Clinical trials
Metastatic Breast Cancer clinical trials
Below are recruiting metastatic breast cancer clinical trials, each written for real people, not researchers. We’re tracking 1,334 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06255392RecruitingPhase 3
Fluzoparib with apatinib vs chemo for advanced breast cancer
This trial tests a combination of two oral targeted drugs (fluzoparib and apatinib) against standard chemotherapy for women with advanced, HRD-positive, HER2-negative breast cancer. It may be an option if you have already received some treatments but not too many.
Guangzhou, GuangdongAges 18–70 - NCT05360290Recruiting
Study checks cancer cells in breast tissue after surgery
This trial looks for circulating tumor cells—cancer cells that may travel in the blood—after standard breast cancer treatment, including chemotherapy before surgery and surgery itself. It may help doctors understand who might be at higher risk and tailor follow-up care.
Shanghai, Shanghai MunicipalityAges 18–70 - NCT06341621RecruitingPhase 3
Skipping chemo for ER+/HER2- breast cancer with 1–3 positive nodes
This trial tests whether skipping chemotherapy is safe for women with a specific type of early-stage breast cancer (ER-positive, HER2-negative) that has spread to 1–3 lymph nodes. Instead of chemo, you would receive a targeted pill called abemaciclib after standard hormone therapy.
ShanghaiAges 18–80 - NCT07520760RecruitingPhase 2
Eribulin Plus Anlotinib for HER2-Negative Breast Cancer
This trial tests a combination of two cancer drugs (eribulin and anlotinib) for women whose breast cancer has spread and stopped responding to previous treatments, particularly antibody-drug conjugates. The study aims to see if this combination can help slow or shrink the cancer.
GuangzhouAges 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).
Los Angeles, CaliforniaAges 18–100 - NCT04503265RecruitingPhase 1/Phase 2
AMXI-5001 study for advanced cancers that won’t respond
This Phase 1/2 trial tests AMXI-5001 in people with advanced cancers that have progressed or stopped responding to standard treatments. It’s mainly designed to find the safest dose and see early signs the treatment might work.
Los Angeles, CaliforniaAges 18 years+ - NCT06538896RecruitingPhase 2
Tislelizumab and nab-paclitaxel for advanced triple-negative breast cancer with bone spread
This trial tests a combination of two drugs, tislelizumab (an immunotherapy) and nab-paclitaxel (a chemotherapy), as the first treatment for advanced triple-negative breast cancer that has spread to the bones. It aims to see if this combination can help shrink or control the cancer.
Hangzhou, ZhejiangAges 18–70 - NCT06415266Recruiting
Sexual quality of life in breast cancer with onco-sexology support
This trial tests whether offering onco-sexology support proactively (right away) or on-request helps improve sexual quality of life for people finishing breast cancer treatment. If you've recently completed surgery, radiation, or chemotherapy (or started targeted therapies within the last 3 months), you may be able to join.
Saint-Herblain, Saint HerblainAges 18 years+ - NCT07743190RecruitingPhase 2
Lighter chemo for early-stage triple-negative breast cancer with high immune cells
This trial tests a less intense chemotherapy regimen (without one of the standard drugs) combined with immunotherapy for people with early-stage triple-negative breast cancer whose tumors have a high level of immune cells (TILs). The goal is to see if this approach is effective while reducing side effects.
Syracuse, New YorkAges 18 years+ - NCT05879926RecruitingPhase 3
Testing chemo after hormone therapy in premenopausal early breast cancer
This Phase 3 trial checks whether adding chemotherapy after standard hormone-blocking treatment works better for some premenopausal women with early-stage, ER-positive, HER2-negative breast cancer. It targets patients with limited lymph node spread and a lower-to-intermediate tumor “recurrence” risk score.
Birmingham, AlabamaAges 18–60 - NCT06193525RecruitingPhase 2
Talazoparib for advanced breast cancer with a DNA repair defect
This trial tests a drug called talazoparib (a PARP inhibitor) for advanced breast cancer that has a specific DNA repair defect (HRD) or a BRCA mutation. The goal is to see if the drug works better when the patient's tumor is tested for this defect just before treatment.
Leiden, South HollandAges 18 years+ - NCT05872295RecruitingPhase 1
Study drug for HER2-positive advanced cancers
This Phase 1 trial tests IKS014 to see how safe it is and how well it works in advanced solid tumors that have HER2. You may be eligible if your tumor is HER2-positive (including certain “low HER2” types) and your body’s blood counts and organ function are strong enough.
Newport Beach, CaliforniaAges 18 years+ - NCT06714357RecruitingPhase 2
Valproic Acid to Boost Anti-EGFR in Colorectal Cancer
This trial tests whether adding valproic acid to standard anti-EGFR plus irinotecan can stop or reverse resistance in metastatic colorectal cancer. It is for patients who previously responded well to an anti-EGFR drug and then progressed.
