Browse Trials
Find Breast Cancer Clinical Trials That Are Right For You
The clinical trials listed below are open in the U.S. for people with DCIS (stage 0), stage 1, stage 2, stage 3, or stage 4 (metastatic)
breast cancer. Clinical trials are available for people who are newly diagnosed with breast cancer, currently in treatment, experiencing
breast cancer recurrence, living with metastatic disease, as well as breast cancer survivors who have completed treatment.
Use the search box and filters to find a trial that’s right for you.
Currently viewing trials
(Last updated: July 04, 2025)
Brain Mets
BRCA1/2 (inherited)
Chemotherapy
Hormone Therapy
Leptomeningeal Disease
Radiation Oncology
Surgery
Surgery: Reconstruction
Targeted Therapy: All
Targeted Therapy: ADC
Targeted Therapy: Anti-HER2 Therapy
Targeted Therapy: CDK Inhibitors
Targeted Therapy: PARP Inhibitors
Targeted Therapy: Tumor Mutations
Targeted Therapy: Other Targeted Therapy
Vaccines and Immunotherapy
Other Treatment
Activities
Complementary and Integrative Medicine
Decision Support
Diagnosing Breast Cancer
Genetics/Family History
Having Children
Healthy/High Risk
Imaging
Lymphedema
Managing Side Effects
No Travel Required
Predicting Response to Treatment
Preventing Breast Cancer
Preventing Recurrence
Support/Education
Surveys/Interviews/Registries
AKT
ALK
AR
BARD1
BRCA1/2 (tumor)
BRIP1
CD205
CD70
CHEK2 or CHEK1
dMMR/MSI-H
ESR1
FGFR
HER2/ERBB2
HLA
MET or C-Met
NTRK
PALB2
PIK3CA or PI3K
PTEN
RAD51
RAF (including BRAF)
RAS (KRAS or NRAS)
RB
ROS1
TP53
NEAREST SITE: 682 miles
University of Washington - Fred Hutchinson Cancer Center
Seattle,WA
VISITS: Coincides with routine care
PHASE: NA
NCT ID: NCT06551116
Tumor Test to Predict Response to Enhertu® for People with Metastatic HER2 Low Breast Cancer
QuantifyHER: Quantitative Immunofluorescence and/or RT-qPCR for Measuring HER2 in HER2-low Metastatic Breast Cancer Scientific Title
- What's involved?
- What's being studied?
- How can I learn more?
-
<p class="seamTextPara"> You will provide the following: </p> <ul class="seamTextUnorderedList"> <li class="seamTextUnorderedListItem">Tumor tissue from most recent biopsy, for CE-10-IVD test</li></ul>
-
<ul class="seamTextUnorderedList"> <li class="seamTextUnorderedListItem">The CE-10-IVD test measures the amount of HER2 positive (HER2+) breast cancer cells, which may relate to your response to trastuzumab deruxtecan (T-DXd, Enhertu®), an anti-HER2 targeted therapy.</li></ul>
-
<ul class='seamTextUnorderedList'><li class='seamTextUnorderedListItem'>View eligibility criteria and additional trial information: <a href='https://clinicaltrials.gov/ct2/show/NCT06551116' target='_blank'>ClinicalTrials.gov</a> </li></ul>
NEAREST SITE: 2398 miles
USF College of Medicine
Tampa,FL
VISITS: 1 visit every 3 weeks
PHASE: III
NCT ID: NCT05950945
Trastuzumab Deruxtecan ADC for People with Advanced HER2 Negative or HER2 Low Breast Cancer
A Phase 3b, Multicenter, Global, Interventional, Open-label Study of Trastuzumab Deruxtecan (T-DXd), an Anti-HER2-Antibody Drug Conjugate (ADC), in Subjects Who Have Unresectable and/or Metastatic HER2-low or HER2 Immunohistochemistry (IHC) 0 Breast Cancer (DESTINY-Breast15) Scientific Title
- What's involved?
- What's being studied?
- How can I learn more?
