Clinical trials · Seattle, WA
Locally Advanced Breast Cancer clinical trials in Seattle
We’re tracking 45 recruiting locally advanced breast cancer studies with a site in or near Seattle — including Phase 1, Phase 1/Phase 2, Phase 2 and Phase 3 studies, each written for real people, not researchers.
Recruiting studies near Seattle
- NCT07277413RecruitingPhase 1
Study of IDE892 for advanced solid tumors with MTAP deletion
This study tests a new drug called IDE892, alone or in combination, for people with advanced solid tumors that have a specific genetic change (MTAP deletion). The goal is to see if the drug is safe and whether it can shrink tumors.
Seattle, WashingtonAges 18 years+ - NCT06958328RecruitingPhase 3
Higher dose radiation for locally advanced pancreatic cancer
This trial tests whether giving a higher dose of radiation to the pancreas is safe and effective for people with locally advanced pancreatic cancer who have already had chemotherapy without progression.
Seattle, WashingtonAges 18 years+ - NCT07265674RecruitingPhase 3
Study of nanvuranlat for advanced bile duct cancer
This study tests a new drug called nanvuranlat for people with advanced bile duct cancer that has gotten worse after platinum-based chemotherapy. It compares nanvuranlat with the doctor's choice of standard treatments to see which works better.
Seattle, WashingtonAges 18 years+ - NCT06179303RecruitingPhase 2
Imaging to predict response to abemaciclib for advanced breast cancer
This trial tests if a special PET scan can predict how well the drug abemaciclib works for people with advanced hormone receptor-positive, HER2-negative breast cancer. If you qualify, you would receive abemaciclib and have imaging scans to see if your cancer responds.
Seattle, WashingtonAges 18 years+ - NCT06172478RecruitingPhase 2
HER3-DXd for advanced solid tumors after prior treatment
This trial tests a new targeted drug called HER3-DXd for people with several types of advanced solid tumors that have stopped responding to standard treatments. The drug is an antibody-drug conjugate, designed to deliver chemotherapy directly to cancer cells that have a protein called HER3 on their surface.
Seattle, WashingtonAges 18 years+ - NCT06562192RecruitingPhase 1
Testing a radioactive drug for advanced pancreatic, lung, breast, and colorectal cancers
This trial tests a new radioactive drug (177Lu-NNS309) for people with advanced pancreatic, lung, breast, or colorectal cancer that has not responded to prior treatments. It aims to see if the drug can target and shrink tumors.
Seattle, WashingtonAges 18–100 - NCT04389632RecruitingPhase 1
Sigvotatug vedotin for advanced solid tumors that spread
This early-stage study tests a drug called sigvotatug vedotin in people with advanced solid cancers that cannot be removed or have spread. It aims to see how well the treatment works and what side effects it causes.
Seattle, WashingtonAges 18 years+ - NCT05377996RecruitingPhase 1/Phase 2
Study drug for advanced solid tumors with tumor tissue testing
This early-stage study tests emiltatug leda-dotin (Emi-Le) in people with advanced or recurring solid cancers. It aims to see how the drug works and how safely it can be given, using tumor tissue testing to help understand who may benefit.
Seattle, WashingtonAges 18 years+ - NCT05098210RecruitingPhase 1
Personalized vaccine made from your tumor’s new immune targets
This Phase 1 study tests a customized vaccine made from “neo-antigens,” which are new targets found in your tumor. It aims to help your immune system fight certain advanced cancers that have not responded well to prior treatment.
Seattle, WashingtonAges 18 years+ - NCT05107674RecruitingPhase 1
Early drug study for advanced cancers that have limited options
This Phase 1 study tests NX-1607 in adults with advanced cancers that are hard to treat with standard care. It focuses on safety and early signs of how well the drug may work in specific cancer types.
Seattle, WashingtonAges 18 years+ - NCT05696626RecruitingPhase 3
Test a new pill plus abemaciclib versus standard therapy
This Phase 3 study compares lasofoxifene plus abemaciclib versus fulvestrant plus abemaciclib for ER-positive, HER2-negative breast cancer that has an ESR1 mutation. It looks for better tumor control in people whose cancer has progressed on hormone therapy (an aromatase inhibitor) and who meet specific safety and testing requirements.
Seattle, WashingtonAges 18 years+ - NCT05894239RecruitingPhase 3
Tested targeted drug for HER2-positive breast cancer with PIK3CA changes
This Phase 3 study tests inavolisib plus Phesgo versus placebo plus Phesgo in people whose breast cancer has both HER2-positive and PIK3CA-mutated tumor markers. The goal is to see if adding inavolisib improves how well the treatment controls the cancer and how safe it is.
Seattle, WashingtonAges 18 years+ - NCT07062965RecruitingPhase 3
PF-07248144 with fulvestrant for HR+ HER2- advanced breast cancer
This trial tests a new study medicine (PF-07248144) combined with fulvestrant in people with a certain type of advanced breast cancer (HR-positive, HER2-negative) that has worsened after previous treatments. It may be an option if you've already tried a CDK4/6 inhibitor and endocrine therapy.
