Therapy Directory

Olaparib clinical trials

Directory of U.S. ClinicalTrials.gov public records that list Olaparib as a study intervention. Browse Olaparib recruiting trials, filter by phase, sponsor, or location, and open the official ClinicalTrials.gov study record for each result.

ClinicalTrials.gov public records Last synced Oct 17, 2026, 1:41 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official matching trials

226

Shown on this page

Local indexed summaries

113

Local recruiting

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

Showing 1–12 of 226 matching trials for Olaparib.

Live ClinicalTrials.gov results.

Top conditions

Breast Cancer 12 Ovarian Cancer 7 Recurrent Fallopian Tube Carcinoma 7 Recurrent Primary Peritoneal Carcinoma 7 Advanced Malignant Solid Neoplasm 6 Recurrent Ovarian Carcinoma 6

Top sponsors

National Cancer Institute (NCI) 32 AstraZeneca 16 M.D. Anderson Cancer Center 9 Merck Sharp & Dohme LLC 7 Memorial Sloan Kettering Cancer Center 5 Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins 4

Top locations

New York, New York 52 Houston, Texas 44 Philadelphia, Pennsylvania 37 Boston, Massachusetts 36 Chicago, Illinois 34 Baltimore, Maryland 33

Live official records

Open in full search

Conditions: Colorectal Neoplasms, Breast Neoplasms
Interventions: Olaparib, Cediranib, Durvalumab; Drug
Lead sponsor: National Cancer Institute (NCI); NIH
Eligibility: 18 Years to 99 Years
Enrollment: 268 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2027
U.S. locations: 1
States / cities: Bethesda, Maryland

Conditions: Solid Tumors, Hematologic Malignancies
Interventions: Pembrolizumab, Standard of Care (SOC), Lenvatinib, Olaparib, MK-4280, MK-4280A, Pembrolizumab (+) Berahyaluronidase alfa; Drug · Biological
Lead sponsor: Merck Sharp & Dohme LLC; Industry
Eligibility: 18 Years and older
Enrollment: 3,500 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2043
U.S. locations: 65
States / cities: Tucson, Arizona • Bakersfield, California • Fresno, California + 56 more

Conditions: Gastroenteropancreatico Tumors, Neuroendocrine Tumors, Neuroendocrine Neoplasms
Interventions: Lu-177-DOTATATE, Olaparib, Ga dotatate scanning, FDG-PET scanning, Amino Acid infusion; Drug · Diagnostic Test
Lead sponsor: National Cancer Institute (NCI); NIH
Eligibility: 18 Years to 100 Years
Enrollment: 56 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2028
U.S. locations: 1
States / cities: Bethesda, Maryland

Conditions: Pancreatic Acinar Cell Carcinoma, Pancreatic Adenosquamous Carcinoma, Pancreatic Squamous Cell Carcinoma, Resectable Pancreatic Acinar Cell Carcinoma, Resectable Pancreatic Adenocarcinoma, Resectable Pancreatic Adenosquamous Carcinoma, Resectable Pancreatic Carcinoma
Interventions: Biospecimen Collection, Computed Tomography, Magnetic Resonance Imaging, Olaparib, Placebo Administration; Procedure · Drug
Lead sponsor: National Cancer Institute (NCI); NIH
Eligibility: 18 Years and older
Enrollment: 152 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2027
U.S. locations: 453
States / cities: Anchorage, Alaska • Fairbanks, Alaska • Kingman, Arizona + 305 more

Conditions: BRCA1 Mutation, BRCA2 Mutation, BRCA Mutation, PALB2 Gene Mutation, Checkpoint Kinase 2 Gene Mutation, ATM Gene Mutation
Interventions: Olaparib, ASTX727; Drug
Lead sponsor: Varun Monga, MBBS; Other
Eligibility: 18 Years and older
Enrollment: 13 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2028
U.S. locations: 1
States / cities: San Francisco, California

