CancerDrs

Breast Cancer clinical trials in Massachusetts

58 actively recruiting breast cancer trials at 22 sites across Massachusetts.

Data from ClinicalTrials.gov · last refreshed

Payments from drug makers to the doctors running these trials

For 1 of the trials on this page, the pharmaceutical company funding the trial also disclosed payments to the physicians leading it — public data from the federal CMS Open Payments database. Paying clinical-trial investigators for site work is expected and necessary for industry-funded trials; the scale and source are simply useful context when you're deciding whether to enroll. See the full breast cancer transparency page →

Phase 3 Recruiting Academic/Other

Evaluating the Addition of Adjuvant Chemotherapy to Ovarian Function Suppression Plus Endocrine Therapy in Premenopausal Patients With pN0-1, ER-Positive/HER2-Negative Breast Cancer and an Oncotype Recurrence Score Less Than or Equal to 25

This Phase III Trial will determine whether adjuvant chemotherapy (ACT) added to ovarian function suppression (OFS) plus endocrine therapy (ET) is superior to OFS plus ET in improving invasive breast cancer-free survival (IBCFS) among prem…

Sponsor: NRG Oncology
NCT ID: NCT05879926
Sites in Massachusetts:
  • Beverly Hospital — Beverly, Massachusetts
  • Tufts Medical Center — Boston, Massachusetts
  • Beth Israel Deaconess Medical Center — Boston, Massachusetts
  • Dana-Farber Cancer Institute — Boston, Massachusetts
  • Lahey Clinic — Burlington, Massachusetts
View on ClinicalTrials.gov →
Phase 3 Recruiting Network

Shorter Chemo-Immunotherapy Without Anthracycline Drugs for Early-Stage Triple Negative Breast Cancer

This phase III trial compares the effects of shorter chemotherapy (chemo)-immunotherapy without anthracyclines to usual chemo-immunotherapy for the treatment of early-stage triple negative breast cancer. Paclitaxel is in a class of medicat…

Sponsor: SWOG Cancer Research Network
NCT ID: NCT05929768
Sites in Massachusetts:
  • Beverly Hospital — Beverly, Massachusetts
  • Boston Medical Center — Boston, Massachusetts
  • Beth Israel Deaconess Medical Center — Boston, Massachusetts
  • Lahey Hospital and Medical Center — Burlington, Massachusetts
  • Addison Gilbert Hospital — Gloucester, Massachusetts
View on ClinicalTrials.gov →
Phase 3 Recruiting Academic/Other

Pembrolizumab vs. Observation in People With Triple-negative Breast Cancer Who Had a Pathologic Complete Response After Chemotherapy Plus Pembrolizumab

This phase III trial compares the effect of continuation of treatment with pembrolizumab (usual approach) to observation only at preventing cancer from coming back in patients with early-stage triple-negative breast cancer (TNBC) who achie…

Sponsor: Alliance for Clinical Trials in Oncology
NCT ID: NCT05812807
Sites in Massachusetts:
  • Tufts Medical Center — Boston, Massachusetts
  • Boston Medical Center — Boston, Massachusetts
  • Beth Israel Deaconess Medical Center — Boston, Massachusetts
  • Dana-Farber Cancer Institute — Boston, Massachusetts
  • Dana-Farber Cancer Institute at Foxborough — Foxborough, Massachusetts
View on ClinicalTrials.gov →
Phase 3 Recruiting Academic/Other

De-Escalation of Breast Radiation Trial for Hormone Sensitive, HER-2 Negative, Oncotype Recurrence Score Less Than or Equal to 18 Breast Cancer (DEBRA)

This Phase III Trial evaluates whether breast conservation surgery and endocrine therapy results in a non-inferior rate of invasive or non-invasive ipsilateral breast tumor recurrence (IBTR) compared to breast conservation with breast radi…

Sponsor: NRG Oncology
NCT ID: NCT04852887
Sites in Massachusetts:
  • Boston Medical Center — Boston, Massachusetts
  • Lowell General Hospital — Lowell, Massachusetts
View on ClinicalTrials.gov →
Phase 3 Recruiting Network

S1501 Dual Observational and Randomized Cohort Study of Patients With Metastatic HER-2+ Breast Cancer at Risk of Cardiac Toxicity

This trial has two cohorts of patients with human epidermal growth factor receptor (HER)-2-positive breast cancer that has spread to other places in the body. All patients must be receiving trastuzumab-based treatment. Both cohorts are bei…

