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ClinicalTrials.gov public records Last synced Jun 10, 2026, 2:09 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: HER2 Mutations Breast Neoplasms Clear all
Completed Phase 1Phase 2 Interventional

Study of A166 in Patients With Relapsed/Refractory Cancers Expressing HER2 Antigen or Having Amplified HER2 Gene

NCT03602079
View directory record Official record
Conditions
HER2-positive Breast Cancer, HER2 Gene Mutation, HER-2 Gene Amplification, HER2 Positive Gastric Cancer, Salivary Gland Cancer, Salivary Gland Tumor, Salivary Gland Carcinoma, Salivary Gland Neoplasms, Lung Cancer, Colo-rectal Cancer, Rare Diseases, Solid Tumor, Recurrent Gastric Cancer, Recurrent Colon Cancer, Recurrent Breast Cancer, Head and Neck Cancer, Head and Neck Carcinoma, Bladder Cancer, Cervical Cancer, Liver Cancer, Bile Duct Cancer, Urologic Cancer, Pancreatic Cancer, Prostate Cancer, Recurrent Prostate Cancer, Rectal Cancer, Recurrent Ovarian Carcinoma, Recurrent Renal Cell Cancer, Rectal Cancer Stage II, Rectal Cancer Stage I, Rectal Cancer Stage III, Skin Cancer, Mouth Cancer, Lip Cancer Stage I, Tongue Cancer, Breast Neoplasm Malignant Primary, Larynx Cancer, Tonsil Cancer, Palate Cancer, Mucoepidermoid Carcinoma, Primary Peritoneal Carcinoma, Mucinous Adenocarcinoma Gastric, Mucinous Breast Cancer Recurrent, Cholangiocarcinoma
Interventions
A166
Drug
Lead sponsor
Klus Pharma Inc.
Industry
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
10
States / cities
Sarasota, Florida • Boston, Massachusetts • Detroit, Michigan + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 2, 2023 · Synced Jun 10, 2026, 2:09 PM EDT
Recruiting Phase 2 Interventional

PhII Randomized CAPecitabine + ELAcestrant vs. Capecitabine Alone in ER+ Breast Cancer (CAPELA)

NCT07222215
View directory record Official record
Conditions
Estrogen-receptor-positive Breast Cancer, Metastatic Breast Cancer, Breast Cancer, Hormone Receptor Positive Breast Cancer, Human Epidermal Growth Factor 2 Negative Carcinoma of Breast, HER2- Breast Cancer, ESR1 Gene Mutation, ER Wildtype, Breast Neoplasms
Interventions
Capecitabine, Elacestrant
Drug
Lead sponsor
Kristina A. Fanucci
Other
Eligibility
18 Years and older
Enrollment
297 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Jun 10, 2026, 2:09 PM EDT
Completed Phase 3 Interventional Results available

To Study Clinical Effectiveness and Safety of Olaparib Monotherapy in Metastatic Breast Cancer Patients.

NCT03286842
View directory record Official record
Conditions
HER2-ve Metastatic Breast Cancer, Germline BRCA1/2 Mutations, Somatic BRCA1/2 Mutations
Interventions
Olaparib
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
2
States / cities
Towson, Maryland • Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Jan 16, 2023 · Synced Jun 10, 2026, 2:09 PM EDT
Active, not recruiting Phase 2 Interventional Results available

A Study of Olaparib and Pembrolizumab in People With Triple Negative Breast Cancer (TNBC) or Hormone Receptor-positive HER2-negative Breast Cancer

NCT05203445
View directory record Official record
Conditions
Breast Cancer
Interventions
Olaparib, Pembrolizumab
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 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 May 28, 2026 · Synced Jun 10, 2026, 2:09 PM EDT
Terminated Phase 2 Interventional Results available

Study of Safety and Efficacy of Dapagliflozin + Metformin XR Versus Metformin XR in Participants With HR+, HER2-, Advanced Breast Cancer While on Treatment With Alpelisib and Fulvestrant

NCT04899349
View directory record Official record
Conditions
Breast Cancer
Interventions
Alpelisib, Fulvestrant, Metformin XR, Dapagliflozin + metformin XR, Dapagliflozin
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Jun 10, 2026, 2:09 PM EDT
Active, not recruiting Phase 3 Interventional