Conditions: Advanced Malignant Solid Neoplasm, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Locally Advanced Malignant Solid Neoplasm, Malignant Female Reproductive System Neoplasm, Metastatic HER2-Negative Breast Carcinoma, Metastatic Malignant Solid Neoplasm, Recurrent Endometrial Carcinoma, Recurrent Fallopian Tube Carcinoma, Recurrent Malignant Female Reproductive System Neoplasm, Recurrent Malignant Solid Neoplasm, Recurrent Ovarian Carcinoma, Recurrent Primary Peritoneal Carcinoma, Unresectable HER2-Negative Breast Carcinoma, Unresectable Malignant Solid Neoplasm
Interventions: Alpelisib, Binimetinib, Biopsy Procedure, Biospecimen Collection, Bone Marrow Aspiration, Bone Marrow Biopsy, Bone Scan, Computed Tomography, Echocardiography Test, Fluorouracil, Fulvestrant, Ipatasertib, Leucovorin, Magnetic Resonance Imaging, Multigated Acquisition Scan, Mutation Carrier Screening, Neratinib Maleate, Nilotinib Hydrochloride Monohydrate, Olaparib, Oxaliplatin, Paclitaxel, Palbociclib, Panitumumab, Positron Emission Tomography, Selumetinib Sulfate, Sotorasib; Drug · Procedure · Biological
Lead sponsor: National Cancer Institute (NCI); NIH
Eligibility: Not listed
Enrollment: 2,900 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2030
U.S. locations: 479
States / cities: Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 355 more

Conditions: Metastatic Triple Negative Breast Cancer
Interventions: Olaparib Continuous (28-Day cycle) 300 mg BD., Ceralasertib 160 mg OD + olaparib continuous 300 mg BD (28-day cycle)., Adavosertib 150 mg BD + olaparib 200 mg BD (21-day cycle).; Drug
Lead sponsor: AstraZeneca; Industry
Eligibility: 18 Years to 130 Years
Enrollment: 273 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2026
U.S. locations: 20
States / cities: Birmingham, Alabama • Anchorage, Alaska • Gilbert, Arizona + 17 more

Conditions: Breast Neoplasms, Triple Negative Breast Neoplasms, HR Low-Positive/HER2-Negative Breast Neoplasms
Interventions: Sacituzumab tirumotecan, Pembrolizumab, Rescue Medication, Carboplatin, Paclitaxel, Doxorubicin, Epirubicin, Cyclophosphamide, Capecitabine, Olaparib; Biological · Drug
Lead sponsor: Merck Sharp & Dohme LLC; Industry
Eligibility: 18 Years and older
Enrollment: 2,400 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2034
U.S. locations: 64
States / cities: Gilbert, Arizona • Phoenix, Arizona • Tucson, Arizona + 54 more

Conditions: Malignant Neoplasm of Breast, Malignant Neoplasms of Digestive Organs, Malignant Neoplasms of Female Genital Organs, Malignant Neoplasms of Male Genital Organs, Malignant Neoplasms of Thyroid and Other Endocrine Glands
Interventions: Selumetinib, Olaparib; Drug
Lead sponsor: M.D. Anderson Cancer Center; Other
Eligibility: 18 Years and older
Enrollment: 90 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2028
U.S. locations: 1
States / cities: Houston, Texas

Conditions: Recurrent Endometrial Carcinoma, Recurrent Fallopian Tube Carcinoma, Recurrent Ovarian Carcinoma, Recurrent Primary Peritoneal Carcinoma
Interventions: Biopsy Procedure, Biospecimen Collection, Bone Marrow Aspiration and Biopsy, Computed Tomography, Echocardiography Test, Multigated Acquisition Scan, Olaparib, Selumetinib Sulfate; Procedure · Drug
Lead sponsor: National Cancer Institute (NCI); NIH
Eligibility: 18 Years and older · Female only
Enrollment: 165 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2027
U.S. locations: 292
States / cities: Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 229 more

