Clinical trials · Washington
Locally Advanced Breast Cancer clinical trials in Washington
We’re tracking 53 recruiting locally advanced breast cancer studies with a site in Washington — including Phase 1, Phase 1/Phase 2, Phase 2 and Phase 3 studies, each written for real people, not researchers.
Recruiting studies in Washington
- 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.
Olympia, WashingtonAges 18 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 - NCT07310420RecruitingPhase 1
Evaluating ovarian suppression with ZOLADEX in premenopausal breast cancer
This trial tests a medication (ZOLADEX) to suppress ovarian function in premenopausal women with hormone receptor-positive breast cancer, either early-stage or advanced. The goal is to see how well it works and how safe it is.
Spokane, WashingtonAges 18–55 - NCT07222267RecruitingPhase 1
Study of BG-75202 for advanced solid tumors
This trial tests a new drug called BG-75202, alone or with other drugs, for people with advanced breast cancer or other solid tumors that have stopped responding to standard treatments. It may offer a new option when other treatments have failed.
Seattle, WashingtonAges 18 years+ - NCT07174336RecruitingPhase 3
Testing Tersolisib with other treatments for advanced breast cancer
This trial tests a new study drug called Tersolisib combined with other anti-cancer treatments for people with advanced breast cancer that has a specific gene change (PIK3CA). The goal is to see if the combination can help shrink or slow the cancer.
Edmonds, WashingtonAges 18 years+ - NCT07085767RecruitingPhase 3
Palazestrant and ribociclib for first-line advanced breast cancer
This trial tests a new drug (palazestrant) combined with ribociclib for people with a common type of advanced breast cancer that is estrogen receptor-positive and HER2-negative. You may qualify if you haven't had treatment for advanced disease and your cancer has either just been found or came back long after completing hormone therapy.
Olympia, 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+ - NCT06993844RecruitingPhase 1/Phase 2
Study of ETX-636 for advanced solid tumors with PIK3CA mutation
This trial tests an experimental drug called ETX-636 in people whose cancer has a specific gene change (PIK3CA mutation) and has not responded to at least one prior treatment. The goal is to see if the drug can shrink tumors or stop them from growing.
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+ - NCT06790693RecruitingPhase 3
Inavolisib plus hormone therapy for advanced breast cancer
This trial tests a new targeted therapy, inavolisib, combined with standard hormone therapy and a CDK4/6 inhibitor for people with a specific genetic mutation (PIK3CA) in their hormone receptor-positive, HER2-negative advanced breast cancer that has not been treated before. It compares this combination to a placebo plus the same standard treatments.
Edmonds, WashingtonAges 18 years+ - NCT06757634RecruitingPhase 3
A study of gedatolisib for first-line advanced breast cancer
This trial tests a new targeted therapy called gedatolisib for people with HR-positive, HER2-negative advanced breast cancer who have not yet received treatment for metastatic disease. It aims to see if adding this drug to standard hormone therapy can help control the cancer longer.
Seattle, WashingtonAges 18 years+ - NCT06726148RecruitingPhase 1/Phase 2
Study of ECI830 for advanced breast cancer and solid tumors
This trial is testing a new drug called ECI830, either alone or with another drug, for people with advanced breast cancer or other solid tumors that have not responded to standard treatments. It may be an option if you have HR+/HER2- breast cancer, small cell lung cancer, or a tumor with a specific gene change (CCNE1 amplification).
Seattle, WashingtonAges 18–100 - NCT06625775RecruitingPhase 1
Study of BBO-10203 for advanced solid tumors
This trial tests a new drug called BBO-10203, alone or combined with other cancer treatments, for people with certain advanced breast, colorectal, or lung cancers. It aims to see if the drug is safe and effective.
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 - NCT06524544RecruitingPhase 3
Pembrolizumab and sacituzumab govitecan for advanced bladder cancer
This trial tests a new drug combination (pembrolizumab and sacituzumab govitecan) against standard treatment for advanced bladder cancer that has spread or cannot be removed by surgery. It's for people who have already tried an immunotherapy drug like pembrolizumab and another drug called enfortumab vedotin.
Bellevue, 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+ - 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+ - 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+ - NCT03452774Recruiting
AI matches your cancer tests to possible treatment trials
This trial uses an AI system to help match people with certain cancer types and specific tumor test results (like gene or protein markers) to relevant clinical trials. It may help you and your doctor find studies that fit your cancer biology faster.
Seattle, WashingtonAges Any age - NCT06072612RecruitingPhase 3
Bria-IMT plus CPI vs standard care for advanced breast cancer
This trial tests a new combination of two immunotherapy drugs (Bria-IMT and a checkpoint inhibitor) against your doctor's choice of standard treatments. It is for people with advanced breast cancer that has spread and who have already tried several prior therapies.
Spokane, 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.
Kennewick, WashingtonAges 18 years+ - NCT05774951RecruitingPhase 3
Camizestrant for hormone-positive, HER2-negative early breast cancer
This trial tests camizestrant, a medicine that blocks estrogen signaling, to help prevent hormone-positive, HER2-negative early breast cancer from coming back. You may be eligible if your cancer has higher- or intermediate-risk features and you already completed at least 2 years of hormone therapy.
Seattle, WashingtonAges 18–130 - 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+ - NCT05646862RecruitingPhase 3
Comparing two treatments for advanced breast cancer with a PIK3CA mutation
This trial tests whether a new drug combo (inavolisib plus fulvestrant) works better than an existing one (alpelisib plus fulvestrant) for people with a specific type of advanced breast cancer that has a PIK3CA mutation. It aims to find a treatment that may help control the cancer longer.
Kennewick, WashingtonAges 18 years+
Locally Advanced Breast Cancer trials by city in Washington
Where these studies are running in Washington
Institutions with a site for the recruiting locally advanced breast cancer studies listed above.
- Fred Hutchinson Cancer Center · 9 studies
- Cancer Care Northwest · 3 studies
- Swedish Medical Center · 3 studies
- Kadlec Clinic Hematology and Oncology · 2 studies
- MultiCare Health System · 2 studies
- Northwest Medical Specialties · 2 studies
- Providence Regional Cancer Partnership · 2 studies
- Research Site · 2 studies
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.
Locally Advanced Breast Cancer trials in other states
Common questions
- Are there locally advanced breast cancer clinical trials in Washington?
- Yes. We're currently tracking 53 recruiting locally advanced breast cancer studies with a site in Washington, 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 in Washington?
- 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 Washington to take part?
- Not necessarily. These studies have a site in Washington, 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 in Washington regularly. Set up a health profile and we’ll quietly watch for studies that fit you and email you when one opens.
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.