-
<p class="seamTextPara"> You will receive the following: </p> <ul class="seamTextUnorderedList"> <li class="seamTextUnorderedListItem">Trastuzumab deruxtecan (T-DXd, Enhertu®), by IV, every 3 weeks</li></ul>
-
<ul class="seamTextUnorderedList"> <li class="seamTextUnorderedListItem">Trastuzumab deruxtecan (T-DXd, Enhertu®) is a type of immunotherapy called an antibody drug conjugate (ADC).</li> <li class="seamTextUnorderedListItem">An antibody-drug conjugate (ADC) is a type of therapy that combines an antibody that targets cancer cells with a therapy that can kill cancer cells.</li> <li class="seamTextUnorderedListItem">Trastuzumab deruxtecan (Enhertu®) uses the HER2-targeted antibody trastuzumab to deliver the chemotherapy DM1 directly to the cancer cells.</li> <li class="seamTextUnorderedListItem">Because the antibody only targets cancer cells, the ADC does not kill normal cells, making it less likely to cause side effects.</li></ul>
-
<ul class='seamTextUnorderedList'><li class='seamTextUnorderedListItem'>View eligibility criteria and additional trial information: <a href='https://clinicaltrials.gov/ct2/show/NCT05950945' target='_blank'>ClinicalTrials.gov</a> </li><li class='seamTextUnorderedListItem'><a href='https://www.destinyclinicaltrials.com/en#DESTINY-breast' target='_blank'>AstraZeneca: DESTINY Trial Information Page</a> </li><li class='seamTextUnorderedListItem'><a href='https://www.breastcancer.org/treatment/targeted-therapy/enhertu' target='_blank'>Breastcancer.org: Trastuzumab Deruxtecan (Enhertu®)</a> </li></ul>
NEAREST SITE: 2434 miles
Georgetown University Medical Center
Washington,DC
VISITS: 1 visit every 3 weeks
PHASE: II
NCT ID: NCT06533826
Sequence of Two ADCs for Advanced HER2 Low Breast Cancer
A Phase II Non-comparative Trial of Datopotamab Deruxtecan (Dato-DXd) or Trastuzumab Deruxtecan (T-DXd) in Patients with Metastatic HER2-low Breast Cancer After Progression on Prior Antibody Drug Conjugate Therapy (TRADE DXd) Scientific Title
- What's involved?
- What's being studied?
- How can I learn more?
-
<p class="seamTextPara"> You will be randomly assigned to 1 of 2 groups: </p> <p class="seamTextPara"> <i class="seamTextEmphasis">Group 1</i> </p> <ul class="seamTextUnorderedList"> <li class="seamTextUnorderedListItem">Trastuzumab deruxtecan (T-DXd, Enhertu®), by IV, every 3 weeks</li> </ul> <p class="seamTextPara"> followed by (after progression): </p> <ul class="seamTextUnorderedList"> <li class="seamTextUnorderedListItem">Datopotamab deruxtecan (Dato-DXd), by IV, every 3 weeks</li> <li class="seamTextUnorderedListItem">Questionnaires</li> <li class="seamTextUnorderedListItem">CT scans, every 2 months</li> <li class="seamTextUnorderedListItem">MRI scans, every 2 months</li> </ul> <p class="seamTextPara"> <i class="seamTextEmphasis">Group 2</i> </p> <ul class="seamTextUnorderedList"> <li class="seamTextUnorderedListItem">Datopotamab deruxtecan (Dato-DXd), by IV, every 3 weeks</li> </ul> <p class="seamTextPara"> followed by (after progression): </p> <ul class="seamTextUnorderedList"> <li class="seamTextUnorderedListItem">Trastuzumab deruxtecan (T-DXd, Enhertu®), by IV, every 3 weeks</li> <li class="seamTextUnorderedListItem">Questionnaires</li> <li class="seamTextUnorderedListItem">CT scans, every 2 months</li> <li class="seamTextUnorderedListItem">MRI scans, every 2 months</li></ul>
-
<ul class="seamTextUnorderedList"> <li class="seamTextUnorderedListItem">Trastuzumab deruxtecan (T-DXd, Enhertu®) and datopotamab deruxtecan (Dato-DXd) are antibody drug conjugates (ADCs).</li> <li class="seamTextUnorderedListItem">An antibody drug conjugate (ADC) is a type of therapy that combines an antibody that targets cancer cells with a therapy that can kill cancer cells.</li> <li class="seamTextUnorderedListItem">Because the antibody only targets cancer cells, the ADC does not kill normal cells, making it less likely to cause side effects.</li> <li class="seamTextUnorderedListItem">Trastuzumab deruxtecan (T-DXd, Enhertu®)'s antibody targets HER2 and delivers an anti-cancer drug called deruxtecan.</li> <li class="seamTextUnorderedListItem">Datopotamab deruxtecan (Dato-DXd)'s antibody targets TROP2 and delivers an anti-cancer drug called deruxtecan.</li> <li class="seamTextUnorderedListItem">The US FDA has not approved datopotamab deruxtecan as a treatment for <span class="highlight">HER2-low</span> metastatic breast cancer.</li> <li class="seamTextUnorderedListItem">The US FDA has approved trastuzumab deruxtecan (Enhertu®) for previously treated <span class="highlight">HER2-low</span> metastatic breast cancer, and for other uses.</li> <li class="seamTextUnorderedListItem">If you are randomized to a group and have already received the first drug, you may immediately skip to the second drug.</li></ul>
-
<ul class='seamTextUnorderedList'><li class='seamTextUnorderedListItem'>View eligibility criteria and additional trial information: <a href='https://clinicaltrials.gov/ct2/show/NCT06533826' target='_blank'>ClinicalTrials.gov</a> </li><li class='seamTextUnorderedListItem'><a href='https://metastatictrialtalk.org/research-news/antibody-drug-conjugates/' target='_blank'>Metastatic Trial Talk: Update On Antibody-Drug Conjugates (ADCs) For MBC</a> </li></ul>