Conditions: Metastatic Pancreatic Adenocarcinoma, Stage IV Pancreatic Cancer AJCC v8
Interventions: Biopsy Procedure, Biospecimen Collection, Computed Tomography, Magnetic Resonance Imaging, Olaparib, Pembrolizumab; Procedure · Drug · Biological
Lead sponsor: National Cancer Institute (NCI); NIH
Eligibility: 18 Years and older
Enrollment: 68 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2027
U.S. locations: 533
States / cities: Anchorage, Alaska • Fairbanks, Alaska • Kingman, Arizona + 340 more

Conditions: Prostatic Neoplasms, Castration-Resistant
Interventions: Opevesostat, Olaparib, Docetaxel, Cabazitaxel, Fludrocortisone acetate, Dexamethasone, Prednisone; Drug
Lead sponsor: Merck Sharp & Dohme LLC; Industry
Eligibility: 18 Years and older
Enrollment: 220 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2029
U.S. locations: 7
States / cities: La Jolla, California • Los Angeles, California • Miami, Florida + 4 more

About this Olaparib clinical trials directory page

What this page lists: U.S. ClinicalTrials.gov public records that list Olaparib as a study intervention, including recruiting, not yet recruiting, and active not recruiting trials.
How to narrow results: Use the filters above to scope by condition, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, age, or NCT ID within Olaparib.
Where the data comes from: Records are sourced from the official ClinicalTrials.gov public API. Each result links back to the official study page, which is the source of truth for eligibility, enrollment, and contact information.
What this page does not do: No medical advice, eligibility judgments, treatment recommendations, ranking of trials by quality, or AI-generated medical summaries.

Olaparib clinical trials

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Top conditions

Top sponsors

Top locations

Live official records

Phase I/II Study of the Anti-Programmed Death Ligand-1 Durvalumab Antibody (MEDI4736) in Combination With Olaparib and/or Cediranib for Advanced Solid Tumors and Advanced or Recurrent Ovarian, Triple Negative Breast, Lung, Prostate and Colorectal Can...

Long-term Safety and Efficacy Extension Study for Participants With Advanced Tumors Who Are Currently on Treatment or in Follow-up in a Pembrolizumab (MK-3475) Study (MK-3475-587/KEYNOTE-587)

Lu-177-DOTATATE (Lutathera) in Combination With Olaparib in Inoperable Gastroenteropancreatico Neuroendocrine Tumors (GEP-NET)

APOLLO: A Randomized Phase II Double-Blind Study of Olaparib Versus Placebo Following Curative Intent Therapy in Patients With Resected Pancreatic Cancer and a Pathogenic BRCA1, BRCA2 or PALB2 Mutation

Olaparib and ASTX727 in BRCA1/2- and Homologous Recombination Deficient (HRD)-Mutated Tumors

Targeted Therapy Directed by Genetic Testing in Treating Patients With Locally Advanced or Advanced Solid Tumors, The ComboMATCH Screening Trial

To Assess Safety and Efficacy of Agents Targeting DNA Damage Repair With Olaparib Versus Olaparib Monotherapy.

A Clinical Study of Sacituzumab Tirumotecan (Sac-TMT, MK-2870) in People With Breast Cancer (MK-2870-032)

Selumetinib and Olaparib in Solid Tumors

Testing the Use of the Combination of Selumetinib and Olaparib or Selumetinib Alone Targeted Treatment for RAS Pathway Mutant Recurrent or Persistent Ovarian and Endometrial Cancers, A ComboMATCH Treatment Trial

Testing the Addition of Pembrolizumab, an Immunotherapy Cancer Drug to Olaparib Alone as Therapy for Patients With Pancreatic Cancer That Has Spread With Inherited BRCA Mutations

Substudy 01A: Safety and Efficacy of Opevesostat (MK-5684)-Based Treatment Combinations or Opevesostat Alone in Participants With Metastatic Castration-resistant Prostate Cancer (mCRPC) (MK-5684-01A)

About this Olaparib clinical trials directory page