Seattle, WashingtonAges 18 years+ - NCT04585750RecruitingPhase 1/Phase 2
Studying a new drug for cancers with a specific TP53 change
This trial tests a new drug (rezatapopt) for people with advanced cancers that have a specific change in the TP53 gene, called Y220C. The drug is designed to target this change and may slow or stop cancer growth. Some participants may also receive an immunotherapy drug called pembrolizumab (Keytruda).
Seattle, WashingtonAges 12 years+ - NCT06590857RecruitingPhase 1/Phase 2
Study of targeted radiation for advanced breast cancer
This trial tests a new type of radiation therapy that targets a specific protein on some breast cancer cells. It may help people whose cancer has stopped responding to other treatments.
Seattle, WashingtonAges Any age - NCT07173751RecruitingPhase 3
Pumitamig for advanced triple-negative breast cancer
This study tests a new drug called pumitamig for people with a type of breast cancer that is triple-negative or has very low hormone receptors and has come back or spread. It aims to see if pumitamig works better than standard treatment and how safe it is for people who cannot get PD(L)-1 immunotherapy with chemo.
Tacoma, WashingtonAges 18 years+ - NCT06380751RecruitingPhase 3
New targeted therapy for BRCA/PALB2-mutated HR+ breast cancer
This trial tests a new combination of targeted therapies (saruparib plus camizestrant or hormone therapy) against standard treatments for people with a specific type of advanced breast cancer. It may be a good option if you have a BRCA1, BRCA2, or PALB2 gene mutation and have not yet had treatment for your advanced disease.
Tacoma, WashingtonAges 18 years+ - NCT07492641RecruitingPhase 3
A new drug plus letrozole for advanced HR+ breast cancer
This trial tests a new medicine (BGB-43395) combined with letrozole against the usual CDK4/6 inhibitor plus letrozole. It is for people with advanced or metastatic HR-positive, HER2-negative breast cancer who have not yet had treatment for advanced disease.
Tacoma, WashingtonAges 18 years+ - NCT07060807RecruitingPhase 3
Patritumab deruxtecan for advanced breast cancer
This study tests an investigational drug called patritumab deruxtecan for people with a certain type of advanced breast cancer that is hormone receptor-positive and HER2-negative. The drug targets a protein called HER3, which is common on these cancer cells, and may slow or shrink the cancer when previous treatments have stopped working.
Tacoma, WashingtonAges 18 years+ - NCT05579366RecruitingPhase 1/Phase 2
Study of rinatabart sesutecan for advanced solid tumors
This trial tests an investigational drug called rinatabart sesutecan (also known as Rina-S) for people with advanced solid tumors, including ovarian, endometrial, lung, breast, and other cancers. The drug is designed to target and kill cancer cells, and the study aims to see if it is safe and effective.
Everett, WashingtonAges 18 years+ - NCT06272864Recruiting
A study looking at genetics of certain advanced cancers
This study tests the genes of your cancer to learn more about advanced breast, lung, melanoma, or sarcoma tumors. It may help doctors find better ways to treat these cancers in the future.
Puyallup, WashingtonAges 18 years+
Hear when a new Locally Advanced Breast Cancer trial opens near Seattle, WA
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Locally Advanced Breast Cancer trials in other cities
Where these studies are running near Seattle
Institutions with a site for the recruiting locally advanced breast cancer studies listed above.
- Fred Hutchinson Cancer Center · 7 studies
- Northwest Medical Specialties · 3 studies
- Swedish Medical Center · 3 studies
- American Oncology Network Vista Oncology Division-East office
- American Oncology Network Vista Oncology Division-West office
- Exigent Research, LLC
- Fred Hutchinson Cancer Center Clinic (Site 122)
- MultiCare Health System
What taking part in a locally advanced breast cancer study involves
A screening visit first
Before anything else, the study team checks whether you fit — usually a visit with some tests. You can stop at any point, and screening is typically free.
Care at a nearby site
Study visits happen at a clinic or hospital taking part. Many studies cover the cost of the study treatment and related visits, and some reimburse travel.
You stay in control
Taking part is voluntary and you can leave a study at any time, for any reason, without affecting your regular care.
The team decides eligibility
Our fit check is a helpful first read, not a decision. The study team makes the final call after reviewing your health history.
Looking wider? See all recruiting locally advanced breast cancer studies in Washington.
Common questions
- Are there locally advanced breast cancer clinical trials near Seattle?
- Yes. We're currently tracking 45 recruiting locally advanced breast cancer studies with a site near Seattle, each rewritten in plain language so you can see what it's testing and who it's for.
- How do I find out if I qualify for a locally advanced breast cancer study near Seattle?
- Each study lists its eligibility rules — age, diagnosis, prior treatments. On every trial page we explain these in plain language and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Do I have to live in Seattle to take part?
- Not necessarily. These studies have a site near Seattle, but eligibility is about your health, not your address — some people travel to take part, and a few studies reimburse travel. The study team can tell you what's required.
- Does it cost anything to join a locally advanced breast cancer trial?
- Using Clin2 is always free. Many trials cover the study treatment and related visits; some reimburse travel. The study team explains exactly what's covered before you decide.
Not the right time?
New locally advanced breast cancer studies open near Seattle regularly. Set up a health profile and we’ll quietly watch for studies that fit you and email you when one opens.