Clinical trials
Breast cancer clinical trials
Cancer that forms in the cells of the breast, the most common cancer in women. We’re tracking 2,474 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06904625Recruiting
Capturing tumor cells in metastatic breast or prostate cancer
This study compares different methods of capturing circulating tumor cells (CTCs) from blood samples in patients with metastatic breast or prostate cancer. It aims to improve how we detect and monitor cancer cells that have spread, which could help guide future treatment decisions.
ToulouseAges 18 years+ - NCT06906601Recruiting
Magnetic tracking before breast surgery: a medical study
This study tests a new magnetic tracking method to help surgeons precisely locate breast tumors before surgery. It may help improve the accuracy of breast-conserving surgery.
LyonAges 18 years+ - NCT06908291Recruiting
Photoacoustic imaging test for breast nodules and chemo response
This study uses a new imaging technique that combines light and sound to examine breast lumps. It may help doctors diagnose breast cancer, determine its type, and see how well chemotherapy is working.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06910761RecruitingPhase 2
Radiation for cancer spread to brain lining
This trial tests whether a precise type of radiation to the brain and spine (craniospinal irradiation) can help control cancer that has spread to the lining of the brain and spinal cord (leptomeningeal disease) in people with breast cancer or non-small cell lung cancer. The goal is to improve symptoms and slow disease progression.
Duarte, CaliforniaAges 18 years+ - NCT06911528Recruiting
New cell-probing technology for early breast cancer surgery
This trial tests a new technology that helps doctors examine cells during surgery for early-stage breast cancer. It may help make the sentinel lymph node biopsy more accurate.
Shanghai, Shanghai MunicipalityAges 18 years+ - NCT06913244Recruiting
Long-term physical therapy for breast cancer survivors
This trial tests whether a long-term physical therapy program can help women who have finished breast cancer treatment but still have pain, arm problems, or fatigue. It aims to improve your quality of life during survivorship.
CairoAges 18–65 - NCT06916338Recruiting
PET imaging study using 18F-FAPI-04 for breast cancer
This study tests a new imaging agent (18F-FAPI-04) for PET scans to see if it can better detect breast cancer or its spread. It may help doctors find tumors more clearly.
Qingdao, ShandongAges 18–75 - NCT06916637Recruiting
PET Imaging Study for HER2-Positive Breast Cancer
This study tests a new imaging method (18F-HER2 Affibody PET) to find HER2 protein in breast cancer cells. It may help doctors see which patients might benefit from HER2-targeted treatments.
Qingdao, ShandongAges 18–75 - NCT06918262Recruiting
MRD-guided local therapy for oligometastatic breast cancer
This study is looking at a test called MRD (minimal residual disease) to see if it can guide decisions about local treatments (like surgery or radiation) for people with breast cancer that has spread to a few spots. It may help doctors know when to use these treatments and when to wait.
Changchun, JilinAges Any age - NCT06926543RecruitingPhase 3
Timing of radiation with chemotherapy for breast cancer
This trial compares two ways of giving radiation therapy to people with stage IIB or III breast cancer: either at the same time as chemotherapy or after chemotherapy finishes. It aims to find which approach works better while keeping side effects manageable.
Vishkhapatnam, Andhra PradeshAges 18 years+ - NCT06930521Recruiting
Monitoring heart health during HER2 therapy for breast cancer
This study tracks how well the heart handles HER2-targeted therapy (like Herceptin) during the first year of treatment for early-stage breast cancer. It helps keep you safe by checking heart function closely.
Toronto, OntarioAges 18–79 - NCT06931548Recruiting
Preserving the breast fold in reconstruction
This study tests a surgical technique to better preserve the natural fold under the breast (the inframammary fold) during implant-based breast reconstruction. It may help improve the cosmetic result after breast cancer treatment.
Moscow, Skolkovo Innovation CenterAges 18 years+ - NCT06931769Recruiting
Optimizing treatment for stage III triple-negative breast cancer
This trial studies the best ways to give chemotherapy before and after surgery for stage III triple-negative breast cancer. It aims to improve treatment outcomes by using a personalized approach and patient-reported data.
