Search
Breast Cancer Clinical Trials in Seattle, WA
A listing of 63 Breast Cancer clinical trials in Seattle, WA actively recruiting volunteers for paid trials and research studies in various therapeutic areas.
1 - 12 of 63
The city of Seattle, Washington, currently has 63 active clinical trials seeking participants for Breast Cancer research studies.
Featured Trial
Paid Clinical Studies Nationwide
Recruiting
Nationwide clinical trials offered in your area. Some trials offering up to several thousand dollars in compensation for participation.
Featured Offer
Lose Weight with GLP-1 Medications
Recruiting
Policy Lab has partnered with OnlineSemaglutide.org to offer trusted access to semaglutide and other GLP-1 medications, including generic alternatives to Ozempic® and Wegovy®.
GLP-1 medications are scientifically backed to help individuals achieve significant weight loss—on average, 15-20% of body weight within a year.
As a valued user, you’re eligible for $100 off your first program with code policy-lab-100.
GLP-1 medications are scientifically backed to help individuals achieve significant weight loss—on average, 15-20% of body weight within a year.
As a valued user, you’re eligible for $100 off your first program with code policy-lab-100.
Conditions:
Overweight
Overweight and Obesity
Obesity
Weight Loss
Morbid Obesity
The Evaluation of PC14586 in Patients With Advanced Solid Tumors Harboring a TP53 Y220C Mutation (PYNNACLE)
Recruiting
The Phase 2 monotherapy portion of this study is currently enrolling and will evaluate the efficacy and safety of PC14586 (INN rezatapopt) in participants with locally advanced or metastatic solid tumors harboring a TP53 Y220C mutation. The Phase 1 portion of the study will assess the safety, tolerability and preliminary efficacy of multiple dose levels of rezatapopt as monotherapy and in Phase 1b in combination with pembrolizumab.
Gender:
ALL
Ages:
12 years and above
Trial Updated:
08/04/2025
Locations: University of Washington, Fred Hutchinson Cancer Center, Seattle, Washington +1 locations
Conditions: Advanced Solid Tumor, Advanced Malignant Neoplasm, Metastatic Cancer, Metastatic Solid Tumor, Lung Cancer, Ovarian Cancer, Endometrial Cancer, Prostate Cancer, Colorectal Cancer, Breast Cancer, Other Cancer, Locally Advanced, Head and Neck Cancer, Gall Bladder Cancer, Small Cell Lung Cancer, Small Cell Lung Cancer ( SCLC ), Small Cell Lung Carcinoma, NSCLC, NSCLC (non-small Cell Lung Cancer), SCLC, Non-Small Cell Lung Carcinoma, Triple Negative Breast Cancer, TNBC, HER2+ Breast Cancer, Non-Small Cell Lung Cancer, ER/PR Positive Breast Cancer, HER2- Breast Cancer, HER2-positive Breast Cancer, HER2-negative Breast Cancer, ER/PR(+), Her2(-) Breast Cancer
Evaluate BL-B01D1 in Patients With Metastatic or Unresectable Non-Small Cell Lung Cancer (NSCLC) and Other Solid Tumors
Recruiting
The objective of this study is to evaluate the safety, tolerability, and efficacy of BL-B01D1 in patients with Metastatic or Unresectable Non-Small Cell Lung Cancer (NSCLC) and Other Solid Tumors.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/04/2025
Locations: University of Washington Fred Hutchinson, Seattle, Washington
Conditions: Non Small Cell Lung Cancer, Lung Cancer, Breast Cancer, Esophageal Cancer, Small Cell Lung Cancer, Nasopharyngeal Cancer, Head and Neck Squamous Cell Carcinoma
Mindfulness Intervention for Improving Nutrition in the Digital Kitchen Among Stage I-III Breast Cancer Survivors, MIND Trial
Recruiting
This trial tests how well a remotely-delivered nutrition and culinary intervention works to improve diet quality among stage I-III breast cancer survivors. Despite the strong evidence demonstrating the benefits of healthy nutrition on improving cancer outcomes, most breast cancer survivors, do not meet the nutrition recommendations The use of technology in behavioral interventions is proving to be a cost-effective mode of delivering lifestyle education to promote behavior change. The Mindfulness... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/04/2025
Locations: Fred Hutch/University of Washington Cancer Consortium, Seattle, Washington
Conditions: Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8
Beamion BCGC-1: A Study to Find a Suitable Dose of Zongertinib Used Alone and in Combination With Other Treatments to Test Whether it Helps People With Different Types of HER2+ Cancer That Has Spread
Recruiting
