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Trackers› Clinical trials› Breast Cancer
Clinical trial register · United States · industry-sponsored

Breast Cancer Trials in the USA, 2026

Every industry-sponsored study on the ClinicalTrials.gov registry that lists a US site and is open, about to open, active-but-closed, or enrolling by invitation. This deliberately excludes academic and other non-industry sponsors — the full US registry across all sponsors runs to over 22,000 recruiting studies alone.

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Source: ClinicalTrials.gov. Complete coverage of the industry-sponsored slice — all 9118 matching records are in this view (non-industry sponsors are out of scope by design, not truncated). Synced 06 Oct 2026, 03:16 UTC
9118
Studies in scope
industry-sponsored, all four open statuses
4945
Recruiting now
open to new participants
2189
Lead sponsors
across recruiting studies
Top states
California 86 Florida 71 Colorado 40 Massachusetts 40 Texas 40
Narrow the registerReset
Recruitment status
Phase
Lead sponsor
AstraZeneca13 Pfizer11 Hoffmann-La Roche9 Eli Lilly and Company6 Novartis Pharmaceuticals4
State
California86 Florida71 Colorado40 Massachusetts40 Texas40
All 47 states
Target enrolment
to

Breast Cancer trials in the USA

136 of 9118 studies
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Status
Study
Lead sponsor
Phase
Enrol
US states
Start
Not yet open
Evaluation of the Distribution of 64Cu/68Ga Labeled CM500 in Healthy Volunteers and Patients With Cancer
NCT07781852Bladder Cancer, Glioma, Glioblastoma (GBM), Breast Cancer
Lumina Pharmaceuticals Inc
Phase EARLY_PHASE1
40
Massachusetts, Michigan, New York
2026-09-01
Recruiting
Study of [177Lu]Lu-DWJ155 and [68Ga]Ga-DWJ155 in Patients With Solid Tumors
NCT07660055Breast Cancer, Non-small Cell Lung Cancer (NSCLC), Gastric/Gastroesophageal Junction (GEJ) Cancer, Bladder Cancer
Novartis Pharmaceuticals
Phase 1
156
Nebraska
2026-06-16
Not yet open
Study of Monochromatic X-ray Mammography System
NCT07219797Breast Imaging, Breast Cancer
Imagine Scientific, Inc.
Not applicable
52
North Carolina
2026-06
Recruiting
Study of RGT-490 in Patients With PIK3CA-Mutated Advanced Solid Tumors
NCT07524322Breast Cancer, Ovarian Cancer, Endometrial Cancer, PIK3CA Mutation
Regor Pharmaceuticals Inc.
Phase 1
63
California, Texas, Virginia
2026-06
Recruiting
A Phase 1 Study of IM-1617 in Participants With Advanced Cancer
NCT07578571Colorectal Cancer, Non-Small Cell Lung Cancer, Breast Cancer, Esophageal Cancer
Immunome, Inc.
Phase 1
175
Connecticut, Florida, Massachusetts, Texas
2026-05-21
Not yet open
Prospective Ultrasound Data Collection Study for AI-Based Detection of Breast Biopsy Markers
NCT07427407Breast Cancer
AURA Health Technologies
Observational
100
New York
2026-05
Recruiting
A Phase II Study Evaluating the Efficacy and Safety of Inavolisib Plus Ribociclib Plus Fulvestrant Versus Placebo Plus Ribociclib Plus Fulvestrant in Participants With Advanced Breast Cancer
NCT07405801Breast Cancer
DrugsInavolisib·Ribociclib·Fulvestrant
Hoffmann-La Roche
Phase 2
80
California, Florida, Minnesota, South Dakota, Wisconsin
2026-04-07
Recruiting
To Study the Effect of Inavolisib in Combination With Fulvestrant in Participants With Breast Cancer
NCT07368998Breast Cancer
DrugsInavolisib·Fulvestrant
Hoffmann-La Roche
Phase 2
80
California, Florida, Missouri, New Jersey
2026-02-18
Recruiting
Feasibility Study for the SIRA-1000, SIRA® RFA Electrosurgical Device as an Adjunct to Breast Conserving Surgery
NCT07206121Breast Cancer, Breast-conserving Surgery, Breast Cancer - Infiltrating Ductal Carcinoma, ER/PR+Her2neu
Innoblative Designs, Inc.
Not applicable
10
Texas
2026-02-10
Recruiting
A Phase 1/2 Clinical Trial to Assess the Safety, Tolerability, Pharmacokinetics and Preliminary Efficacy of HMBD-501 in Patients With HER3-Expressing Solid Tumors
NCT06956690Melanoma (Skin), Non Small Cell Lung Cancer, Breast Cancer
Hummingbird Bioscience
Phase 1/2
180
California, Indiana, Michigan, Texas
2025-12-17
Recruiting
ATUSA Ultrasound Diagnostic Imaging for Breast Lesions Evaluation (AUDIBLE) - iSono Health
NCT07505797Breast Cancer, Benign Breast Condition, Breast Fibroadenoma, Breast Neoplasms
iSono Health, Inc.
Observational
800
California, Texas
2025-12-16
Recruiting
An Investigational Study of BG-75202 Alone and in Combination With Other Therapeutic Agents in Adults With Advanced Solid Tumors
NCT07222267Breast Cancer, Advanced Solid Tumor
DrugBG-75202
BeOne Medicines
Phase 1
86
Alabama, Connecticut, Missouri, Texas, Washington
2025-12-11
Recruiting
Phase 1 Study of CLR 125 in Triple Negative Breast Cancer
NCT07311993Breast Cancer
DrugCLR 131
Cellectar Biosciences, Inc.
Phase 1
60
Florida, Maryland, Minnesota, New Jersey
2025-12-05
Recruiting
FT836 With or Without Chemotherapy and/or Monoclonal Antibodies, in Participants With Advanced Solid Tumors
NCT07216105Non-Small Cell Lung Cancer, Colorectal Cancer, Breast Cancer, Ovarian Cancer
DrugsTrastuzumab·Cetuximab
Fate Therapeutics
Phase 1
119
California, Minnesota, Pennsylvania, Texas
2025-11-04
Recruiting
Palazestrant in Combination With Ribociclib for the First-line Treatment of ER+/HER2- Advanced Breast Cancer
NCT07085767Breast Cancer, Locally Advanced Breast Cancer, Metastatic Breast Cancer, ER Positive Breast Cancer
DrugsPalazestrant·Ribociclib·Letrozole
Olema Pharmaceuticals, Inc.
Phase 3
1,000
Arkansas, California, Colorado, Connecticut, Florida, Georgia, Hawaii, Illinois
2025-11-03
Recruiting
A Study of Dato-DXd in Inoperable or Metastatic Hormone Receptor-positive, HER2 IHC 0 Breast Cancer
NCT07205822Breast Cancer
DrugDato-DXd
AstraZeneca
Phase 3
100
Florida, Indiana, Nebraska, New York, Texas, Washington
2025-10-30
Recruiting
Evaluating Minimal Residual Disease (MRD) Through Longitudinal Circulating Tumor DNA (ctDNA) Profiling in Breast Malignancies
NCT07211178Breast Cancer, TNBC - Triple-Negative Breast Cancer, HR Positive/HER-2 Negative Breast Cancer, HER2 + Breast Cancer
Tempus AI
Observational
900
Alabama, California, Florida, Illinois, Indiana, Michigan, Missouri, Nevada
2025-10-27
Recruiting
A Study to Evaluate the Effect of GDC-4198 Alone and in Combination With Giredestrant Versus Abemaciclib and Giredestrant in Participants With Locally Advanced or Metastatic Estrogen Receptor-Positive (ER+), Human Epidermal Growth Factor Receptor-Negative (HER2-) Breast Cancer
