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ClinicalTrials.gov public records Last synced Oct 9, 2026, 11:42 PM EDT

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Showing 25–44 of 44 matching trials from the live ClinicalTrials.gov search.
Filters: Sponsor: Tesaro, Inc. Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

An Open-Label, Randomized, Pivotal, Bioequivalence Study of Oral and Intravenous Rolapitant

NCT02285647
View directory record Official record
Conditions
Chemotherapy-induced Nausea and Vomiting
Interventions
Rolapitant - Oral, Rolapitant - IV
Drug
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
138 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 25, 2015 · Synced Oct 9, 2026, 11:42 PM EDT
Active, not recruiting Phase 1 Interventional

Study of TSR-042, an Anti-programmed Cell Death-1 Receptor (PD-1) Monoclonal Antibody, in Participants With Advanced Solid Tumors

NCT02715284
View directory record Official record
Conditions
Neoplasms
Interventions
Dostarlimab
Biological
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years and older
Enrollment
729 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2028
U.S. locations
48
States / cities
Birmingham, Alabama • Goodyear, Arizona • Scottsdale, Arizona + 38 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Oct 9, 2026, 11:42 PM EDT
Completed Phase 3 Interventional Results available

A Maintenance Study With Niraparib Versus Placebo in Patients With Platinum Sensitive Ovarian Cancer

NCT01847274
View directory record Official record
Conditions
Ovarian Neoplasms, Platinum Sensitive Ovarian Cancer
Interventions
Active comparator: Niraparib, placebo
Drug
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
596 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
35
States / cities
Phoenix, Arizona • Tucson, Arizona • Los Angeles, California + 27 more
Source: ClinicalTrials.gov public record
Updated Jun 2, 2023 · Synced Oct 9, 2026, 11:42 PM EDT
Completed Phase 2 Interventional Results available

A Study of Niraparib Combined With Bevacizumab Maintenance Treatment in Participants With Advanced Ovarian Cancer Following Response on Front-Line Platinum-Based Chemotherapy

NCT03326193
View directory record Official record
Conditions
Ovarian Neoplasms
Interventions
Niraparib, Bevacizumab
Drug · Biological
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
29
States / cities
Mobile, Alabama • Anchorage, Alaska • Mesa, Arizona + 25 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2025 · Synced Oct 9, 2026, 11:42 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Niraparib in Combination With Pembrolizumab in Patients With Triple-negative Breast Cancer or Ovarian Cancer

NCT02657889
View directory record Official record
Conditions
Neoplasms, Triple Negative Breast Cancer, Ovarian Cancer, Breast Cancer, Metastatic Breast Cancer, Advanced Breast Cancer, Stage IV Breast Cancer, Fallopian Tube Cancer, Peritoneal Cancer
Interventions
niraparib, pembrolizumab
Drug · Biological
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years and older
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
30
States / cities
Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 25 more
Source: ClinicalTrials.gov public record
Updated Dec 1, 2022 · Synced Oct 9, 2026, 11:42 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

An Open Label, Single Dose, Three Part Study to Assess the Effects of Rolapitant (2 mg/mL IV Solution) on the Pharmacokinetics of Digoxin; Sulfasalazine; and the Cooperstown Cocktail (Midazolam, Omeprazole, Warfarin, Caffeine, and Dextromethorphan in Healthy Subjects

NCT02434861
View directory record Official record
Conditions
Chemotherapy-induced Nausea and Vomiting
Interventions
Rolapitant, Digoxin, Sulfasalazine, Cooperstown Cocktail
Drug
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 25, 2015 · Synced Oct 9, 2026, 11:42 PM EDT
Completed Phase 2 Interventional Results available

Niraparib + Dostarlimab + RT in Pancreatic Cancer

NCT04409002
View directory record Official record
Conditions
Pancreatic Cancer, Metastatic Pancreatic Cancer
Interventions
Niraparib, Dostarlimab, Radiation
Drug · Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 15, 2025 · Synced Oct 9, 2026, 11:42 PM EDT
Completed Phase 2 Interventional Results available

A Study of Niraparib in Patients With Ovarian Cancer Who Have Received Three or Four Previous Chemotherapy Regimens

NCT02354586
View directory record Official record
Conditions
Ovarian Neoplasms, Ovarian Cancer
Interventions
Niraparib
Drug
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
463 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
48
States / cities
Chandler, Arizona • Phoenix, Arizona • Tucson, Arizona + 41 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2022 · Synced Oct 9, 2026, 11:42 PM EDT
Completed Phase 2 Interventional Results available

Effects of Single Agent Niraparib and Niraparib Plus Programmed Cell Death-1 (PD-1) Inhibitors in Non-Small Cell Lung Cancer Participants

NCT03308942
View directory record Official record
Conditions
Neoplasms
Interventions
Niraparib, Pembrolizumab, TSR-042 (Dostarlimab)
Drug · Biological
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
16
States / cities
Whittier, Alaska • Port Saint Lucie, Florida • Atlanta, Georgia + 13 more
Source: ClinicalTrials.gov public record
Updated Oct 16, 2023 · Synced Oct 9, 2026, 11:42 PM EDT
Completed Phase 3 Interventional Results available

Ph 3 Safety/Efficacy Study of Rolapitant for Prevention of CINV in Subjects Receiving Moderately Emetogenic Chemotherapy

