Clinical trials
Breast Cancer Stage I clinical trials
Below are recruiting breast cancer stage i clinical trials, each written for real people, not researchers. We’re tracking 1,170 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07162298RecruitingPhase 2
Dragon boat racing vs. home exercise for breast cancer patients
This study compares dragon boat racing with unsupervised home exercise to see which better improves physical function and quality of life in breast cancer patients. It may help you become more active and feel better during recovery.
HangzhouAges 18–75 - NCT07151911Recruiting
Study of drugs for high-risk early breast cancer
This study looks at the effectiveness of the drugs abemaciclib and olaparib plus hormone therapy for people with high-risk, hormone receptor-positive, HER2-negative early breast cancer. It aims to understand how well these treatments work in real-world settings.
Modena, ModenaAges 18 years+ - NCT07133087Recruiting
Body awareness and quality of life in breast cancer survivors
This study looks at how body awareness, arm function, and quality of life are connected in women who have completed treatment for early-stage breast cancer. It may help guide future support services.
IstanbulAges 25–75 - NCT07037199RecruitingPhase 2
A new drug combo for HR+ advanced breast cancer
This trial tests a sequence of three drugs: first trastuzumab rezetecan (a targeted therapy), then a CDK4/6 inhibitor plus hormone therapy. It's for people with a type of breast cancer called HR-positive, HER2-low or ultra-low that has spread or come back and has already progressed on a CDK4/6 inhibitor and hormone therapy.
Guangzhou, GuangdongAges 18 years+ - NCT07020780Recruiting
Short-course radiation for high-risk breast cancer
This trial tests a short, more intense radiation schedule for women with certain breast cancer types or who are under 40. It aims to reduce treatment time while still targeting the whole breast and any high-risk areas.
MilanAges 18–70 - NCT07008976RecruitingPhase 3
Testing TQB2102 versus standard treatment for HER2-positive advanced breast cancer
This trial tests a new drug called TQB2102 against a standard treatment (Kadcyla) for people with HER2-positive breast cancer that has spread or cannot be removed. It is for those whose cancer has worsened after previous HER2-targeted therapy.
Bengbu, AnhuiAges 18–75 - NCT07007169RecruitingPhase 2
Mediterranean diet study for early breast cancer
This trial tests whether eating a Mediterranean-style diet (rich in vegetables, fruits, whole grains, and healthy fats) can help improve outcomes for women with early breast cancer who are receiving chemotherapy. You will be asked to follow this diet and keep a food diary using an online tool.
Sønderborg, Southern DenmarkAges 18 years+ - NCT06896162Recruiting
Genetic test to guide first or second treatment for advanced cancer
This study looks at whether using a detailed genetic test of your tumor can help pick the best first or second treatment for advanced lung, colon, breast, or bladder cancer. The goal is to see if this personalized approach helps people live longer.
Chapel Hill, North CarolinaAges 18 years+ - NCT06831838Recruiting
Pain management program for breast cancer survivors with joint pain
This trial tests a cognitive behavioral therapy (CBT) based program to help relieve joint and muscle pain caused by aromatase inhibitors, a common hormone therapy for breast cancer. It aims to improve your quality of life and reduce symptoms.
Jacksonville, FloridaAges 18 years+ - NCT06761196Recruiting
Quality of life after breast cancer surgery
This study looks at how breast cancer surgery affects your quality of life. It includes people with any stage of breast cancer (or at high risk) who need breast surgery under general anesthesia. The goal is to learn how to better support your recovery and well-being.
ColmarAges 18 years+ - NCT06728579RecruitingPhase 2
Group therapy for joint pain in breast cancer survivors
This study tests two supportive group programs—one using mindfulness skills, the other providing supportive talk therapy—to help breast cancer survivors manage joint pain caused by hormone-blocking pills. If you have ongoing joint pain and are taking an aromatase inhibitor, you may be able to join a free, video-based group.
San Diego, CaliforniaAges 18 years+ - NCT06478589RecruitingPhase 2
Survivorship care priorities for older breast cancer survivors
This study looks at what matters most to older breast cancer survivors who have finished treatment. It helps doctors design care plans that fit your personal priorities and health needs.
Bellaire, TexasAges 65–100 - NCT06633380Recruiting
Different physical activity strategies for breast cancer survivors
This study tests different ways to add physical activity into your daily routine to help manage side effects from breast cancer treatment. The goal is to see if simple, practical strategies can improve your health and well-being while you are on aromatase inhibitors.