NCT07100106Breast Cancer
DrugsRGT-419B·Giredestrant·Abemaciclib
Genentech, Inc.
Phase 1/2
285
Arizona, California, Florida, Georgia, Illinois, Maine, Maryland, Massachusetts
2025-10-07
Recruiting
A Phase 2 Neoadjuvant Study of Zanidatamab in Combination With Chemotherapy in Participants With HER2-positive Breast Cancer
NCT07102381HER2-positive Breast Cancer, Breast Cancer
DrugsZanidatamab·Pertuzumab·Trastuzumab·Docetaxel
Jazz Pharmaceuticals
Phase 2
125
California, Colorado, Florida, Iowa, Louisiana, Maine, Maryland, Michigan
2025-09-24
Recruiting
A Phase 1/2 Trial of TER-2013 in Patients With Solid Tumors Harboring AKT/PI3K/PTEN Pathway Alterations
NCT07109726Breast Cancer, Endometrial Cancer, Ovarian Cancer, Lung Squamous Cell Carcinoma
DrugFulvestrant
Terremoto Biosciences Inc.
Phase 1/2
205
California, Florida, Illinois, Massachusetts, Minnesota, Missouri, Nebraska, North Carolina
2025-09-23
Recruiting
A Study to Test Inavolisib Treatments in Participants With Early-Stage, PIK3CA-Mutated Breast Cancer
NCT07054190Breast Cancer
DrugsGiredestrant·Inavolisib·Ribociclib·Letrozole
Hoffmann-La Roche
Phase 2
120
California, Tennessee, West Virginia
2025-09-09
Recruiting
Phase 1/2 Dose Finding, Safety and PK Study in Advanced Refractory Solid Tumors
NCT07145255Prostate Cancer Castration-resistant Prostate Cancer, Breast Cancer, Colo-rectal Cancer, Lung Cancer (Non-Small Cell)
MBrace Therapeutics
Phase 1/2
150
California, Michigan, New Jersey, Texas, Utah, Virginia
2025-09-03
Not yet open
SNAPS Breast Cancer Patient Study Breast Cancer Patients
NCT05370300Breast Cancer, Breast Cancer Female
Immunis.AI
Observational
500
North Carolina
2025-09-01
Recruiting
Phase 3 Study of RLY-2608 + Fulvestrant vs Capivasertib + Fulvestrant as Treatment for Locally Advanced or Metastatic PIK3CA-mutant HR+/HER2- Breast Cancer
NCT06982521PIK3CA Mutation, HER2- Negative Breast Cancer, Hormone Receptor Positive Tumor, Breast Cancer
DrugsCapivasertib·Fulvestrant
Relay Therapeutics, Inc.
Phase 3
540
Arizona, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia
2025-08-26
Recruiting
A Study to Learn About the Study Medicine Called PF-07248144 in Combination With Fulvestrant in People With HR-positive, HER2-negative Advanced or Metastatic Breast Cancer Who Progressed After a Prior Line of Treatment.
NCT07062965Breast Cancer
DrugsPrifetrastat·Exemestane·Everolimus·Fulvestrant
Pfizer
Phase 3
400
Arizona, California, Colorado, Connecticut, District of Columbia, Georgia, Illinois, Maryland
2025-08-05
Active, closed
A Phase 1 Study of ATV-1601 in Patients With Advanced Cancer That Have AKT1 E17K Mutations
NCT07038369Advanced Solid Tumors, Breast Cancer, Breast Carcinoma, Breast Neoplasms
DrugATV-1601
Atavistik Bio, Inc
Phase 1
134
California, Florida, Massachusetts, Missouri, Texas
2025-07-29
Recruiting
Phase 3 Study of Gedatolisib as First-Line Treatment for Patients With HR-Positive, HER2-Negative Advanced Breast Cancer (VIKTORIA-2)
NCT06757634Breast Cancer
DrugsGedatolisib·Ribociclib·Palbociclib·Letrozole
Celcuity Inc
Phase 3
1,180
California, Florida, Kansas, Kentucky, Maryland, Massachusetts, Michigan, Missouri
2025-07-24
Recruiting
Identification of Breast Cancer in Breath Samples Using Trained Detection Dogs
NCT07038785Breast Cancer
SpotitEarly
Observational
1,204
New Jersey, Pennsylvania
2025-07-22
Recruiting
Sample Collection for Ongoing Research and Product Evaluation Study
NCT07318051Breast Cancer, Lung Cancer, Muscle Invasive Bladder Cancer, Rectal Cancer
Natera, Inc.
Observational
9,600
Texas
2025-07-21
Active, closed
A Study of Disitamab Vedotin in Adults With HER2 Expressing Advanced Breast Cancer
NCT06966453Breast Cancer, Breast Neoplasms
DrugDisitamab Vedotin
Pfizer
Phase 1/2
74
Alabama, Arizona, California, Colorado, Connecticut, District of Columbia, Florida, Georgia
2025-06-30
Active, closed
Bioequivalence ANDA SNP Clinical Study - Raloxifene and Single Nucleotide Polymorphisms
NCT06062810Breast Cancer
Han Xu, M.D., Ph.D., FAPCR, Sponsor-Investigator, IRB Chair
Phase 2/3
600
Maryland
2025-06-21
Recruiting
EXoPERT EMERALD Clinical Study
NCT07186296Breast Cancer, Colon Cancer, Pancreatic Cancer, Ovarian Cancer
EXoPERT
Observational
1,400
California, Hawaii, Kentucky, Maryland, New York
2025-05-09
Recruiting
PAS 1ml Magtrace® for Sentinel Lymph Node Biopsy in Breast Cancer Patients
NCT06610539Breast Cancer
Endomagnetics Ltd.
Observational
184
North Carolina, Virginia
2025-04-22
Recruiting
A Study Evaluating the Efficacy and Safety of Inavolisib Plus CDK4/6 Inhibitor and Letrozole vs Placebo + CDK4/6i and Letrozole in Participants With Endocrine-Sensitive PIK3CA-Mutated, Hormone Receptor-Positive, HER2-Negative Advanced Breast Cancer
NCT06790693Breast Cancer
DrugsCDK4/6i·Inavolisib·Letrozole
Hoffmann-La Roche
Phase 3
450
Arizona, California, Florida, Georgia, Illinois, Kentucky, Maryland, Michigan
2025-04-09
Recruiting
Study of Patritumab Deruxtecan Plus Pembrolizumab With Other Anticancer Agents in Participants With High-Risk Early-Stage Triple-Negative or Hormone Receptor-Low Positive/HER-2 Negative Breast Cancer (MK-1022-010, HERTHENA-Breast-03)
NCT06797635Breast Neoplasms, Breast Cancer
DrugsPatritumab deruxtecan·Doxorubicin Hydrochloride·Epirubicin·Adriamycin
Merck Sharp & Dohme LLC
Phase 2
372
California, Illinois, Montana, Oregon, Tennessee, Texas, Virginia
2025-03-20
Active, closed
Study of Zelenectide Pevedotin in Participants With Advanced Breast Cancer
NCT06840483Breast Cancer
DrugZelenectide pevedotin
BicycleTx Limited
Phase 2
66
Maryland, Massachusetts, Missouri, New York, North Carolina, Oregon, Texas, Virginia
2025-03-03
Recruiting
Study of Patritumab Deruxtecan With Other Anticancer Agents in Participants With HER2 Positive Breast Cancer That Has Spread and Cannot Be Surgically Removed (MK-1022-009)
NCT06686394Breast Neoplasms, Breast Cancer
DrugsOgivri·Herzuma·Patritumab deruxtecan·Tucatinib
Merck Sharp & Dohme LLC
Phase 1/2
81
Colorado, Massachusetts, New Jersey, South Carolina, Virginia
2025-02-26
Recruiting
Identifying Patterns in the Breath of Individuals With Breast Cancer
NCT06512350Breast Cancer
Breathe BioMedical Inc
Observational
5,175
District of Columbia, Florida, North Carolina, Pennsylvania
2025-02-25
Recruiting