Enschede, OverijsselAges 18 years+ - NCT06938360Recruiting
Breast-conserving surgery for central breast cancer study
This trial compares breast-conserving surgery (removing only the tumor and nearby tissue) to total mastectomy (removing the whole breast) for women with breast cancer in the central area of the breast. The goal is to see if the less extensive surgery works just as well.
Xi'an, ShaanxiAges 18–70 - NCT06938555Recruiting
Can extending nightly fasting improve sleep and thinking in breast cancer survivors?
This study tests whether eating all your meals within a shorter window each day (prolonged nightly fasting) can help improve sleep and thinking skills in breast cancer survivors who have memory or concentration problems.
Phoenix, ArizonaAges 18 years+ - NCT06943521RecruitingPhase 1/Phase 2
Study of MT-4561 for advanced solid tumors
This trial tests a new drug called MT-4561 in people with advanced solid tumors that have not responded to prior treatments. It aims to see if the drug can help shrink tumors or slow their growth.
Los Angeles, CaliforniaAges 18 years+ - NCT06946238Recruiting
Single-dose radiation after surgery for low-risk breast cancer
This trial tests giving a single, very targeted dose of radiation right after surgery for early-stage breast cancer. It is for women age 40+ with small, low-risk tumors (Luminal A or B) that have been fully removed and have not spread to lymph nodes.
MilanAges 40 years+ - NCT06954623Recruiting
Partial breast re-irradiation for breast cancer recurrence
This trial tests a second round of radiation to just part of the breast for women who had a previous lumpectomy and radiation, and now have a small, early-stage cancer or DCIS in the same breast. The goal is to see if a focused re-treatment is safe and effective.
HeidelbergAges 18 years+ - NCT06954831RecruitingPhase 2
Short-course radiation for early-stage breast cancer
This trial tests a shorter, more intense radiation schedule for people with stage I-III breast cancer after lumpectomy. It aims to find if giving a higher daily dose over fewer sessions is safe and effective.
Arcadia, CaliforniaAges 40 years+ - NCT06954961RecruitingPhase 3
Study of D-0502 for ER+ HER2- advanced breast cancer
This trial tests an oral drug called D-0502 for people with a specific type of advanced breast cancer (ER-positive, HER2-negative). It is for those whose cancer has returned or worsened after hormone therapy, and it may be an option before trying more chemotherapy.
Beijing, Beijing MunicipalityAges 18–75 - NCT06959537RecruitingPhase 1
Combination drug therapy for triple negative breast cancer
This trial tests a new combination of three drugs (cyclophosphamide, axatilimab, and retifanlimab) for people with metastatic triple negative breast cancer. The goal is to see if adding a low dose of chemotherapy can make the immunotherapy work better.
Houston, TexasAges 18 years+ - NCT06960291Recruiting
EXCEL Exercise Program for Cancer Patients in Canada
This study tests a national exercise program called EXCEL for people with cancer. It helps you start or continue safe physical activity to manage side effects and improve your well-being.
Calgary, AlbertaAges 18 years+ - NCT06961955RecruitingPhase 2
Shorter versus longer whole breast radiation for early-stage breast cancer
This trial compares a 5-day course of whole breast radiation plus a boost to the standard 9-day course for people with early-stage breast cancer who have certain risk factors, such as high-grade tumors or younger age. The goal is to see if the shorter treatment is just as safe and effective.
Salt Lake City, UtahAges 18 years+ - NCT06966050Recruiting
Blood test registry for inflammatory breast cancer
This study collects blood samples from people with inflammatory breast cancer (IBC) to learn more about the disease. It uses a special blood test called Signatera to look for cancer DNA, and the information is stored in a registry for research.
Houston, TexasAges 18 years+
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Common questions
- Are there clinical trials for breast cancer?
- Yes. Clin2 currently lists 2,474 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.