Roll Over StudY for Patients Who Have Completed a Previous Oncology Study With Olaparib

NCT04421963
View directory record Official record
Conditions
Ovarian Cancer, Breast Cancer
Interventions
Olaparib
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 99 Years
Enrollment
185 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
14
States / cities
Boca Raton, Florida • Towson, Maryland • Detroit, Michigan + 11 more
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Jun 10, 2026, 2:09 PM EDT
Active, not recruiting Phase 1 Interventional

Vaccine Therapy and Pembrolizumab in Treating Patients With Solid Tumors That Have Failed Prior Therapy

NCT02432963
View directory record Official record
Conditions
Adult Solid Neoplasm, Bladder Carcinoma, Colon Carcinoma, Estrogen Receptor Negative, Head and Neck Squamous Cell Carcinoma, Hepatocellular Carcinoma, HER2/Neu Negative, Melanoma, Non-Small Cell Lung Carcinoma, Pancreatic Carcinoma, Progesterone Receptor Negative, Rectal Carcinoma, Renal Cell Carcinoma, Soft Tissue Sarcoma, Triple-Negative Breast Carcinoma, TP53 Gene Mutation, Unresectable Solid Neoplasm
Interventions
Laboratory Biomarker Analysis, Modified Vaccinia Virus Ankara Vaccine Expressing p53, Pembrolizumab
Other · Biological
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced Jun 10, 2026, 2:09 PM EDT
Completed Phase 1 Interventional

Safety, Tolerability & Potential Anti-cancer Activity of Increasing Doses of AZD5363 in Different Treatment Schedules

NCT01226316
View directory record Official record
Conditions
Advanced Solid Malignancy, Safety and Tolerability, Pharmacokinetics, Pharmacodynamics, Tumour Response, Advanced or Metastatic Breast Cancer, Ovarian Cancer, Cervical Cancer, Endometrial Cancer, PIK3CA, AKT1, PTEN, ER Positive, HER2 Positive
Interventions
AZD5363
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
285 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2024
U.S. locations
12
States / cities
Los Angeles, California • Stanford, California • West Hollywood, California + 8 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2025 · Synced Jun 10, 2026, 2:09 PM EDT
Recruiting Phase 1Phase 2 Interventional

Evexomostat Plus PI3K or AKT Inhibitor and Fulvestrant in Patients With a PI3K Alteration and HR+/Her2- Breast Cancer

NCT05455619
View directory record Official record
Conditions
HR+/HER2-negative Breast Cancer, Metastatic Breast Cancer
Interventions
Evexomostat
Drug
Lead sponsor
SynDevRx, Inc.
Industry
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
10
States / cities
Loma Linda, California • Newport, California • San Diego, California + 7 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Jun 10, 2026, 2:09 PM EDT
Terminated No phase listed Observational

HER-Seq: A Blood-based Screening Study to Identify Patients With HER2 Mutations for Enrollment Into Clinical Research Studies of Neratinib

NCT03786107
View directory record Official record
Conditions
Hormone Receptor-Positive, HER2-Negative Metastatic Breast Cancer, Metastatic Cervical Cancer
Interventions
Almac HER-Seq Assay
Diagnostic Test
Lead sponsor
Puma Biotechnology, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,583 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 18, 2021 · Synced Jun 10, 2026, 2:09 PM EDT
Completed Phase 3 Interventional Results available

Assessment of the Efficacy and Safety of Olaparib Monotherapy Versus Physicians Choice Chemotherapy in the Treatment of Metastatic Breast Cancer Patients With Germline BRCA1/2 Mutations.