Feasibility Study of CBCT for IGRT in Cancer Patients
NCT06681233Head and Neck Cancers, Breast Cancer, Thoracic Cancers, Liver Cancer
Varian, a Siemens Healthineers Company
Not applicable
50
Ohio
2025-02-19
Recruiting
A Study to Evaluate the Safety, Tolerability, Drug Levels, and Preliminary Efficacy of BMS-986507 Combinations in Adult Participants With Advanced Solid Tumors
NCT06618287Lung Cancer, Breast Cancer
DrugsPumitamig·Iza-bren·Osimertinib·Opdivo
Bristol-Myers Squibb
Phase 1/2
416
Alabama, Florida, Iowa, Missouri, New Jersey, Ohio, Oregon, Pennsylvania
2025-02-04
Recruiting
A Phase 2 Study of Zanidatamab in Patients With HER2-expressing Tumors
NCT06695845Breast Cancer, Gastric Cancer, Esophageal Cancer, Gastroesophageal Cancer
DrugZanidatamab
Jazz Pharmaceuticals
Phase 2
200
Arizona, Colorado, Florida, Illinois, Michigan, New York, Pennsylvania, Tennessee
2025-01-14
Recruiting
A Phase 1 Study of LNCB74 in Advanced Solid Tumors
NCT06774963Ovarian Cancer, Breast Cancer, Endometrial Cancer, Biliary Tract Cancer
NextCure, Inc.
Phase 1
145
California, Kentucky, Massachusetts, Missouri, New Jersey, New York, Ohio, Pennsylvania
2025-01-07
Active, closed
Study of PF-07220060 With Letrozole in Adults With HR-positive HER2-negative Breast Cancer Who Have Not Received Anticancer Treatment for Advanced/Metastatic Disease
NCT06760637Breast Cancer
DrugsAtirmociclib·Abemaciclib·Ribociclib·Palbociclib
Pfizer
Phase 3
1,035
Alabama, Arizona, Arkansas, California, Colorado, District of Columbia, Florida, Georgia
2025-01-06
Recruiting
Evaluation of the Bexa Breast Examination
NCT06643767Breast Cancer
Sure, Inc.
Not applicable
500
Texas
2024-10-16
Recruiting
A Phase 2 Study of PCS6422 With Capecitabine in Patients With Advanced or Metastatic Breast Cancer
NCT06568692Breast Cancer, TNBC - Triple-Negative Breast Cancer, HER2-negative Breast Cancer
DrugCapecitabine
Processa Pharmaceuticals
Phase 2
90
Arizona, California, Florida, Indiana, Maryland, New Jersey, New York, Ohio
2024-10-02
Recruiting
A Study of Elacestrant Versus Standard Endocrine Therapy in Women and Men With ER+,HER2-, Early Breast Cancer With High Risk of Recurrence
NCT06492616Breast Cancer
DrugsElacestrant·Tamoxifen·Exemestane·Anastrozole
Stemline Therapeutics, Inc.
Phase 3
4,220
Alabama, Arizona, Arkansas, California, Colorado, Connecticut, District of Columbia, Florida
2024-09-27
Active, closed
A Study to Learn About Study Medicine ALTA2618 in Adults With AKT1 E17K-Mutant Solid Tumors
NCT06533059Cancer, Breast Cancer, Endometrial Cancer, Metastatic Cancer
Alterome Therapeutics, Inc.
Phase 1
110
California, Colorado, Florida, Massachusetts, Missouri, Tennessee, Texas, Virginia
2024-08-22
Active, closed
A Phase I/II, Dose Finding and Optimization Study of [177Lu]Lu-NeoB in Combination With Capecitabine in Patients With GRPR+, ER+, HER2- Metastatic Breast Cancer After Progression on Previous Endocrine Therapy in Combination With a CDK4/6 Inhibitor.
NCT06247995Breast Cancer
DrugsGa-NeoB·Lu-NeoB·Capecitabine
Novartis Pharmaceuticals
Phase 1/2
20
California, Minnesota, Texas, Wisconsin
2024-08-14
Active, closed
Evaluation of Improved Onboard Patient Imaging
NCT06187103Head and Neck Cancer, Breast Cancer, Upper Gastrointestinal Cancer, Lung Cancer
Varian, a Siemens Healthineers Company
Observational
40
Maryland
2024-07-10
Recruiting
Safety, Tolerability, Pharmacokinetics, and Preliminary Efficacy of BTX-9341 in Advanced and/or Metastatic Breast Cancer
NCT06515470Breast Cancer
DrugFulvestrant
Biotheryx, Inc.
Phase 1
82
Minnesota, Nebraska, Texas, Utah, Virginia
2024-07-03
Active, closed
A Real-life Study to Understand the Use and Effects of Palbociclib in US Patients With Breast Cancer
NCT06495164Breast Cancer, Malignant Neoplasm of Breast
DrugsAbemaciclib·Ribociclib·Palbociclib
Pfizer
Observational
1
New York
2024-06-24
Recruiting
Dose Escalation and Dose Expansion Study of MDX2001 in Patients With Advanced Solid Tumors
NCT06239194Biliary Tract Cancer, Breast Cancer, Cervical Cancer, Colon Cancer
ModeX Therapeutics, An OPKO Health Company
Phase 1/2
285
Colorado, Florida, Massachusetts, Tennessee, Texas
2024-06-12
Recruiting
EXActDNA-003 / NSABP B-64: Study of Molecular Residual Disease Detection in Breast Cancer (MRD)
NCT06401421Breast Cancer
Exact Sciences Corporation
Observational
1,800
Alaska, California, Colorado, Florida, Illinois, Indiana, Kansas, Kentucky
2024-06-07
Recruiting
A Study of PARG Inhibitor ETX-19477 in Patients With Advanced Solid Malignancies
NCT06395519Advanced or Metastatic Solid Tumors, Breast Cancer, Ovarian Cancer, Prostate Cancer
858 Therapeutics, Inc.
Phase 1/2
120
Arizona, Connecticut, Florida, Illinois, Massachusetts, Minnesota, New York, Ohio
2024-05-13
Active, closed
A Randomised Controlled Trial to Evaluate the Impact of Complement Theory's Live CoActive Exercise Coaching and Personalized Digital Application on Cancer Survivors' Quality of Life
NCT06397651Breast Cancer, Lung Cancer, Prostate Cancer, Colorectal Cancer
Complement Theory Inc.
Not applicable
146
Delaware
2024-05-12
Recruiting
BostonGene and Exigent Genomic INsight Study
NCT06272864Breast Cancer, Non-small Cell Lung Cancer, Melanoma, Sarcoma
BostonGene
Observational
400
Arkansas, California, Indiana, New Mexico, Oklahoma, Texas, Washington
2024-04-08
Active, closed
A Study to Examine the Safety of Different Doses of BG-68501 Given to Participants With Advanced-Stage Tumors
NCT06257264Breast Cancer, Small Cell Lung Cancer, Ovarian Cancer, Gastric Cancer
DrugsBGB-43395·Fulvestrant
BeiGene
Phase 1
103
California, Florida, Missouri, New Jersey, South Dakota, Texas
2024-03-11
Active, closed
First-in-Human Study of OKI-219 in Advanced Solid Tumors and Advanced Breast Cancer
NCT06239467Advanced Cancer, Breast Cancer, Advanced Solid Tumors, PI3K Gene Mutation
DrugsAtirmociclib·Tucatinib·Ribociclib·Fulvestrant
OnKure, Inc.
Phase 1
200
California, Colorado, Massachusetts, Nevada, New York, Tennessee, Virginia, Washington
2024-02-26
Active, closed
A Study to Learn About Vepdegestrant When Given With PF-07220060 to People With Advanced or Metastatic Breast Cancer.
NCT06206837Breast Cancer
DrugsVepdegestrant·Atirmociclib
Pfizer
Phase 1/2
71
Arkansas, California, Colorado, Connecticut, Michigan, New Jersey, New York, Texas
2024-02-19
Active, closed
Tucatinib+Trastuzumab+Eribulin in HER2+ MBC