This study is open to adults aged 18 years and older with different types of HER2+ cancer that has spread and cannot be removed by surgery. People can take part in this study if their tumours show HER2 aberrations and previous treatment was not successful. The purpose of this study is to find a suitable dose of zongertinib that people with different types of HER2+ cancer that has spread can tolerate best when taken together with trastuzumab deruxtecan (T-DXd), with trastuzumab emtansine (T-DM1),... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/04/2025
Locations: Fred Hutchinson Cancer Research Center, Seattle, Washington
Conditions: Metastatic Breast Cancer, Metastatic Gastric Adenocarcinoma, Gastroesophageal Junction Adenocarcinoma, Esophageal Adenocarcinoma
I-SPY TRIAL: Neoadjuvant and Personalized Adaptive Novel Agents to Treat Breast Cancer
Recruiting
The purpose of this study is to further advance the ability to practice personalized medicine by learning which new drug agents are most effective with which types of breast cancer tumors and by learning more about which early indicators of response (tumor analysis prior to surgery via magnetic resonance imaging (MRI) images along with tissue and blood samples) are predictors of treatment success.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/02/2025
Locations: Swedish Cancer Institute, Seattle, Washington +1 locations
Conditions: Breast Neoplasms, Breast Cancer, Breast Tumors, Angiosarcoma, TNBC - Triple-Negative Breast Cancer, HER2-positive Breast Cancer, HER2-negative Breast Cancer, Hormone Receptor Positive Tumor, Hormone Receptor Negative Tumor, Early-stage Breast Cancer, Locally Advanced Breast Cancer
Targeted Therapy Directed by Genetic Testing in Treating Patients With Locally Advanced or Advanced Solid Tumors, The ComboMATCH Screening Trial
Recruiting
This ComboMATCH patient screening trial is the gateway to a coordinated set of clinical trials to study cancer treatment directed by genetic testing. Patients with solid tumors that have spread to nearby tissue or lymph nodes (locally advanced) or have spread to other places in the body (advanced) and have progressed on at least one line of standard systemic therapy or have no standard treatment that has been shown to prolong overall survival may be candidates for these trials. Genetic tests loo... Read More
Gender:
ALL
Ages:
All
Trial Updated:
08/02/2025
Locations: Swedish Medical Center-First Hill, Seattle, Washington
Conditions: Advanced Malignant Solid Neoplasm, Locally Advanced Malignant Solid Neoplasm, Metastatic Malignant Solid Neoplasm, Unresectable Malignant Solid Neoplasm, Recurrent Endometrial Carcinoma, Recurrent Fallopian Tube Carcinoma, Recurrent Ovarian Carcinoma, Recurrent Primary Peritoneal Carcinoma, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Metastatic HER2-Negative Breast Carcinoma, Unresectable HER2-Negative Breast Carcinoma, Malignant Female Reproductive System Neoplasm, Recurrent Malignant Female Reproductive System Neoplasm, Recurrent Malignant Solid Neoplasm
Adding an Immunotherapy Drug, MEDI4736 (Durvalumab), to the Usual Chemotherapy Treatment (Paclitaxel, Cyclophosphamide, and Doxorubicin) for Stage II-III Breast Cancer
Recruiting
This phase III trial compares the addition of an immunotherapy drug (durvalumab) to usual chemotherapy versus usual chemotherapy alone in treating patients with MammaPrint High 2 Risk (MP2) stage II-III hormone receptor positive, HER2 negative breast cancer. Immunotherapy with monoclonal antibodies, such as durvalumab, may help the body's immune system attack the cancer, and may interfere with the ability of tumor cells to grow and spread. Chemotherapy drugs, such as paclitaxel, doxorubicin, and... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/02/2025
Locations: Swedish Medical Center-First Hill, Seattle, Washington
Conditions: Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, HER2-Negative Breast Carcinoma, Hormone Receptor-Positive Breast Carcinoma
Evaluating the Addition of Adjuvant Chemotherapy to Ovarian Function Suppression Plus Endocrine Therapy in Premenopausal Patients With pN0-1, ER-Positive/HER2-Negative Breast Cancer and an Oncotype Recurrence Score Less Than or Equal to 25
Recruiting
This Phase III Trial will determine whether adjuvant chemotherapy (ACT) added to ovarian function suppression (OFS) plus endocrine therapy (ET) is superior to OFS plus ET in improving invasive breast cancer-free survival (IBCFS) among premenopausal, early- stage breast cancer (EBC) patients with estrogen receptor (ER)-positive, HER2-negative tumors and 21-gene recurrence score (RS) between 16-25 (for pN0 patients) and 0-25 (for pN1 patients).
