Tumor
Interventions
ART6043, Olaparib
Drug
Lead sponsor
Artios Pharma Ltd
Industry
Eligibility
18 Years and older
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
7
States / cities
Grand Rapids, Michigan • New York, New York • Oklahoma City, Oklahoma + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Sep 3, 2026, 4:06 AM EDT
Completed Phase 1 Interventional

Pre-Operative Radiation and Veliparib for Breast Cancer

NCT01618357
View directory record Official record
Conditions
Breast Cancer
Interventions
Radiation, Lumpectomy/Mastectomy, Veliparib
Radiation · Procedure · Drug
Lead sponsor
Richard Zellars
Other
Eligibility
18 Years and older · Female only
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2023
U.S. locations
6
States / cities
Avon, Indiana • Carmel, Indiana • Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated May 21, 2024 · Synced Sep 3, 2026, 4:06 AM EDT
Terminated Phase 2 Interventional Results available

A Study to Evaluate Rucaparib in Combination With Nivolumab in Patients With Selected Solid Tumors (ARIES)

NCT03824704
View directory record Official record
Conditions
Epithelial Ovarian Cancer, Fallopian Tube Cancer, Primary Peritoneal Carcinoma, High Grade Serous Carcinoma, Endometrioid Adenocarcinoma
Interventions
Rucaparib, Nivolumab
Drug
Lead sponsor
pharmaand GmbH
Industry
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
5
States / cities
Clovis, California • Savannah, Georgia • Covington, Louisiana + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 11, 2023 · Synced Sep 3, 2026, 4:06 AM EDT
Active, not recruiting Phase 3 Interventional Results available

A Study in Ovarian Cancer Patients Evaluating Rucaparib and Nivolumab as Maintenance Treatment Following Response to Front-Line Platinum-Based Chemotherapy

NCT03522246
View directory record Official record
Conditions
Epithelial Ovarian Cancer, Primary Peritoneal, Fallopian Tube Cancer, Newly Diagnosed, FIGO Stage III-IV, Partial Response, Complete Response
Interventions
Rucaparib, Nivolumab, Placebo Oral Tablet, Placebo IV Infusion
Drug
Lead sponsor
pharmaand GmbH
Industry
Eligibility
18 Years and older · Female only
Enrollment
1,097 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2030
U.S. locations
64
States / cities
Phoenix, Arizona • Tucson, Arizona • Concord, California + 55 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2025 · Synced Sep 3, 2026, 4:06 AM EDT
Recruiting Phase 1Phase 2 Interventional

Study of AZD9574 as Monotherapy and in Combination With Anti-cancer Agents in Participants With Advanced Solid Malignancies

NCT05417594
View directory record Official record
Conditions
Advanced Solid Malignancies
Interventions
AZD9574, Temozolomide (TMZ), [11C]AZ1419 3391, Trastuzumab Deruxtecan (T-DXd), Datopotamab Deruxtecan (Dato-DXd)
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
695 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
11
States / cities
La Jolla, California • Los Angeles, California • San Francisco, California + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Sep 3, 2026, 4:06 AM EDT
Active, not recruiting Phase 1 Interventional

Ascending Doses of Ceralasertib in Combination With Chemotherapy and/or Novel Anti Cancer Agents

NCT02264678
View directory record Official record
Conditions
Adv Solid Malig - H&N SCC, ATM Pro / Def NSCLC, Gastric, Breast and Ovarian Cancer
Interventions
Administration of ceralasertib, Administration of ceralasertib in combination with olaparib, Administation of ceralasertib in combination with durvalumab, Administration of ceralasertib monotherapy, Administration of ceralasertib and olaparib, Administration of ceralasertib and durvalumab, Administration of ceralasertib in combination with AZD5305, Administration of ceralasertib in combination with carboplatin
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
358 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2026
U.S. locations
8
States / cities
Duarte, California • Irvine, California • Los Angeles, California + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Sep 3, 2026, 4:06 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

A Dye for the Detection of Cancer of the Tongue and Mouth

NCT03085147
View directory record Official record
Conditions
Oral Squamous Cell Carcinoma (OSCC)
Interventions
Olaparib
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Sep 3, 2026, 4:06 AM EDT
Terminated Phase 2 Interventional Results available

A Study to Evaluate Rucaparib in Participants With Solid Tumors and With Deleterious Mutations in HRR Genes

NCT04171700
View directory record Official record
Conditions
Solid Tumor
Interventions
Rucaparib
Drug
Lead sponsor
pharmaand GmbH
Industry
Eligibility
18 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
19
States / cities
Los Angeles, California • San Francisco, California • Fort Myers, Florida + 15 more
Source: ClinicalTrials.gov public record
Updated Oct 1, 2023 · Synced Sep 3, 2026, 4:06 AM 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 3, 2026, 4:06 AM EDT
Recruiting Phase 1Phase 2 Interventional

Study of AZD4956 as Monotherapy and in Combination With Anti-Cancer Agents in Participants With Advanced/Metastatic Homologous Recombination Deficient Solid Tumours

NCT07446855
View directory record Official record
Conditions
Solid Tumours
Interventions
AZD4956, Saruparib
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
4
States / cities
New York, New York • Providence, Rhode Island • Houston, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 3, 2026, 4:06 AM EDT
Not yet recruiting Phase 2 Interventional

[18F]Fluorthanatrace - Positron Emission Tomography (FTT-PET) and ctDNA to Predict Response to PARP Inhibitor Therapy in Metastatic Prostate Cancer (mPC)

NCT07723651
View directory record Official record
Conditions
Metastatic Prostate Cancer, Prostate Cancer
Interventions
1-(4-(2-Fluoroethoxy)phenyl)-8,9-dihiydro-2,7,9a-triazabenzo[cd]azulen-6(7H)-one, FTT-PET/CT, EnhanceAR-Seq
Drug · Device · Diagnostic Test
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Male only
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
3
States / cities
St Louis, Missouri • Philadelphia, Pennsylvania • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Sep 3, 2026, 4:06 AM EDT
Terminated Phase 2 Interventional Results available

A Study of ZEN003694 and Talazoparib in Patients With Triple Negative Breast Cancer

NCT03901469
View directory record Official record
Conditions
Triple Negative Breast Cancer
Interventions
ZEN003694, Talazoparib
Drug
Lead sponsor
Zenith Epigenetics
Industry
Eligibility
18 Years and older
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
8
States / cities
Gilbert, Arizona • Atlanta, Georgia • Westwood, Kansas + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 6, 2025 · Synced Sep 3, 2026, 4:06 AM EDT
Terminated Phase 2 Interventional Results available

Rucaparib in Patients With Locally Advanced or Metastatic Urothelial Carcinoma

NCT03397394
View directory record Official record
Conditions
Bladder Cancer, Urothelial Carcinoma, Metastatic Urothelial Carcinoma, Renal Pelvis Carcinoma, Ureter Carcinoma, Urinary Bladder Carcinoma, Urethra Carcinoma, Muscle Invasive Bladder Cancer
Interventions
Rucaparib
Drug
Lead sponsor
pharmaand GmbH
Industry
Eligibility
18 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
41
States / cities
Scottsdale, Arizona • La Jolla, California • Los Angeles, California + 35 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2023 · Synced Sep 3, 2026, 4:06 AM EDT