NCT05458674Breast Cancer, Pretreated Unresectable Locally Advanced or Metastatic HER2+ Breast Cancer
DrugsTucatinib·Eribulin·Herceptin·Trastuzumab
Criterium, Inc.
Phase 2
17
Colorado, District of Columbia, New Mexico, Washington, Wisconsin
2024-01-30
Recruiting
Trastuzumab Deruxtecan (T-DXd) in Patients Who Have Hormone Receptor-negative and Hormone Receptor-positive HER2-low or HER2 IHC 0 Metastatic Breast Cancer
NCT05950945Breast Cancer
DrugTrastuzumab deruxtecan
Daiichi Sankyo
Phase 3
250
Florida, Massachusetts, New Jersey
2023-12-30
Recruiting
Study of the Bria-IMT Regimen and CPI vs Physicians' Choice in Advanced Metastatic Breast Cancer.
NCT06072612Breast Cancer, Metastatic Breast Cancer, Breast Neoplasm, Breast Cancer Metastatic
DrugsRetifanlimab·Cyclophosphamide
BriaCell Therapeutics Corporation
Phase 3
404
Arizona, California, Connecticut, Florida, Georgia, Illinois, Indiana, Kansas
2023-12-05
Recruiting
A Phase III Study of Dato-DXd With or Without Durvalumab Compared With Investigator's Choice of Chemotherapy in Combination With Pembrolizumab in Patients With PD-L1 Positive Locally Recurrent Inoperable or Metastatic Triple-negative Breast Cancer (TROPION-Breast05)
NCT06103864Breast Cancer
DrugsDato-DXd·Durvalumab·Nab-paclitaxel·Gemcitabine
AstraZeneca
Phase 3
625
Alabama, Arkansas, California, Colorado, Connecticut, Florida, Georgia, Hawaii
2023-11-23
Active, closed
OP-1250 (Palazestrant) vs. Standard of Care for the Treatment of ER+/HER2- Advanced Breast Cancer
NCT06016738Breast Cancer, Advanced Breast Cancer, Metastatic Breast Cancer, ER Positive Breast Cancer
DrugsPalazestrant·Exemestane·Anastrozole·Letrozole
Olema Pharmaceuticals, Inc.
Phase 3
510
Arizona, California, Colorado, Connecticut, Delaware, Florida, Georgia, Illinois
2023-11-16
Active, closed
A Phase III Randomised Study to Evaluate Dato-DXd and Durvalumab for Neoadjuvant/Adjuvant Treatment of Triple-Negative or Hormone Receptor-low/HER2-negative Breast Cancer
NCT06112379Breast Cancer
DrugsDato-DXd·Epirubicin·Xeloda·Olaparib
AstraZeneca
Phase 3
1,902
Alabama, Arizona, Arkansas, California, Colorado, Connecticut, Florida, Georgia
2023-11-14
Active, closed
[177Lu]Lu-NeoB in Combination With Ribociclib and Fulvestrant in Participants With ER+, HER2- and GRPR+ Advanced Breast Cancer
NCT05870579Breast Cancer
DrugsGa-NeoB·Lu-NeoB·Ribociclib·Fulvestrant
Novartis Pharmaceuticals
Phase 1
28
California, Texas
2023-11-13
Recruiting
A Study of Oral MBQ-167 in Participants With Advanced Breast Cancer
NCT06075810Breast Cancer, Breast Neoplasm, Breast Cancer Stage IV
MBQ Pharma
Phase 1
48
California, Florida, Tennessee
2023-11-09
Recruiting
ARTIDIS Nanomechanical Generated Measurements for Early Breast Lesions
NCT06085833Breast Cancer
ARTIDIS AG
Not applicable
2,706
Texas, Washington
2023-11-02
Recruiting
SIBYL: obServation of Therapy Response With lIquid BiopsY evaLuation
NCT05935384Non-small Cell Lung Cancer, Colorectal Cancer, Breast Cancer
Guardant Health, Inc.
Observational
470
Illinois
2023-10-25
Recruiting
IKS014 in Advanced Solid Tumors That Express HER2
NCT05872295Breast Cancer, Gastric Cancer, Gastroesophageal-junction Cancer
Iksuda Therapeutics Ltd.
Phase 1
165
California, Massachusetts, Tennessee, Texas
2023-09-14
Active, closed
Vepdegestrant (ARV-471/PF-07850327) + Palbociclib vs Letrozole + Palbociclib in ER(+)/HER2(-) Advanced Breast Cancer
NCT05909397Breast Cancer
DrugsVepdegestrant·Letrozole
Pfizer
Phase 3
59
Florida, Virginia
2023-08-09
Recruiting
Real World Treatment Experience of Patients With Breast, Lung, Ovarian, Multiple Myeloma, or Acute Myelogenous Leukemia Using Remote Symptom Monitoring
NCT05974150Breast Cancer, Lung Cancer, Multiple Myeloma, Ovarian Cancer
Carevive Systems, Inc.
Observational
25
Connecticut, Illinois, North Carolina, Ohio
2023-07-19
Active, closed
A Study of Tobemstomig + Nab-Paclitaxel Compared With Pembrolizumab + Nab-Paclitaxel in Participants With Previously Untreated, PD-L1-Positive, Locally-Advanced Unresectable or Metastatic Triple-Negative Breast Cancer
NCT05852691Breast Cancer
DrugsTobemstomig·Nab-paclitaxel·Pembrolizumab
Hoffmann-La Roche
Phase 2
83
California, New York, North Carolina, South Dakota
2023-07-18
Recruiting
A Study Evaluating the Efficacy and Safety of Inavolisib Plus Fulvestrant Compared With Alpelisib Plus Fulvestrant in Participants With HR-Positive, HER2-Negative, PIK3CA Mutated, Locally Advanced or Metastatic Breast Cancer Post CDK4/6i and Endocrine Combination Therapy
NCT05646862Breast Cancer
DrugsBupropion·Omeprazole·Alpelisib·Inavolisib
Hoffmann-La Roche
Phase 3
420
California, Colorado, Connecticut, Florida, Georgia, Kentucky, Massachusetts, Michigan
2023-06-07
Active, closed
Robotic vs. Open NSM for Early Stage Breast Cancer
NCT05720039Breast Cancer Female, Breast Cancer, Breast Cancer, Early-Onset, Breast Disease
Intuitive Surgical
Not applicable
204
California, Florida, Georgia, Illinois, Michigan, Minnesota, Missouri, New York
2023-05-08
Active, closed
A Study of PARG Inhibitor IDE161 in Participants With Advanced Solid Tumors
NCT05787587Advanced or Metastatic Solid Tumors, Breast Cancer, Ovarian Cancer, Prostate Cancer
DrugsKeytruda·Pembrolizumab
IDEAYA Biosciences
Phase 1
216
Arizona, California, Colorado, Connecticut, Florida, Georgia, Illinois, Indiana
2023-04-18
Recruiting
First-in-Human Study of Tersolisib (STX-478) as Monotherapy and in Combination With Other Antineoplastic Agents in Participants With Advanced Solid Tumors
NCT05768139Breast Cancer, Solid Tumors, Adult
DrugsTersolisib·Imlunestrant·Tamoxifen·Exemestane
Eli Lilly and Company
Phase 1/2
880
California, Colorado, Connecticut, Florida, Georgia, Iowa, Louisiana, Massachusetts
2023-04-17
Recruiting
Open-Label Study to Evaluate the Safety, Tolerability, PK, and Efficacy of INX-315 in Patients With Advanced Cancer
NCT05735080Breast Cancer, Breast Cancer Metastatic, Hormone Receptor Positive Tumor, Human Epidermal Growth Factor 2 Negative Carcinoma of Breast
DrugsAbemaciclib·Fulvestrant
Incyclix Bio
Phase 1/2
150
Florida, Georgia, Indiana, Massachusetts, Michigan, New York, North Carolina, Ohio
2023-03-28
Active, closed
TACTIVE-U: A Study to Learn About the Study Medicine (Vepdegestrant) When Given With Other Medicines in People With Advanced or Metastatic Breast Cancer (Sub-Study B)
NCT05573555Breast Cancer
DrugsVepdegestrant·Ribociclib
Pfizer