Sponsor: SWOG Cancer Research Network
NCT ID: NCT03418961
Sites in Massachusetts:
  • Lahey Hospital and Medical Center — Burlington, Massachusetts
  • Winchester Hospital — Winchester, Massachusetts
View on ClinicalTrials.gov →
Phase 3 Recruiting Academic/Other

E-Mindfulness Approaches for Living After Breast Cancer

NRG-CC015 is a prospective, randomized phase III clinical trial to evaluate the efficacy of two distinct digital approaches for delivering a mindfulness-based intervention: a live, instructor-led version delivered over Zoom (MAPs LO), and …

Sponsor: NRG Oncology
NCT ID: NCT06748222
Sites in Massachusetts:
  • Beverly Hospital — Beverly, Massachusetts
  • Tufts Medical Center — Boston, Massachusetts
  • Lahey Clinic — Burlington, Massachusetts
  • Addison Gilbert Hospital — Gloucester, Massachusetts
  • Lowell General Hospital — Lowell, Massachusetts
View on ClinicalTrials.gov →
Phase 3 Recruiting Industry

A Study of Elacestrant Versus Standard Endocrine Therapy in Women and Men With ER+,HER2-, Early Breast Cancer With High Risk of Recurrence

The primary goal of this study is to evaluate the effectiveness of elacestrant versus standard endocrine therapy in participants with node-positive, Estrogen Receptor-positive (ER+), Human Epidermal Growth Factor-2 negative (HER2-) early b…

Sponsor: Stemline Therapeutics, Inc.
NCT ID: NCT06492616
Sites in Massachusetts:
  • Massachusetts General Hospital — Boston, Massachusetts
  • Boston Medical Center — Boston, Massachusetts
  • Beth Israel Deaconess Medical Center — Boston, Massachusetts
  • Dana Farber Cancer Institute — Boston, Massachusetts
  • Mass General North Shore Cancer Center — Danvers, Massachusetts
View on ClinicalTrials.gov →
Phase 3 Recruiting Industry

A Study of Tersolisib (LY4064809/STX-478) With Other Anti-Cancer Treatments in Participants With Advanced Breast Cancer With a Genetic Change (PIK3CA)

The purpose of the study is to assess the efficacy and safety of the addition of Tersolisib (LY4064809/STX-478) to other anti-cancer drugs as first treatment for advanced hormone receptor-positive (HR+)/human epidermal growth factor recept…

Sponsor: Eli Lilly and Company
NCT ID: NCT07174336
Sites in Massachusetts:
  • Mass General Cancer Center — Boston, Massachusetts
  • Dana-Farber Cancer Institute — Boston, Massachusetts
  • University of Massachusetts Medical School — Worcester, Massachusetts
View on ClinicalTrials.gov →
Phase 3 Recruiting Industry

A Clinical Study of Sacituzumab Tirumotecan (Sac-TMT, MK-2870) in People With Breast Cancer (MK-2870-032)

Researchers are looking for new ways to treat types of breast cancer that are both: * High-risk, which means the cancer may have a higher chance of getting worse or coming back after treatment * Early-stage, which means the cancer is in th…

Sponsor: Merck Sharp & Dohme LLC
NCT ID: NCT06966700
Sites in Massachusetts:
  • Massachusetts General Hospital Cancer Center ( Site 0091) — Boston, Massachusetts
  • Dana Farber Cancer Institute ( Site 0090) — Boston, Massachusetts
View on ClinicalTrials.gov →
Phase 3 Recruiting Industry

Palazestrant in Combination With Ribociclib for the First-line Treatment of ER+/HER2- Advanced Breast Cancer

This phase 3 clinical trial compares the efficacy and safety of palazestrant with ribociclib to letrozole and ribociclib in women and men who have not received prior systemic anti-cancer treatment for advanced breast cancer.

Sponsor: Olema Pharmaceuticals, Inc.
NCT ID: NCT07085767
Sites in Massachusetts:
  • Clinical Trial Site — Burlington, Massachusetts
View on ClinicalTrials.gov →
Phase 3 Recruiting Industry

Phase 3 Study of RLY-2608 + Fulvestrant vs Capivasertib + Fulvestrant as Treatment for Locally Advanced or Metastatic PIK3CA-mutant HR+/HER2- Breast Cancer

This is a global, multicenter, open-label, randomized Phase 3 study comparing the efficacy and safety of RLY-2608 (zovegalisib) + fulvestrant to capivasertib + fulvestrant for the treatment of patients with HR+/HER2- ABC with PIK3CA mutati…

