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Study identifier: NCT05856773 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

Conventionally Fractionated vs. Hypofractionated Comprehensive Nodal Irradiation for Breast Cancer Using Pencil Beam Scanning Proton Therapy

Condition: Breast Cancer  ·  Sponsor: Proton Collaborative Group

PhasePhase 3
Planned participants276
Who can joinFemale, 19 Years to no upper limit
Healthy volunteersNo

About this study

The purpose of this research study is to learn more about the effects of using proton radiation therapy delivered over a shorter course of treatment (3 weeks) compared with a longer, standard course of treatment (5 weeks) for women with breast cancer who require radiotherapy to the breast/chest wall and regional lymph nodes.

This description comes directly from the study's public registry record.

Talk to the study team

Contact details are listed per location below or on the registry record.

Always discuss trial participation with your own doctor first.

Locations (9)

Mayo ClinicScottsdale, Arizona, United StatesRecruiting
California Protons Cancer Therapy CenterSan Diego, California, United StatesRecruiting
University of Florida Proton Therapy InstituteJacksonville, Florida, United StatesRecruiting
Dwoskin Proton Therapy CenterMiami, Florida, United StatesRecruiting
Miami Cancer InstituteMiami, Florida, United StatesRecruiting
Emory Proton Therapy CenterAtlanta, Georgia, United StatesRecruiting
Maryland Proton Treatment CenterBaltimore, Maryland, United StatesRecruiting
New York Proton CenterNew York, New York, United StatesRecruiting
Inova Schar Cancer InstituteFairfax, Virginia, United StatesRecruiting

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Source record: clinicaltrials.gov/study/NCT05856773