Phase 1/2
20
California, Florida, Illinois, Massachusetts, Missouri
2023-03-01
Active, closed
TACTIVE-U: A Study to Learn About the Study Medicine (Vepdegestrant) When Given With Other Medicines in People With Advanced or Metastatic Breast Cancer (Sub-Study A)
NCT05548127Breast Cancer
DrugsVepdegestrant·Abemaciclib
Pfizer
Phase 1/2
37
California, Florida, Illinois, Missouri, Texas, Washington
2023-02-23
Active, closed
Open-Label Umbrella Study To Evaluate Safety And Efficacy Of Elacestrant In Various Combination In Participants With Metastatic Breast Cancer
NCT05563220Breast Cancer, Metastatic Breast Cancer
DrugsAlpelisib·Capivasertib·Elacestrant·Everolimus
Stemline Therapeutics, Inc.
Phase 1/2
435
Alabama, Arizona, Arkansas, California, Colorado, District of Columbia, Florida, Illinois
2023-01-24
Active, closed
Study of AC699 in Patients With Estrogen Receptor Positive/Human Epidermal Growth Factor Receptor 2 Negative (ER+/HER2-) Locally Advanced or Metastatic Breast Cancer
NCT05654532Breast Cancer
Accutar Biotechnology Inc
Phase 1
100
Colorado, Florida, Maryland, Tennessee, Texas, Virginia, Washington
2022-12-29
By invitation
Safety Extension Study for Subjects With HR+, HER2- Breast Cancer for Subjects Who Have Completed the OVELIA Study
NCT05645536Breast Cancer
DrugsTOL2506·Tamoxifen·Exemestane·Anastrozole
Tolmar Inc.
Phase 3
250
California, Florida, Kentucky, Maryland, New York, North Carolina, Pennsylvania, Tennessee
2022-12-28
Recruiting
Safety and Tolerability of ²¹²Pb-DOTAM-GRPR1 in Adult Subjects With Recurrent or Metastatic GRPR-expressing Tumors
NCT05283330Cervical Cancer, Breast Cancer, Colon Cancer, NSCLC
Orano Med Theranostics, SAS
Phase 1
48
Illinois, Iowa, Kentucky, Maryland, Nebraska, Pennsylvania
2022-12-22
Active, closed
A Study of YL202 in Patients With Locally Advanced or Metastatic Non-small Cell Lung Cancer and Breast Cancer
NCT05653752Non Small Cell Lung Cancer, Breast Cancer
DrugYL202
MediLink Therapeutics (Suzhou) Co., Ltd.
Phase 1
80
Florida, Michigan, Texas, Virginia, Washington
2022-12-20
Recruiting
Phase 3 Study to Evaluate the Efficacy and Safety of HER2/Neu Peptide GLSI-100 (GP2 + GM-CSF) in HER2/Neu Positive Subjects
NCT05232916Breast Cancer
Greenwich LifeSciences, Inc.
Phase 3
2,250
Alabama, Arizona, California, Colorado, Connecticut, District of Columbia, Florida, Georgia
2022-12-16
Active, closed
Gedatolisib Plus Fulvestrant With or Without Palbociclib vs Standard-of-Care for the Treatment of Patients With Advanced or Metastatic HR+/HER2- Breast Cancer (VIKTORIA-1)
NCT05501886Breast Cancer
DrugsGedatolisib·Alpelisib·Palbociclib·Fulvestrant
Celcuity Inc
Phase 3
701
Alabama, Arizona, Arkansas, California, Connecticut, Florida, Georgia, Illinois
2022-12-08
Active, closed
A Study of Dato-DXd With or Without Durvalumab Versus Investigator's Choice of Therapy in Patients With Stage I-III Triple-negative Breast Cancer Without Pathological Complete Response Following Neoadjuvant Therapy (TROPION-Breast03)
NCT05629585Breast Cancer
DrugsDato-DXd·Xeloda·Durvalumab·Keytruda
AstraZeneca
Phase 3
1,174
Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida
2022-11-28
Active, closed
Real World Treatment Experience of Patients With Breast, Lung, or GI Cancer or Multiple Myeloma Using Remote Symptom Monitoring
NCT05587972Breast Cancer, Lung Cancer, Gastrointestinal Cancer, Multiple Myeloma
Carevive Systems, Inc.
Not applicable
100
Ohio
2022-10-06
Active, closed
Phase 1b Study of OP-1250 (Palazestrant) in Combination With Ribociclib, Alpelisib, Everolimus, or Atirmociclib in ER+, HER2- Breast Cancer
NCT05508906Metastatic Breast Cancer, ER-positive Breast Cancer, HER2-negative Breast Cancer, Breast Cancer
DrugsPalazestrant·Atirmociclib·Alpelisib·Everolimus
Olema Pharmaceuticals, Inc.
Phase 1
190
Arizona, California, Colorado, Florida, Iowa, Massachusetts, Michigan, Minnesota
2022-08-31
Recruiting
A Study of Emiltatug Ledadotin (Emi-Le) in Participants With Solid Tumors
NCT05377996Triple Negative Breast Cancer, Breast Cancer, Endometrial Cancer, Ovarian Cancer
Day One Biopharmaceuticals, Inc.
Phase 1/2
360
Arizona, California, Florida, Georgia, Illinois, Massachusetts, Michigan, Minnesota
2022-08-15
Active, closed
Study for Participants Continuing From Pfizer-sponsored Palbociclib (a Study Medicine) Studies
NCT05226871Breast Cancer, Head and Neck Cancer
DrugsPalbociclib·Letrozole·Fulvestrant·Cetuximab
Pfizer
Phase 2
35
California
2022-07-07
Recruiting
Comprehensive Outcomes for After Cancer Health
NCT05349227Ovarian Cancer, Breast Cancer, Lung Cancer, Gastric Cancer
Pack Health
Not applicable
625
Florida, Massachusetts, Nebraska, New York, Ohio, Texas
2022-06-23
Active, closed
CFI-402257, a Potent and Selective TTK Inhibitor, in Solid Tumors and With Fulvestrant in Breast Cancer
NCT05251714Advanced Solid Tumor, Breast Cancer
DrugsCFI-402257·Fulvestrant
Treadwell Therapeutics, Inc
Phase 1/2
44
Ohio, Texas, Utah, Virginia
2022-05-27
Active, closed
A Study of Dato-DXd Versus Investigator's Choice Chemotherapy in Patients With Locally Recurrent Inoperable or Metastatic Triple-negative Breast Cancer, Who Are Not Candidates for PD-1/PD-L1 Inhibitor Therapy (TROPION-Breast02)
NCT05374512Breast Cancer
DrugsEribulin·Dato-DXd·Nab-paclitaxel·Capecitabine
AstraZeneca
Phase 3
644
California, Colorado, Connecticut, District of Columbia, Florida, Georgia, Kentucky, Michigan
2022-05-16
Recruiting
A Study of LOXO-783 in Patients With Breast Cancer/Other Solid Tumors
NCT05307705Breast Cancer
DrugsAnastrozole, Exemestane·Imlunestrant·Abemaciclib·Letrozole
Eli Lilly and Company
Phase 1
260
Arizona, California, Florida, Georgia, Massachusetts, Minnesota, Missouri, New York
2022-05-11
Recruiting
cfDNA Assay Prospective Observational Validation for Early Cancer Detection and Minimal Residual Disease
NCT05366881Brain Cancer, Breast Cancer, Bladder Cancer, Cervical Cancer
Adela, Inc
Observational
7,000
California, Florida, Georgia, Indiana, Kentucky, Minnesota, Ohio, Oregon
2022-05-03
Active, closed
Study of NGM831 as Monotherapy and in Combination With Pembrolizumab or Pembrolizumab and NGM438 in Advanced or Metastatic Solid Tumors
NCT05215574Pancreatic Cancer, Breast Cancer, Gastric Cancer, Non-small Cell Lung Cancer
DrugsKeytruda·Pembrolizumab
NGM Biopharmaceuticals, Inc
Phase 1
130
Arizona, California, Florida, Michigan, New York, Oklahoma, Texas
