Clinical trials
Breast cancer clinical trials
Cancer that forms in the cells of the breast, the most common cancer in women. We’re tracking 2,417 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06787339RecruitingPhase 2
Capecitabine for low-risk triple negative breast cancer
This trial tests whether a chemotherapy pill called capecitabine can help people with low-risk triple negative breast cancer after surgery. It is for patients with stage I disease who have certain features that suggest a lower chance of recurrence.
Shanghai, Shanghai MunicipalityAges 18 years+ - NCT06784921Recruiting
Study of sacituzumab govitecan for HER2-negative breast cancer
This study looks at how well a drug called sacituzumab govitecan works and how safe it is for people with a certain type of breast cancer that has spread (HER2-negative metastatic breast cancer). It aims to understand real-world results for patients in China.
Hangzhou, ZhejiangAges 18–75 - NCT06780176Recruiting
Breast cancer risk study for people in Florida
This study looks at breast cancer risk factors and outcomes by inviting people who are getting breast biopsies or are new breast patients at certain Florida hospitals to complete a survey. It aims to better understand what affects breast cancer risk and treatment results.
Los Angeles, CaliforniaAges 18 years+ - NCT06773897Recruiting
Genetics of Breast Cancer Study
This study looks at the genetics of breast cancer by collecting DNA from a saliva sample and asking you to fill out a health survey online. It's open to anyone in the U.S. who is 18 or older and can complete the study materials in English.
Piscataway, New JerseyAges 18 years+ - NCT06781762Recruiting
Breast cancer hormone therapy and its effects on heart and brain
This study looks at how starting a common hormone therapy for breast cancer (aromatase inhibitors) affects your heart and brain health over the short term. It compares women starting this treatment to healthy women who are not on the therapy.
Toronto, OntarioAges Any age - NCT06776861Recruiting
Radiation plus immunotherapy for advanced breast cancer
This study looks at combining radiation therapy with immunotherapy for advanced breast cancer that has spread or cannot be surgically removed. The goal is to see if adding radiation after treatment helps improve outcomes.
Beijing, Beijing MunicipalityAges 18 years+ - NCT05035745RecruitingPhase 1/Phase 2
Selinexor plus talazoparib for advanced triple-negative breast cancer
This trial tests selinexor plus talazoparib in people with advanced, treatment-resistant solid tumors and, separately, advanced triple-negative breast cancer. It aims to see whether this combination can shrink tumors or slow their growth when standard options have not worked.
SingaporeAges 18–99 - NCT06765590Recruiting
Paclitaxel (albumin-bound) bioequivalence study in breast cancer
This study tests whether a new version of paclitaxel (albumin-bound) works the same as the approved version in people with breast cancer. It's for patients whose cancer has spread or returned after other treatments, or those for whom this drug is recommended by treatment guidelines.
Luoyang, HenanAges 18–75 - NCT06762496Recruiting
A tool to help you stay involved in your breast cancer care
This study is testing a new tool designed to help you take a more active role in your healthcare journey. It's for people with early-stage breast cancer that can be surgically removed.
Milan, ItalyAges 18 years+ - NCT06768931RecruitingPhase 2
Combination therapy before surgery for triple-negative breast cancer
This trial tests adding an immunotherapy drug to standard chemotherapy before surgery for triple-negative breast cancer. The goal is to see if this combination works better than chemotherapy alone.
Lanzhou, GansuAges 18 years+ - NCT06763328RecruitingPhase 3
Metformin for insulin resistance after breast cancer chemo
This study tests if metformin, a common diabetes medicine, can help reduce insulin resistance in women who finished chemotherapy for early-stage breast cancer. It aims to improve long-term health and prevent future problems.
Duarte, CaliforniaAges 18 years+ - NCT06768268Enrolling by invitationPhase 1/Phase 2
Better lymph node imaging for breast cancer
This trial tests whether adding two common fluids (Mannitol and Voluven) before an ICG dye injection can help surgeons better see the lymph nodes that need to be removed during breast cancer surgery. It aims to make sentinel lymph node biopsies more accurate and safer.
