Clinical trials
HR+ Breast Cancer clinical trials
Below are recruiting hr+ breast cancer clinical trials, each written for real people, not researchers. We’re tracking 329 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- 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 - NCT06112613Recruiting
Mobile health to help with breast cancer pill-taking
This study uses text messages to help people with metastatic breast cancer remember to take their daily pills and asks about any missed doses. It aims to improve how well patients stick to their CDK4/6 inhibitor medication.
Fairbanks, AlaskaAges 18 years+ - NCT06120283RecruitingPhase 1
Testing a new drug for breast cancer and other solid tumors
This trial tests a new oral drug (BGB-43395) alone or with other treatments for people with advanced breast cancer or other solid tumors that depend on CDK4. It aims to find safe doses and see if the drug helps shrink tumors or slow growth.
Denver, ColoradoAges 18 years+ - NCT06149130RecruitingPhase 2
Testing adebrelimab, dalpiciclib, and hormone therapy for advanced breast cancer
This trial tests a combination of a new immunotherapy drug (adebrelimab) with a targeted pill (dalpiciclib) and standard hormone therapy for women with advanced hormone receptor positive, HER2 negative breast cancer. It may help patients who have not yet had certain prior treatments, aiming to slow the cancer's growth.
Wuhan, HubeiAges 18–75 - NCT06185569Recruiting
French study on outcomes in HR+/HER2- early breast cancer patients with Oncotype DX
This study looks at how well treatments work for people with early-stage, hormone receptor-positive, HER2-negative breast cancer when the Oncotype DX test helps guide therapy. It aims to understand real-world outcomes in French patients.
BesançonAges 18 years+ - NCT06201234RecruitingPhase 2
Adding elacestrant to olaparib for advanced HR+/HER2- breast cancer
This trial tests if adding a new oral medicine (elacestrant) to a standard PARP inhibitor (olaparib) works better for people with advanced or metastatic HR+/HER2- breast cancer who have a BRCA1 or BRCA2 gene mutation. The goal is to see if the combination can help control the cancer longer.
Stuttgart, Baden-WurttembergAges 18 years+ - NCT06202261RecruitingPhase 1/Phase 2
Study of TQB2930 for breast cancer that has returned or spread
This trial tests a new drug called TQB2930 alone or with other treatments for people with recurrent or metastatic breast cancer. It may help if you have a type of breast cancer called HER2-positive and have not had many prior treatments for advanced disease.
Chongqing, Chongqing MunicipalityAges 18–75 - NCT06207734RecruitingPhase 2
Stopping CDK4/6 inhibitors in advanced breast cancer
This trial looks at what happens when women with advanced hormone-positive, HER2-negative breast cancer stop taking a CDK4/6 inhibitor after at least a year of successful treatment. The goal is to see if it's safe to take a break from the CDK4/6 inhibitor while continuing hormone therapy alone.
BerlinAges 18 years+ - NCT06224673RecruitingPhase 2
Testing ARX788 for HER2-low advanced breast cancer
This trial tests a new drug, ARX788, for people with HER2-low breast cancer that has spread or cannot be removed by surgery. The goal is to see if ARX788 helps shrink or control the cancer.
San Francisco, CaliforniaAges 18 years+ - NCT06227117RecruitingPhase 2
Study of DV and Toripalimab before surgery for HER2-low breast cancer
This trial tests a combination of two drugs (DV and Toripalimab) with chemotherapy before surgery for a specific type of breast cancer (HER2-low, HR-negative) that has not spread too far. The goal is to see if this approach can shrink the tumor and improve outcomes.
Changsha, HunanAges 18 years+ - NCT06236269RecruitingPhase 2
Sacituzumab Govitecan for HR+/HER2- advanced breast cancer
This trial tests a drug called Sacituzumab Govitecan for people with HR+/HER2- advanced or metastatic breast cancer that has stopped responding to a CDK4/6 inhibitor. It looks at whether the drug can slow down the cancer and requires you to have a tumor biopsy.
Badalona, BarcelonaAges 18 years+ - NCT06276868RecruitingPhase 2
Darsilide plus hormone therapy and double antibody for breast cancer
This trial tests if adding a new drug (darsilide) to standard hormone therapy and two antibodies (trastuzumab and pertuzumab) before surgery can improve outcomes for women with HR-positive, HER2-positive breast cancer that hasn't spread.