Sponsor: Relay Therapeutics, Inc.
NCT ID: NCT06982521
Sites in Massachusetts:
  • Tufts Medical Center — Boston, Massachusetts
  • Dana Farber Cancer Institute — Boston, Massachusetts
View on ClinicalTrials.gov →
Phase 3 Recruiting Industry

Evaluation of Lasofoxifene Combined With Abemaciclib Compared With Fulvestrant Combined With Abemaciclib in Locally Advanced or Metastatic ER+/HER2- Breast Cancer With an ESR1 Mutation

The goal of this clinical trial is to assess the efficacy, safety and tolerability of the combination of lasofoxifene and abemaciclib compared to fulvestrant and abemaciclib for the treatment of pre- and postmenopausal women and men who ha…

Sponsor: LeonaBio
NCT ID: NCT05696626
Sites in Massachusetts:
  • Massachusetts General Hospital — Boston, Massachusetts
  • Dana-Farber Cancer Institute — Boston, Massachusetts
  • Beth Israel Deaconess Medical Center — Boston, Massachusetts
View on ClinicalTrials.gov →
Phase 3 Recruiting Academic/Other

The Cancer of the Pancreas Screening-5 CAPS5)Study

Johns Hopkins clinical research office quality assurance group will monitor and audit this study at Johns Hopkins. The Sub Investigator at each site will be responsible for internal monitoring at their site.

Sponsor: Johns Hopkins University
NCT ID: NCT02000089
Sites in Massachusetts:
  • Dana Farber Cancer Center, Harvard University — Boston, Massachusetts
View on ClinicalTrials.gov →
Phase 2 Recruiting Academic/Other

ATEMPT 2.0: Adjuvant T-DM1 vs TH

This research study is studying how well newly diagnosed breast cancer that has tested positive for a protein called HER2 responds using one of two different combination of HER2-directed therapies as a treatment after surgery. The name of …

Sponsor: Dana-Farber Cancer Institute
NCT ID: NCT04893109
Sites in Massachusetts:
  • Beth Israel Deaconess Medical Center — Boston, Massachusetts
  • Dana Farber Cancer Institute — Boston, Massachusetts
  • Massachusetts General Hospital — Boston, Massachusetts
  • Dana-Farber at St. Elizabeth's Medical Center — Brighton, Massachusetts
  • Lahey Clinic — Burlington, Massachusetts
View on ClinicalTrials.gov →
Phase 1, Phase 2 Recruiting Industry

Rinatabart Sesutecan (Rina-S, PRO1184, GEN1184) for Advanced Solid Tumors (GCT1184-01/ PRO1184-001)

This study will test the safety, including side effects, and determine the characteristics of a drug called Rina-S in participants with solid tumors. Participants will have solid tumor cancer that has spread through the body (metastatic) o…

Sponsor: Genmab
NCT ID: NCT05579366
Sites in Massachusetts:
  • Massachusetts General Hospital — Boston, Massachusetts
  • Dana Farber Cancer Institute — Boston, Massachusetts
View on ClinicalTrials.gov →
Phase 2 Recruiting Industry

A Study of Alisertib in Combination With Endocrine Therapy in Patients With HR-positive, HER2-negative Recurrent or Metastatic Breast Cancer

PUMA-ALI-1201 is a randomized, dose optimization, multicenter, Phase 2 study of alisertib administered in combination with endocrine therapy in participants with pathology-confirmed HR-positive/HER2-negative metastatic breast cancer (MBC) …

Sponsor: Puma Biotechnology, Inc.
NCT ID: NCT06369285
Sites in Massachusetts:
  • Massachusetts General Hospital — Boston, Massachusetts
  • Dana-Farber Cancer Institute — Boston, Massachusetts
View on ClinicalTrials.gov →
Phase 1, Phase 2 Recruiting Industry

First-in-Human Study of Tersolisib (STX-478) as Monotherapy and in Combination With Other Antineoplastic Agents in Participants With Advanced Solid Tumors

Study STX-478-101 (LY4064809) is a multipart, open-label, phase 1/2 study evaluating the safety, tolerability, pharmacokinetics (PK), and preliminary antitumor activity of STX-478 (LY4064809) in participants with advanced solid tumors with…

Sponsor: Eli Lilly and Company
NCT ID: NCT05768139
Sites in Massachusetts:
  • Massachusetts General Hospital — Boston, Massachusetts
  • Dana-Farber Cancer Institute — Boston, Massachusetts
View on ClinicalTrials.gov →
Phase 1, Phase 2 Recruiting Industry