Caserta, CEAges 18 years+ - NCT07218003Enrolling by invitationPhase 1
Study of RNDO-564 alone or with pembrolizumab for bladder cancer
This trial tests an experimental drug, RNDO-564, either by itself or combined with another drug (pembrolizumab), for people with advanced bladder cancer or other solid tumors that have stopped responding to standard treatments. The goal is to see if it can shrink tumors or slow cancer growth.
San Francisco, CaliforniaAges 18 years+ - NCT06253494RecruitingPhase 1/Phase 2
Combination therapy trial for advanced endometrial cancer
This trial tests a combination of three drugs (pembrolizumab, lenvatinib, and an immune booster called N-803) plus a personalized vaccine made from your own cells, all aimed at helping your immune system fight advanced or metastatic endometrial cancer that has HER2 protein on its surface.
Bethesda, MarylandAges 18–120 - NCT06188520RecruitingPhase 1/Phase 2
Study of a new drug for advanced solid tumors in women
This trial tests a new drug, AZD8421, alone or with other treatments, for women with advanced solid tumors that have not responded to prior therapies. It aims to find a safe dose and see if it can help shrink or control the cancer.
St Louis, MissouriAges 18 years+ - NCT07010939Recruiting
Side effects and quality of life after breast cancer treatment in China
This study looks at how local treatments like surgery, chemotherapy, radiation, hormone therapy, or targeted therapy affect your side effects and quality of life. Researchers want to learn from women with early-stage breast cancer to improve care.
Beijing, Beijing MunicipalityAges 18 years+ - NCT05911958RecruitingPhase 2
Study drug before surgery for HER2-low, HR-positive breast cancer
This trial tests SHR-A1811 given before surgery (neoadjuvant treatment) for breast cancer that is hormone-receptor positive (HR-positive) and HER2-low. It aims to shrink or control the cancer early and see how well this approach works compared with standard care.
Zhengzhou, HenanAges 18–70 - NCT05576389RecruitingPhase 2
Fluzoparib plus camrelizumab before surgery for BRCA-related HER2-negative breast cancer
This study tests a combination of two drugs – fluzoparib (a PARP inhibitor) and camrelizumab (an immunotherapy) – given before surgery for early-stage or locally advanced HER2-negative breast cancer in people with an inherited BRCA mutation. The goal is to see if this treatment can shrink the tumor and improve outcomes.
Beijing, Beijing MunicipalityAges 18 years+ - NCT04481763RecruitingPhase 1/Phase 2
Camrelizumab plus radiation for early triple-negative breast cancer
This trial studies whether adding camrelizumab (an immunotherapy drug) to radiation can improve outcomes and be safe for people with early triple-negative breast cancer. It is designed for specific early-stage cases after breast surgery, using tumor and blood tests to match the cancer’s features.
Nanchang, JiangxiAges 18–75 - NCT06878625RecruitingPhase 2
Trop-2 drug combo for advanced triple-negative breast cancer
This trial tests a new drug combination (Trop-2 antibody-drug conjugate plus other therapies) for advanced triple-negative breast cancer that has spread or come back. It may offer a new option for people who have had only 1–2 prior chemotherapies and have not used immunotherapy or anti-angiogenic drugs before.
Tianjin, Tianjin MunicipalityAges 18–70 - NCT07574749Recruiting
Breast Cancer Blood Test to Guide Treatment Choices
This study examines tiny particles in your blood from breast cancer cells to better predict which treatments will work best for you. Researchers will collect blood samples and a small tissue sample to understand your cancer's characteristics and help doctors choose more effective therapy.
Shanghai, Shanghai MunicipalityAges 18–75 - NCT05111561RecruitingPhase 1
Testing a two-drug combo for RAS-mutant or triple negative breast cancer
This study tests a combination of two new drugs, ZEN003694 and binimetinib, for people with advanced solid tumors that have certain gene changes (like RAS mutations) or triple negative breast cancer. The goal is to see if this combination can shrink tumors or slow their growth.
Boston, MassachusettsAges 18 years+ - 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.
Springdale, ArkansasAges 18 years+
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Common questions
- Are there clinical trials for metastatic breast cancer?
- Yes. Clin2 currently lists 1,334 recruiting metastatic breast cancer studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a metastatic breast cancer trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a metastatic breast cancer trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
- Breast Cancer Early Stage Breast Cancer (Stage 1-3)
- Breast Cancer (Triple Negative Breast Cancer (TNBC))
- Locally Advanced or Metastatic Breast Cancer
- Metastatic Triple-negative Breast Cancer
- HER2-positive Metastatic Breast Cancer
- Advanced/Metastatic Breast Cancer
- Non-metastatic Breast Cancer
- Advanced or Metastatic Breast Cancer
Beyond the search
We also like to point to nonprofits doing real good in this area. We aren’t affiliated with them — we just admire the work.
- Stand Up To CancerPeople facing cancer across many types, through the research that leads to better treatments.
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.