2022-03-31
Active, closed
A Study to Learn About the Study Medicine (Called PF-07220060 in Combination With PF-07104091) In Participants With Breast Cancer and Solid Tumors
NCT05262400Breast Cancer, Solid Tumors
DrugsPF-07104091·Atirmociclib
Pfizer
Phase 1/2
235
California, Massachusetts, Michigan, Missouri, Texas, Washington
2022-03-14
Recruiting
FIH Study of RGT-419B Alone and With Endocrine Therapy in HR-Positive, HER2-Negative Advanced/Metastatic Breast Cancer
NCT05304962Breast Cancer
DrugRGT-419B
Regor Pharmaceuticals Inc.
Phase 1
64
California, Florida, Georgia, Massachusetts, Missouri, New York
2022-03-04
Active, closed
Study to Evaluate Efficacy & Safety of Afuresertib Plus Fulvestrant in Patients With Locally Advanced or Metastatic HR+/HER2- Breast Cancer
NCT04851613Breast Cancer
DrugFulvestrant
Laekna Limited
Phase 3
256
California, Georgia, Iowa, Mississippi, Vermont, Virginia
2022-02-18
Active, closed
P-MUC1C-ALLO1 Allogeneic CAR-T Cells in the Treatment of Subjects With Advanced or Metastatic Solid Tumors
NCT05239143Breast Cancer, Ovarian Cancer, Non Small Cell Lung Cancer, Colorectal Cancer
DrugRimiducid
Poseida Therapeutics, Inc.
Phase 1
180
California, Colorado, Iowa, Kansas, Maryland, Massachusetts, Nebraska, New York
2022-02-15
Recruiting
First-in-Human Study of Mutant-selective PI3Kα Inhibitor, RLY-2608, as a Single Agent in Patients With Advanced Solid Tumors and in Combination With Endocrine Therapy +/- a CDK4/6 or CDK4 Inhibitor in Patients With Advanced Solid Tumors or Advanced Breast Cancer
NCT05216432PIK3CA Mutation, Solid Tumor, Adult, HER2-negative Breast Cancer, Breast Cancer
DrugsRLY-2608·Atirmociclib·Ribociclib·Palbociclib
Relay Therapeutics, Inc.
Phase 1
930
Arizona, California, Colorado, Connecticut, Florida, Illinois, Indiana, Massachusetts
2021-12-08
Active, closed
Cone Beam Breast CT for Breast Cancer Screening
NCT05036096Breast Cancer
Koning Corporation
Not applicable
1,024
Florida, Georgia, Tennessee
2021-10-30
Active, closed
Trastuzumab Deruxtecan (T-DXd) Alone or in Sequence With THP, Versus Standard Treatment (ddAC-THP), in HER2-positive Early Breast Cancer
NCT05113251Breast Neoplasms, Breast Cancer, HER2-positive Early Breast Cancer
DrugsHerzuma·Perjeta·Herceptin·Adriamycin
AstraZeneca
Phase 3
927
Arkansas, California, Connecticut, Indiana, Kentucky, Louisiana, Minnesota, Nevada
2021-10-25
Active, closed
A Phase-3, Open-Label, Randomized Study of Dato-DXd Versus Investigator's Choice of Chemotherapy (ICC) in Participants With Inoperable or Metastatic HR-Positive, HER2-Negative Breast Cancer Who Have Been Treated With One or Two Prior Lines of Systemic Chemotherapy (TROPION-Breast01)
NCT05104866Breast Cancer
DrugsEribulin·Dato-DXd·Vinorelbine·Capecitabine
AstraZeneca
Phase 3
732
California, Florida, Georgia, Massachusetts, Michigan, New York, Ohio, Oregon
2021-10-18
Recruiting
A Phase I/IIa Study of AZD8205 Given Alone or Combined, in Participants With Advanced/Metastatic Solid Malignancies
NCT05123482Breast Cancer, Biliary Tract Carcinoma, Ovarian Cancer, Endometrial Cancer
DrugsPalacaparib·Saruparib·Rilvegostomig
AstraZeneca
Phase 1/2
460
California, Louisiana, Maryland, Massachusetts, Missouri, New Mexico, New York, North Carolina
2021-10-18
Active, closed
A Study Evaluating the Safety, Pharmacokinetics and Early Efficacy of AVA6000 in Solid Tumours
NCT04969835Salivary Gland Tumor, Urothelial Carcinoma, Ovarian Carcinoma, Breast Cancer
Avacta Life Sciences Ltd
Phase 1
158
New York, Texas, Washington
2021-07-16
Active, closed
Ovarian Suppression Evaluating Subcutaneous Leuprolide Acetate in Breast Cancer
NCT04906395Breast Cancer
DrugsTOL2506·Tamoxifen·Exemestane·Anastrozole
Tolmar Inc.
Phase 3
250
California, Colorado, Illinois, Kentucky, Maryland, Nebraska, New York, Ohio
2021-07-01
Active, closed
A Study of T-DXd in Participants With or Without Brain Metastasis Who Have Previously Treated Advanced or Metastatic HER2 Positive Breast Cancer
NCT04739761Breast Cancer
DrugTrastuzumab deruxtecan
AstraZeneca
Phase 3
506
Massachusetts, North Carolina
2021-06-22
Active, closed
A Study Evaluating the Efficacy and Safety of Adjuvant Atezolizumab or Placebo and Trastuzumab Emtansine for Participants With HER2-Positive Breast Cancer at High Risk of Recurrence Following Preoperative Therapy
NCT04873362Breast Cancer
DrugsAdo-trastuzumab emtansine·Trastuzumab emtansine·Herceptin·Tecentriq
Hoffmann-La Roche
Phase 3
1,188
Alabama, California, Florida, Georgia, Iowa, Maine, New Jersey, North Carolina
2021-05-04
Active, closed
Breast Cancer Index (BCI) Registry
NCT04875351Breast Cancer
Biotheranostics, Inc.
Observational
3,465
Alabama, Arizona, California, Colorado, Florida, Illinois, Maryland, New York
2021-04-14
Active, closed
DNA-guided Second Line Adjuvant Therapy for High Residual Risk, Estrogen Receptor Positive, HER-2 Negative Breast Cancer (DARE)
NCT04567420Breast Cancer
DrugsPalbociclib·Fulvestrant
Criterium, Inc.
Phase 2
70
Arizona, California, Colorado, Connecticut, Georgia, Louisiana, Nebraska, New Mexico
2021-02-09
Active, closed
Study of AZD5305 as Monotherapy and in Combination With Anti-cancer Agents in Patients With Advanced Solid Malignancies
NCT04644068Ovarian Cancer, Breast Cancer, Pancreatic Cancer, Prostate Cancer
DrugsSaruparib·Camizestrant·Dato-DXd·Trastuzumab deruxtecan
AstraZeneca
Phase 1/2
702
Massachusetts, New York, Oklahoma, Texas
2020-11-12
Active, closed
Tempus Priority Study: A Pan-tumor Observational Study
NCT05179824Breast Cancer, Prostate Cancer, Bladder Cancer, Lung Cancer
Tempus AI
Observational
1,000
Texas
2020-10-19
Active, closed
PF-07104091 as a Single Agent and in Combination Therapy
NCT04553133Small Cell Lung Cancer, Ovarian Cancer, Breast Cancer
DrugsPF-07104091·Palbociclib·Letrozole·Fulvestrant
Pfizer
Phase 2
157
Iowa, Kentucky, Massachusetts, New Jersey, New York, Virginia
2020-09-16
Recruiting
A Trial of AMXI-5001 for Treatment in Patients With Advanced Malignancies
NCT04503265Advanced Malignant Neoplasm, Breast Cancer, Ovarian Cancer, Homologous Recombination Deficiency
DrugExpansion
AtlasMedx, Incorporated
Phase 1/2
122
California, Maryland, Tennessee, Texas
2020-08-12
Active, closed
Roll Over StudY for Patients Who Have Completed a Previous Oncology Study With Olaparib
NCT04421963Ovarian Cancer, Breast Cancer
DrugOlaparib
AstraZeneca