Hsinchu CountyAges 20–70 - NCT06756932RecruitingPhase 1
Bcl-2 inhibitor combo for advanced HR+ breast cancer
This trial tests a new Bcl-2 inhibitor (BGB-21447) combined with other therapies for advanced HR+/HER2- breast cancer that has already been treated with hormone therapy and a CDK4/6 inhibitor. It aims to see if these combinations are safe and effective.
Iowa City, IowaAges 18 years+ - NCT06748222RecruitingPhase 3
Online mindfulness program for breast cancer survivors
This trial tests a 6-week online mindfulness program to help breast cancer survivors manage mild to moderate depression. You may qualify if you finished active treatment within the last 5 years and can use a digital device.
Phoenix, ArizonaAges 18–50 - NCT06739655Recruiting
Radiation before surgery with breast reconstruction
This trial tests whether giving radiation therapy before surgery (instead of after) is safe and effective for women with breast cancer who also want immediate breast reconstruction. It could help avoid the need for a second surgery and improve recovery.
Edegem, AntwerpenAges 18 years+ - NCT06744465Recruiting
Light-based monitoring for breast cancer during chemo
This study uses a special light-based device to monitor breast cancer during chemotherapy before surgery. It is for women with HER2-positive or triple-negative breast cancer who are planning chemotherapy first.
Indianapolis, IndianaAges 18 years+ - NCT06727773RecruitingPhase 2
Memantine and exercise to protect thinking during chemo for breast cancer
This study tests whether a medicine called memantine combined with a structured exercise program can help protect your thinking and memory during chemotherapy for breast cancer. It may also help understand how these treatments work in the body.
Chapel Hill, North CarolinaAges 18 years+ - NCT06732336RecruitingPhase 1/Phase 2
PET scan for HER2-low breast cancer
This trial uses a special PET scan to see if your breast cancer has low levels of a protein called HER2. This could help doctors choose the right treatment for you.
Sherbrooke, QuebecAges 18 years+ - NCT06727227Recruiting
Study of Enhertu for HER2-low breast cancer
This study looks at how well the drug Enhertu works for patients with HER2-low breast cancer that has spread. If you are already planning to start Enhertu, researchers will collect data from your regular care to learn more about its effectiveness.
Panagyurishte, PazardzhikAges 18 years+ - NCT06723990Recruiting
HER2 breast cancer treatment decision study
This study tests a tool called HER2DX to help doctors choose the best treatment for early stage HER2 positive breast cancer. It may help tailor therapy before or after surgery.
Milan, ItalyAges 18 years+ - NCT06718010Recruiting
Blood markers and breast cancer treatment results
This study looks at how age-related changes in your blood might affect how well your breast cancer treatment works. It includes people with hormone receptor-positive, HER2-negative breast cancer that has not spread to distant organs.
Shanghai, Shanghai MunicipalityAges 18 years+ - NCT06721065Recruiting
Study of interpretation services for breast cancer patients
This study tests different ways of providing language interpretation during breast cancer or gastrointestinal cancer visits at MSK. It aims to improve communication for patients who prefer Spanish or Mandarin and have limited English proficiency.
Basking Ridge, New JerseyAges 18 years+ - NCT06715826RecruitingPhase 1/Phase 2
Imaging breast cancer with a targeted radioactive tracer
This study is testing a new imaging method that uses a radioactive tracer to find breast cancer cells. It may help doctors see the cancer more clearly.
Shanghai, Shanghai MunicipalityAges 18–75 - NCT03740893RecruitingPhase 2
Test drug to block DNA damage in triple-negative breast cancer
This Phase 2 trial studies a treatment given around the time of breast surgery to help shrink or control residual (remaining) triple-negative breast cancer. It also checks biomarkers (lab signals) to understand who benefits, with some people receiving anti–PD-L1 immunotherapy and some not.
Bournemouth, DorsetAges 18 years+
Hear when a new Breast cancer trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.
Common questions
- Are there clinical trials for breast cancer?
- Yes. Clin2 currently lists 2,417 recruiting 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 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 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
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.