Henan, HenanAges 18–70 - NCT06331169RecruitingPhase 1
Testing anlotinib plus trastuzumab deruxtecan for advanced breast cancer
This trial tests a combination of two targeted drugs — anlotinib (which cuts off a tumor's blood supply) and trastuzumab deruxtecan (which attacks HER2-low cancer cells) — for advanced breast cancer that has stopped responding to previous treatments.
Shanghai, Shanghai MunicipalityAges 18–75 - NCT06341894RecruitingPhase 2
Dalpiciclib and hormone therapy for early breast cancer
This trial tests a new pill (dalpiciclib) combined with hormone therapy for women with early-stage, hormone receptor positive/HER2-negative breast cancer. The goal is to see if this combination can lower the chance of cancer coming back after surgery.
Nanjing, JiangsuAges 18–75 - NCT06383767RecruitingPhase 3
A study of ESG401 for advanced HR+/HER2- breast cancer
This trial tests a new medicine called ESG401 for people with a common type of breast cancer (HR+/HER2-) that has spread and hasn't responded to at least one chemotherapy. The goal is to see if it works better than standard chemotherapy options.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06388122Recruiting
Blood test study for HR+ breast cancer treatment monitoring
This study looks at a blood test (DiviTum TKa) to see how well it measures treatment response in people with hormone receptor-positive (HR+) breast cancer that has spread. The test may help doctors know if a treatment is working.
Jacksonville, FloridaAges 18 years+ - NCT06389006RecruitingPhase 2
Combination therapy before surgery for HER2-low, hormone-positive breast cancer
This trial tests a combination of two drugs (disitamab vedotin and toripalimab) followed by chemotherapy before surgery for people with a specific type of breast cancer that is hormone receptor-positive and HER2-low. The goal is to see if this treatment can shrink the tumor and improve outcomes.
Shanghai, Fudan University Shanghai Cancer CenterAges 18 years+ - NCT06402435RecruitingPhase 2
Combination therapy before surgery for hormone positive breast cancer
This trial tests a new combination of treatments given before surgery for hormone receptor positive, HER2 negative breast cancer. It uses stereotactic body radiation therapy (SBRT), chemotherapy, and an investigational drug called AK112 to shrink tumors and make surgery easier.
Wuhan, HubeiAges 18 years+ - NCT06587789Recruiting
Ribociclib plus hormone therapy for high-risk breast cancer
This trial tests adding ribociclib (a targeted pill) to standard hormone therapy for people with early but high-risk HR-positive, HER2-negative breast cancer, after surgery.
Hangzhou, ZhejiangAges 18–80 - NCT07578571RecruitingPhase 1
Testing a New Cancer Treatment Called IM-1617
This is an early-stage study testing a new drug (IM-1617) for advanced solid cancers that have not responded to standard treatments. The drug combines an antibody with a cancer-killing agent and may help people whose cancer has progressed despite prior therapy.
Sarasota, FloridaAges 18 years+ - NCT06488378RecruitingPhase 1
Axatilimab and olaparib for BRCA/PALB2-mutated breast cancer
This trial tests combining two drugs – axatilimab and olaparib (a PARP inhibitor) – for people with advanced HER2-negative breast cancer that carries a BRCA or PALB2 gene mutation. The goal is to see if this new combination is safe and effective.
Boston, MassachusettsAges 18 years+ - NCT06515470RecruitingPhase 1
Testing BTX-9341 for advanced breast cancer
This trial tests a new oral drug, BTX-9341, for people with advanced or metastatic hormone receptor-positive, HER2-negative breast cancer who have already had certain treatments, including a CDK4/6 inhibitor. The goal is to see if it is safe and effective.
Rochester, MinnesotaAges 18 years+ - NCT06533826RecruitingPhase 2
Testing two antibody drugs for HER2-low breast cancer
This trial tests two antibody-drug conjugates (Enhertu and Datroway) for breast cancer that is HER2-low or HER2-0. It aims to find the best treatment sequence for people whose cancer has stopped responding to prior therapy.
Birmingham, AlabamaAges 18 years+ - NCT06568692RecruitingPhase 2
Study of PCS6422 with capecitabine for advanced breast cancer
This trial tests a new drug combination (PCS6422 plus capecitabine) for people with advanced or metastatic breast cancer that has not responded to other treatments. The goal is to see if adding PCS6422 can make the chemotherapy work better.
Tucson, ArizonaAges 18 years+
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Common questions
- Are there clinical trials for hr+ breast cancer?
- Yes. Clin2 currently lists 329 recruiting hr+ 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 hr+ 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 hr+ 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.