Phase 3
185
Florida, Maryland, Michigan, Minnesota, New Jersey, New York, Pennsylvania, Rhode Island
2020-08-04
Active, closed
A Phase 1-2 Study of ST101 in Patients With Advanced Solid Tumors
NCT04478279Glioblastoma, Melanoma Stage IV, Breast Cancer, Prostate Cancer
DrugTemozolomide
Sapience Therapeutics
Phase 1/2
125
California, Colorado, Illinois, Michigan, New York, North Carolina, Tennessee
2020-07-01
Active, closed
DS8201a and Pembrolizumab in Participants With Locally Advanced/Metastatic Breast or Non-Small Cell Lung Cancer
NCT04042701Breast Cancer, Non-small Cell Lung Carcinoma
DrugsTrastuzumab deruxtecan·Keytruda·Pembrolizumab
Daiichi Sankyo
Phase 1
115
California, Connecticut, Florida, Maryland, Massachusetts, Missouri, Pennsylvania, Texas
2020-02-10
Active, closed
A Study Evaluating the Efficacy and Safety of Inavolisib + Palbociclib + Fulvestrant vs Placebo + Palbociclib + Fulvestrant in Participants With PIK3CA-Mutant, Hormone Receptor-Positive, HER2-Negative, Locally Advanced or Metastatic Breast Cancer
NCT04191499Breast Cancer
DrugsInavolisib·Palbociclib·Fulvestrant
Hoffmann-La Roche
Phase 2/3
325
California, Massachusetts, New York, North Carolina, Tennessee, Texas, Washington
2020-01-29
Active, closed
A Study of LY3484356 in Participants With Advanced or Metastatic Breast Cancer or Endometrial Cancer
NCT04188548Breast Cancer, Advanced Breast Cancer, Metastatic Breast Cancer, Endometrial Cancer
DrugsImlunestrant·Alpelisib·Everolimus·Abemaciclib
Eli Lilly and Company
Phase 1
379
Arizona, Arkansas, California, Florida, Georgia, Indiana, Maryland, Massachusetts
2019-12-10
Recruiting
Magseed Enabled Long-Term Localization of Axillary Lymph Nodes
NCT03796559Breast Cancer, Axillary Lymph Nodes
Endomagnetics Ltd.
Not applicable
65
Texas
2019-06-13
Active, closed
Study of Pembrolizumab (MK-3475) Versus Placebo in Combination With Neoadjuvant Chemotherapy & Adjuvant Endocrine Therapy in the Treatment of Early-Stage Estrogen Receptor-Positive, Human Epidermal Growth Factor Receptor 2-Negative (ER+/HER2-) Breast Cancer (MK-3475-756/KEYNOTE-756)
NCT03725059Breast Cancer
DrugsEpirubicin·Adriamycin·Cytoxan·Taxol
Merck Sharp & Dohme LLC
Phase 3
1,240
Alabama, Arizona, California, Colorado, Florida, Georgia, Illinois, Indiana
2018-12-27
Active, closed
DS-8201a Versus T-DM1 for Human Epidermal Growth Factor Receptor 2 (HER2)-Positive, Unresectable and/or Metastatic Breast Cancer Previously Treated With Trastuzumab and Taxane [DESTINY-Breast03]
NCT03529110Breast Cancer
DrugsAdo-trastuzumab emtansine·Trastuzumab deruxtecan
Daiichi Sankyo
Phase 3
524
California, District of Columbia, Florida, Georgia, Illinois, Kentucky, Massachusetts, Nebraska
2018-08-09
Active, closed
A Study of GDC-9545 Alone or in Combination With Palbociclib and/or Luteinizing Hormone-Releasing Hormone (LHRH) Agonist in Locally Advanced or Metastatic Estrogen Receptor-Positive Breast Cancer
NCT03332797Breast Cancer
DrugsGiredestrant·Palbociclib
Genentech, Inc.
Phase 1
181
Colorado, Massachusetts, New York, Tennessee
2017-11-24
Active, closed
Endocrine Therapy With or Without Abemaciclib (LY2835219) Following Surgery in Participants With Breast Cancer
NCT03155997Breast Cancer
DrugAbemaciclib
Eli Lilly and Company
Phase 3
5,637
Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Florida
2017-07-12
Recruiting
MammaPrint, BluePrint, and Full-genome Data Linked With Clinical Data to Evaluate New Gene EXpression Profiles
NCT03053193Breast Cancer
Agendia
Observational
30,000
Alabama, Alaska, Arizona, California, Colorado, Connecticut, Delaware, Florida
2017-04-28
Active, closed
To Evaluate the Safety, Tolerability, and Pharmacokinetics of Inavolisib Single Agent in Participants With Solid Tumors and in Combination With Endocrine and Targeted Therapies in Participants With Breast Cancer
NCT03006172Breast Cancer, Solid Tumor
DrugsInavolisib·Palbociclib·Pertuzumab·Metformin
Genentech, Inc.
Phase 1
200
Massachusetts, New York, Tennessee
2016-12-13
Active, closed
An Open-Label Study to Enable Continued Treatment Access for Subjects Previously Enrolled in Studies of Ruxolitinib
NCT02955940Pancreatic Cancer, Colorectal Cancer (CRC), Breast Cancer, Lung Cancer
DrugsRegorafenib·Xeloda·Ruxolitinib·Capecitabine
Incyte Corporation
Phase 2
10
California, Kentucky, New York, Tennessee, Texas
2016-11-30
Active, closed
A Study of Abemaciclib (LY2835219) in Participants With Non-Small Cell Lung Cancer or Breast Cancer
NCT02779751Non Small Cell Lung Cancer, Breast Cancer
DrugsAnastrozole·Abemaciclib·Pembrolizumab
Eli Lilly and Company
Phase 1
100
Arkansas, California, Colorado, Massachusetts, Michigan, New York
2016-11-14
Active, closed
Basket Study of Entrectinib (RXDX-101) for the Treatment of Patients With Solid Tumors Harboring NTRK 1/2/3 (Trk A/B/C), ROS1, or ALK Gene Rearrangements (Fusions)
NCT02568267Breast Cancer, Cholangiocarcinoma, Colorectal Cancer, Head and Neck Neoplasms
DrugEntrectinib
Hoffmann-La Roche
Phase 2
534
Arizona, California, Colorado, Connecticut, District of Columbia, Florida, Georgia, Illinois
2015-11-19
Active, closed
A Study of Nonsteroidal Aromatase Inhibitors Plus Abemaciclib (LY2835219) in Postmenopausal Women With Breast Cancer
NCT02246621Breast Cancer
DrugsAnastrozole·Abemaciclib·Letrozole
Eli Lilly and Company
Phase 3
493
Arizona, Arkansas, California, Florida, Georgia, Minnesota, Nebraska, Nevada
2014-11-06
Active, closed
Olaparib as Adjuvant Treatment in Patients With Germline BRCA Mutated High Risk HER2 Negative Primary Breast Cancer
NCT02032823Breast Cancer
DrugOlaparib
AstraZeneca
Phase 3
1,837
Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware
2014-04-22
Active, closed
Study of LEE011, BYL719 and Letrozole in Advanced ER+ Breast Cancer
NCT01872260Breast Cancer
DrugsAlpelisib·Ribociclib·Letrozole
Novartis Pharmaceuticals
Phase 1/2
259
California, Florida, Massachusetts, Tennessee, Texas, Washington
2013-10-22
Active, closed
Comparison of Fulvestrant (FASLODEX™) 250 mg and 500 mg in Postmenopausal Women With Oestrogen Receptor Positive Advanced Breast Cancer Progressing or Relapsing After Previous Endocrine Therapy.
NCT00099437Breast Cancer
DrugFulvestrant
AstraZeneca
Phase 3
736
Arizona, California, Connecticut, Florida, Illinois, Maryland, Michigan, Missouri
2005-02-13
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Cite this view