Gender:
FEMALE
Ages:
Between 18 years and 60 years
Trial Updated:
08/01/2025
Locations: Virginia Mason Medical Center, Seattle, Washington +6 locations
Conditions: Breast Cancer
A Study to Evaluate the Efficacy and Safety of Inavolisib in Combination With Phesgo Versus Placebo in Combination With Phesgo in Participants With PIK3CA-Mutated HER2-Positive Locally Advanced or Metastatic Breast Cancer
Recruiting
This study will evaluate the efficacy and safety of inavolisib in combination with Phesgo (pertuzumab, trastuzumab, and rHuPH20 injection for subcutaneous use) compared with placebo in combination with Phesgo, as maintenance therapy, after induction therapy in participants with previously untreated HER2-positive advanced breast cancer (ABC).
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/01/2025
Locations: Swedish Medical Center, Seattle, Washington
Conditions: Metastatic Breast Cancer
A Study Comparing the Efficacy and Safety of Zanidatamab to Trastuzumab, Each in Combination With Physician's Choice Chemotherapy, for the Treatment of Participants With Metastatic HER2-positive Breast Cancer
Recruiting
The efficacy and safety of zanidatamab in combination with physician's choice of chemotherapy compared with trastuzumab in combination with physician's choice of chemotherapy will be evaluated for the treatment of participants with metastatic HER2-positive breast cancer who have progressed on, or are intolerant to, previous T-DXd treatment.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/01/2025
Locations: Fred Hutchinson Cancer Center, Seattle, Washington
Conditions: Metastatic HER2-positive Breast Cancer
Phase I Study of [177Lu]Lu-NNS309 in Patients With Pancreatic, Lung, Breast and Colorectal Cancers
Recruiting
The purpose of this study is to evaluate the safety, tolerability, dosimetry and preliminary efficacy of \[177Lu\]Lu-NNS309 and the safety and imaging properties of \[68Ga\]Ga-NNS309 in patients aged ≥ 18 years with locally advanced or metastatic pancreatic ductal adenocarcinoma (PDAC), non-small cell lung cancer (NSCLC), HR+/HER2- ductal and lobular breast cancer (BC), triple negative breast cancer (TNBC) and colorectal cancer (CRC).
Gender:
ALL
Ages:
Between 18 years and 100 years
Trial Updated:
08/01/2025
Locations: University Of Washington, Seattle, Washington
Conditions: Pancreatic Ductal Adenocarcinoma, Non-small Cell Lung Cancer, HR+/HER2- Ductal and Lobular Breast Cancer, Triple Negative Breast Cancer, Colorectal Cancer
De-Escalation of Breast Radiation Trial for Hormone Sensitive, HER-2 Negative, Oncotype Recurrence Score Less Than or Equal to 18 Breast Cancer (DEBRA)
Recruiting
This Phase III Trial evaluates whether breast conservation surgery and endocrine therapy results in a non-inferior rate of invasive or non-invasive ipsilateral breast tumor recurrence (IBTR) compared to breast conservation with breast radiation and endocrine therapy.
Gender:
ALL
Ages:
Between 50 years and 70 years
Trial Updated:
08/01/2025
Locations: Swedish Medical Center-Ballard Campus, Seattle, Washington +1 locations
Conditions: Stage I Breast Cancer
1 - 12 of 63