A Study of PARG Inhibitor ETX-19477 in Patients With Advanced Solid Malignancies

This is a two-part, open-label, multicenter, dose escalation and dose expansion study designed to evaluate the safety, tolerability, pharmacokinetics (PK), pharmacodynamics (PDx), and anti- tumor activity of ETX-19477, a novel reversible s…

Sponsor: 858 Therapeutics, Inc.
NCT ID: NCT06395519
Sites in Massachusetts:
  • Massachusetts General Hospital — Boston, Massachusetts
View on ClinicalTrials.gov →
Phase 2 Recruiting Academic/Other

A Study of Enzalutamide, Enzalutamide in Combination With Mifepristone, or Chemotherapy in People With Metastatic Breast Cancer

The researchers are doing this study to find out if the study drug, enzalutamide, alone or combined with the study drug, mifepristone, is effective in treating advanced or metastatic androgen receptor-positive (AR+) triple negative breast …

Sponsor: Memorial Sloan Kettering Cancer Center
NCT ID: NCT06099769
Sites in Massachusetts:
  • Dana Farber Cancer Institute (Data Collection Only) — Boston, Massachusetts
View on ClinicalTrials.gov →
Phase 1, Phase 2 Recruiting Industry

A Study Evaluating the Efficacy and Safety of Multiple Treatment Combinations in Participants With Breast Cancer

This is a Phase Ib/II, open-label, multicenter, randomized umbrella study in participants with breast cancer. The study is designed with the flexibility to open new treatment arms as new treatments become available, close existing treatmen…

Sponsor: Hoffmann-La Roche
NCT ID: NCT04802759
Sites in Massachusetts:
  • Massachusetts General Hospital — Boston, Massachusetts
View on ClinicalTrials.gov →
Phase 2 Recruiting Industry

A Study to Learn More About How Well Treatment With Sevabertinib (BAY 2927088) Tablets Works and How Safe it is in Participants Who Have a Solid Tumor With Mutations of the Human Epidermal Growth Factor Receptor 2 (HER2)

Researchers are looking for a better way to treat people who have solid tumors with HER2-activating mutations. Before a treatment can be approved for people to take, researchers do clinical trials to better understand its safety and how it…

Sponsor: Bayer
NCT ID: NCT06760819
Sites in Massachusetts:
  • Dana-Farber Cancer Institute - Oncology Department — Boston, Massachusetts
View on ClinicalTrials.gov →
Phase 2 Recruiting NIH

Finding the Best Tamoxifen Dose for Breast Cancer Risk Reduction in Premenopausal Women, RENAISSANCE Trial

This phase II trial evaluates response-guided low-dose tamoxifen for reducing breast density in women who are at higher than average risk for breast cancer. Increasing breast density is a well established risk factor for breast cancer. Tam…

Sponsor: National Cancer Institute (NCI)
NCT ID: NCT06184750
Sites in Massachusetts:
  • Brigham and Women's Hospital — Boston, Massachusetts
  • Dana-Farber Cancer Institute — Boston, Massachusetts
View on ClinicalTrials.gov →
Phase 2 Recruiting Academic/Other

Circulating Tumor DNA

This is a single-arm, phase II study examining elacestrant in the adjuvant treatment of patients with ER+ breast cancer who test positive for circulating tumor DNA (ctDNA) during the screening period of the trial. Our trial will proceed in…

Sponsor: Yale University
NCT ID: NCT06923527
Sites in Massachusetts:
  • Dana-Farber Cancer Institute — Boston, Massachusetts
View on ClinicalTrials.gov →
Phase 2 Recruiting Academic/Other

Atezolizumab + Sacituzumab Govitecan to Prevent Recurrence in TNBC (ASPRIA)

The purpose of this study is to determine if a combination of two drugs sacituzumab govitecan and atezolizumab works as a treatment for residual cancer in the breast or lymph nodes and have circulating tumor DNA in the blood. This research…

Sponsor: Dana-Farber Cancer Institute
NCT ID: NCT04434040
Sites in Massachusetts:
  • Dana-Farber Cancer Institute — Boston, Massachusetts
View on ClinicalTrials.gov →

Showing 25 of 58 trials with sites in Massachusetts. See all breast cancer trials →

Medical disclaimer: This page aggregates public ClinicalTrials.gov data. It is not medical advice. Always confirm eligibility and enrollment details with the trial site or your oncologist.

Source: ClinicalTrials.gov API v2 · Last checked: 2026-10-19