Priya Life Science (2026). Clinical trial register: industry-sponsored studies with a US investigative site, filtered. Derived from ClinicalTrials.gov. Retrieved 6 October 2026. https://priyalifescience.com/clinical-trials-usa/condition/breast-cancer

Query this register directly
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About this register

This register is built from ClinicalTrials.gov, the trial registry run by the U.S. National Library of Medicine. It includes every industry-sponsored study on the registry that lists at least one investigative site in the US and is recruiting, not yet recruiting, active but no longer recruiting, or enrolling by invitation: 9,118 studies in total at the last sync on 06 Oct 2026, 03:16 UTC. Academic and other non-industry sponsors are out of scope by design. The full list can be downloaded as CSV or queried as JSON through the register API.

This page shows the 136 of those studies listing the condition Breast Cancer.

How many Breast Cancer trials are recruiting in the US?

65 of the 136 studies on this page are recruiting new participants as of the 06 Oct 2026, 03:16 UTC sync. A further 4 have not yet opened recruitment, 66 are active but closed to new participants, and 1 are enrolling by invitation only. Eligibility for any study is decided by its study team.

Summary by phase

Studies by phase (Breast Cancer), 136 studies
PhaseStudiesRecruitingShare
Phase 3331224.3%
Phase 1311422.8%
Phase 1/2241317.6%
Observational191314%
Phase 215711%
Not applicable1168.1%
Phase 2/3201.5%
Phase EARLY_PHASE1100.7%

Most active sponsors

Lead sponsors with the most studies (Breast Cancer)
Lead sponsorStudiesRecruiting
AstraZeneca133
Pfizer111
Hoffmann-La Roche95
Eli Lilly and Company62
Novartis Pharmaceuticals41
Daiichi Sankyo31
Genentech, Inc.31
Merck Sharp & Dohme LLC32
Olema Pharmaceuticals, Inc.31
Carevive Systems, Inc.21

Top states

Top states (Breast Cancer), by number of studies with a site there
StateStudies
California86
Florida71
Colorado40
Massachusetts40
Texas40
New York35
Arizona33
Georgia33
Connecticut30
Illinois30
Listing here is informational and not medical advice; eligibility is determined by each study team. Compare pay for the teams running these studies in the US Pharma Salary Guide, see who's behind them in the US Company Directory, or track approvals on the FDA Approvals Tracker. For Irish, UK and EU sites, see the Ireland, UK and EU registers.