NCT02000622
View directory record Official record
Conditions
Breast Cancer Metastatic, BRCA 1 Gene Mutation, BRCA 2 Gene Mutation
Interventions
Olaparib, Physician's choice chemotherapy
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 99 Years
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2025
U.S. locations
42
States / cities
San Diego, California • Santa Rosa, California • Whittier, California + 35 more
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced Jun 10, 2026, 2:09 PM EDT
Recruiting Phase 3 Interventional

A Study to Evaluate Efficacy and Safety of Giredestrant Compared With Fulvestrant (Plus a CDK4/6 Inhibitor), in Participants With ER-Positive, HER2-Negative Advanced Breast Cancer Resistant to Adjuvant Endocrine Therapy (pionERA Breast Cancer)

NCT06065748
View directory record Official record
Conditions
Estrogen Receptor-Positive, HER2-Negative Advanced Breast Cancer
Interventions
Giredestrant, Fulvestrant, Abemaciclib, Palbociclib, Ribociclib, LHRH Agonist, FoundationOne Liquid CDx Assay (F1LCDx)
Drug · Diagnostic Test
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
1,050 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
61
States / cities
Daphne, Alabama • Auburn, California • Glendale, California + 54 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Jun 10, 2026, 2:09 PM EDT
Active, not recruiting Phase 2 Interventional Results available

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

NCT03330847
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Jun 10, 2026, 2:09 PM EDT
Recruiting Phase 1Phase 2 Interventional

Study of ORIC-114 in Patients With Advanced Solid Tumors Harboring an EGFR or HER2 Alteration

NCT05315700
View directory record Official record
Conditions
Solid Tumors
Interventions
ORIC-114, Chemotherapy drug
Drug
Lead sponsor
ORIC Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
17
States / cities
Duarte, California • Huntington Beach, California • Irvine, California + 14 more
Source: ClinicalTrials.gov public record
Updated Aug 4, 2025 · Synced Jun 10, 2026, 2:09 PM EDT
Terminated Phase 2 Interventional Results available

A Study of Poziotinib in Patients With Epidermal Growth Factor Receptor (EGFR) or Human Epidermal Growth Factor Receptor 2 (HER2) Activating Mutations in Advanced Malignancies

NCT04172597
View directory record Official record
Conditions
Breast Cancer, Colorectal Cancer, Solid Tumor, Glioblastome Multiforme
Interventions
Poziotinib Hydrochloride, Loperamide
Drug
Lead sponsor
Spectrum Pharmaceuticals, Inc
Industry
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Long Beach, California
Source: ClinicalTrials.gov public record
Updated Mar 12, 2024 · Synced Jun 10, 2026, 2:09 PM EDT
Terminated Phase 1 Interventional Results available

A Study of BDTX-189, an Orally Available Allosteric ErbB Inhibitor, in Patients With Advanced Solid Tumors.

NCT04209465
View directory record Official record
Conditions
Solid Tumor
Interventions
BDTX-189
Drug
Lead sponsor
Black Diamond Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
24
States / cities
Scottsdale, Arizona • Long Beach, California • Orange, California + 20 more
Source: ClinicalTrials.gov public record
Updated Apr 16, 2025 · Synced Jun 10, 2026, 2:09 PM EDT
Recruiting Phase 1 Interventional

Study of RGT-490 in Patients With PIK3CA-Mutated Advanced Solid Tumors

NCT07524322
View directory record Official record
Conditions
Breast Cancer, Ovarian Cancer, Endometrial Cancer, PIK3CA Mutation, HER2- Negative Breast Cancer, Advanced Breast Cancer, Unresectable Solid Tumor, Hormone Receptor Positive Tumor, Cervical Cancer
Interventions
RGT-490
Drug
Lead sponsor
Regor Pharmaceuticals Inc.
Industry
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
4
States / cities
Los Angeles, California • Houston, Texas • San Antonio, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Jun 10, 2026, 2:09 PM EDT
Recruiting Phase 3 Interventional

Saruparib (AZD5305) Plus Camizestrant Compared With CDK4/6 Inhibitor Plus Endocrine Therapy or Plus Camizestrant in HR-Positive, HER2-Negative (IHC 0, 1+, 2+/ ISH Non-amplified), BRCA1, BRCA2, or PALB2m Advanced Breast Cancer

NCT06380751
View directory record Official record
Conditions
Advanced Breast Cancer
Interventions
Saruparib (AZD5305), Camizestrant, Abemaciclib, Ribociclib, Palbociclib, Fulvestrant, Letrozole, Anastrozole, Exemestane
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
52
States / cities
Gilbert, Arizona • Fountain Valley, California • Glendale, California + 45 more
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Jun 10, 2026, 2:09 PM EDT
Active, not recruiting Phase 1 Interventional