NCT01500226
View directory record Official record
Conditions
Chemotherapy-induced Nausea and Vomiting
Interventions
Rolapitant, Granisetron, Dexamethasone, Placebo
Drug
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,369 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Waltham, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 2, 2016 · Synced Oct 9, 2026, 11:42 PM EDT
Completed Phase 3 Interventional Results available

Ph3 Safety/Efficacy Study of Rolapitant for the Prevention of CINV in Subjects Receiving Highly Emetogenic Chemotherapy

NCT01499849
View directory record Official record
Conditions
Chemotherapy-induced Nausea and Vomiting
Interventions
Rolapitant, Granisetron, dexamethasone, Placebo
Drug
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years and older
Enrollment
532 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Waltham, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 19, 2016 · Synced Oct 9, 2026, 11:42 PM EDT
Recruiting Phase 2 Interventional

Radiation and TSR-042 (Dostarlimab) in People With Endometrial Cancer After They Receive Surgery

NCT04774419
View directory record Official record
Conditions
Endometrial Cancer
Interventions
Intensity modulated radiation therapy (IMRT), Dostarlimab, Hypofractionated IMRT
Radiation · Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 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 Jul 9, 2026 · Synced Oct 9, 2026, 11:42 PM EDT
Completed Phase 2 Interventional

Niraparib in Patients With Pancreatic Cancer

NCT03601923
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
Niraparib
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
3
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 25, 2026 · Synced Oct 9, 2026, 11:42 PM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Niraparib in Combination With Trastuzumab in Metastatic HER2+ Breast Cancer

NCT03368729
View directory record Official record
Conditions
Metastatic Breast Cancer, HER2 Positive Breast Carcinoma
Interventions
Niraparib, Trastuzumab
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older · Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
7
States / cities
Birmingham, Alabama • Chicago, Illinois • Rochester, Minnesota + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 23, 2026 · Synced Oct 9, 2026, 11:42 PM EDT
Not listed Phase 2 Interventional

Niraparib in Metastatic Pancreatic Cancer After Previous Chemotherapy (NIRA-PANC): a Phase 2 Trial

NCT03553004
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
Niraparib Treatment
Drug
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
6
States / cities
Fairway, Kansas • Kansas City, Kansas • Overland Park, Kansas + 3 more
Source: ClinicalTrials.gov public record
Updated May 19, 2023 · Synced Oct 9, 2026, 11:42 PM EDT
Active, not recruiting Phase 3 Interventional Results available

A Comparison of Platinum-based Therapy With TSR-042 and Niraparib Versus Standard of Care (SOC) Platinum-based Therapy as First-line Treatment of Stage III or IV Nonmucinous Epithelial Ovarian Cancer

NCT03602859
View directory record Official record
Conditions
Ovarian Neoplasms, Ovarian, Fallopian Tube and Primary Peritoneal Carcinoma
Interventions
Niraparib, Dostarlimab (TSR-042), Standard of care, Dostarlimab-Placebo, Niraparib-Placebo
Drug
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
1,400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2029
U.S. locations
65
States / cities
Anchorage, Alaska • Phoenix, Arizona • Tucson, Arizona + 55 more
Source: ClinicalTrials.gov public record
Updated Dec 31, 2025 · Synced Oct 9, 2026, 11:42 PM EDT
Completed Phase 1Phase 2 Interventional

A Phase I/IIa Open-Label, Dose Escalation and Cohort Expansion Trial of Oral TSR-011 in Patients With Advanced Solid Tumors and Lymphomas

NCT02048488
View directory record Official record
Conditions
Solid Tumors, Lymphomas
Interventions
TSR-011
Drug
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
6
States / cities
Goodyear, Arizona • Scottsdale, Arizona • Los Angeles, California + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 26, 2019 · Synced Oct 9, 2026, 11:42 PM EDT
Completed Phase 2 Interventional Results available

A Study to Evaluate the Efficacy and Safety of Novel Treatment Combinations in Participants With Ovarian Cancer

NCT03574779
View directory record Official record
Conditions
Ovarian Neoplasms
Interventions
Niraparib, TSR-042, Bevacizumab, Carboplatin, Paclitaxel
Drug · Biological
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
19
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 15 more
Source: ClinicalTrials.gov public record
Updated Jul 15, 2025 · Synced Oct 9, 2026, 11:42 PM EDT
Completed Phase 1 Interventional Results available

Study of Niraparib, TSR-022, Bevacizumab, and Platinum-Based Doublet Chemotherapy in Combination With TSR-042

NCT03307785
View directory record Official record
Conditions
Neoplasms, Metastatic Cancer, Advanced Cancer, Solid Tumor, Non Small Cell Lung Cancer Metastatic, Non Small Cell Lung Cancer Stage IIIB, Non Small Cell Lung Cancer
Interventions
Niraparib, TSR-042, Carboplatin-Paclitaxel, Bevacizumab, TSR-022, Carboplatin-Pemetrexed, Carboplatin-Nab-Paclitaxel
Drug
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
8
States / cities
Scottsdale, Arizona • Encinitas, California • San Marcos, California + 5 more
Source: ClinicalTrials.gov public record
Updated Nov 25, 2025 · Synced Oct 9, 2026, 11:42 PM EDT
Terminated Phase 1 Interventional

Niraparib in Combination With Osimertinib in EGFR-Mutated Advanced Lung Cancer

NCT03891615
View directory record Official record
Conditions
Lung Cancer
Interventions
Niraparib, Osimertinib
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
3
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 9, 2026, 11:42 PM EDT