Toronto, OntarioAges Any age - NCT06537752Recruiting
Study on symptoms of ethanol in breast cancer patients
This trial checks how breast cancer patients react to ethanol (alcohol) during chemotherapy with docetaxel. It aims to understand side effects and safety for people getting this treatment.
SeoulAges 19 years+ - NCT06545045Recruiting
Thinking and memory help after breast cancer treatment
This trial tests a cognitive rehabilitation program for breast cancer survivors who have ongoing problems with thinking, memory, or concentration after finishing treatment. The goal is to help improve daily mental function.
Columbia, MissouriAges 20–75 - NCT06452394RecruitingPhase 2
Testing doxycycline with chemo for breast cancer
This trial tests whether adding the antibiotic doxycycline to standard chemotherapy before surgery can better target breast cancer stem cells in people with ER-positive, HER2-negative breast cancer. The goal is to improve treatment response.
Sankt Gallen, Canton of St. GallenAges 18 years+ - NCT06079983RecruitingPhase 3
JSKN003 vs. doctor's choice for HER2-low breast cancer
This trial compares a new experimental drug, JSKN003, to standard treatments chosen by your doctor for advanced breast cancer that tests as HER2-low (IHC 1+ or 2+ but not amplified). It's for people whose cancer has spread or can't be removed and who have already had one or two lines of chemotherapy.
Guangzhou, GuangdongAges 18 years+ - NCT04914663Recruiting
Exercise program during breast cancer chemotherapy
This study tests whether supervised exercise during chemotherapy is safe and helpful for people with early-stage breast cancer. It may support physical function and well-being while you are receiving cancer treatment.
Gainesville, FloridaAges 18–85 - NCT06107673RecruitingPhase 2
Pill vs chemo before breast cancer surgery
This study compares taking a daily pill (dalpiciclib with hormone therapy) versus standard chemotherapy before breast cancer surgery. It's for postmenopausal women with a common type of early breast cancer that is strongly hormone-receptor positive and HER2-negative.
Shijiazhuang, HebeiAges 18–75 - NCT06081959RecruitingPhase 3
Study of SKB264 for advanced HR+/HER2- breast cancer
This trial tests a new drug called SKB264 for people with a common type of breast cancer (HR+/HER2-) that has spread or come back and has not responded to at least one round of chemotherapy. It aims to see if this treatment can help shrink tumors or slow the disease.
Beijing, Beijing MunicipalityAges 18–75 - NCT06048835Recruiting
Studying tumor cells in breast cancer patients
This trial looks at tumor cells in the blood of women with breast cancer to understand them better. It may help doctors learn more about how the disease spreads.
Pavia, LombardyAges 18–90 - NCT05982678RecruitingPhase 2
Study of a drug for breast cancer that has spread to a few spots
This trial tests a drug for people with HER2-positive breast cancer that has spread to only a few places in the body (up to 5 spots). It aims to see if the treatment works well before starting stronger therapies.
AmsterdamAges 18 years+ - NCT05848141Recruiting
Rowing program after breast cancer treatment
This study looks at whether supervised rowing exercise after breast cancer treatment is safe and helpful for recovery and health. You may be able to join if you finished treatment within the last 6–24 months and have no major exercise-limiting heart or health problems.
Gainesville, FloridaAges 40–80 - NCT05827081RecruitingPhase 3
Ribociclib plus endocrine therapy for early breast cancer
This trial studies whether adding ribociclib to standard hormone (endocrine) therapy lowers the risk of breast cancer coming back in early-stage, hormone-receptor–positive cancer. It mainly looks at safety and how well the treatment controls cancer after surgery and (sometimes) prior hormone treatment.
Birmingham, AlabamaAges 18–100
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Common questions
- Are there clinical trials for breast cancer stage i?
- Yes. Clin2 currently lists 1,170 recruiting breast cancer stage i 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 stage i 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 stage i 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))
- Anatomic Stage IV Breast Cancer AJCC v8
- Anatomic Stage III Breast Cancer AJCC v8
- Anatomic Stage II Breast Cancer AJCC v8
- Anatomic Stage I Breast Cancer AJCC v8
- Early-stage Breast Cancer
- Breast Cancer Stage III
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.