ELVN-002 in HER2 Mutant Non-Small Cell Lung Cancer

NCT05650879
View directory record Official record
Conditions
HER2 Mutant Non-small Cell Lung Cancer, HER2-positive Metastatic Breast Cancer, HER2 Gene Mutation, HER2 Amplification
Interventions
ELVN-002, Fam-Trastuzumab Deruxtecan-Nxki, Trastuzumab emtansine
Drug
Lead sponsor
Enliven Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
5
States / cities
Aurora, Colorado • Orlando, Florida • Plantation, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Jun 10, 2026, 2:09 PM EDT
Recruiting Phase 1Phase 2 Interventional

First-in-Human Study of Tersolisib (STX-478) as Monotherapy and in Combination With Other Antineoplastic Agents in Participants With Advanced Solid Tumors

NCT05768139
View directory record Official record
Conditions
Breast Cancer, Solid Tumors, Adult
Interventions
STX-478, Fulvestrant, Ribociclib, Palbociclib, Letrozole, Anastrozole, Exemestane, Tamoxifen, Abemaciclib, Imlunestrant, Metformin
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
880 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
28
States / cities
Los Angeles, California • San Francisco, California • Aurora, Colorado + 22 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Jun 10, 2026, 2:09 PM EDT
Recruiting Phase 1 Interventional

A Study of a Selective ERBB2 Inhibitor (CGT4255), in Patients With Advanced Solid Tumors

NCT07361562
View directory record Official record
Conditions
Advanced Solid Tumor, Adult, ERBB2 Altered Breast Cancer, ERBB2 Gene Amplification, HER2 Overexpression, Non-Small Cell Lung Cancer, HER2
Interventions
CGT4255
Drug
Lead sponsor
Cogent Biosciences, Inc.
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
6
States / cities
Grand Rapids, Michigan • New York, New York • Nashville, Tennessee + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Jun 10, 2026, 2:09 PM EDT
Completed Phase 1 Interventional

Phase I, Dose Study to Look at the Safety and Pharmacokinetics of AZD8835 in Patients With Advanced Solid Tumours

NCT02260661
View directory record Official record
Conditions
Advanced Solid Malignancies, Breast Cancer - ER+, HER2 -, Breast Cancer - ER+, HER2-, PIK3CA Gene Mutation
Interventions
AZD8835, AZD8835 in combination with fulvestrant
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
5
States / cities
Denver, Colorado • Greenville, South Carolina • Nashville, Tennessee + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2016 · Synced Jun 10, 2026, 2:09 PM EDT
Terminated Phase 2 Interventional Results available

Talazoparib For Neoadjuvant Treatment Of Germline BRCA1/2 Mutation Patients With Early Human Epidermal Growth Factor Receptor 2 Negative Breast Cancer

NCT03499353
View directory record Official record
Conditions
Early Breast Cancer
Interventions
TALAZOPARIB
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
97
States / cities
Gilbert, Arizona • Fayetteville, Arkansas • Rogers, Arkansas + 64 more
Source: ClinicalTrials.gov public record
Updated Nov 8, 2021 · Synced Jun 10, 2026, 2:09 PM EDT
Completed Phase 1 Interventional

Veliparib, Cisplatin, and Vinorelbine Ditartrate in Treating Patients With Recurrent and/or Metastatic Breast Cancer

NCT01104259
View directory record Official record
Conditions
Estrogen Receptor-negative Breast Cancer, HER2-negative Breast Cancer, Hereditary Breast/Ovarian Cancer - BRCA1, Hereditary Breast/Ovarian Cancer - BRCA2, Male Breast Cancer, Progesterone Receptor-negative Breast Cancer, Recurrent Breast Cancer, Stage IV Breast Cancer, Triple-negative Breast Cancer
Interventions
veliparib, cisplatin, vinorelbine tartrate, laboratory biomarker analysis, pharmacological study
Drug · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 9, 2017 · Synced Jun 10, 2026, 2:09 PM EDT