Shortening Adjuvant Photon and Proton Irradiation (SAPPHIRe-II): A 4 Cohort, Randomized, Phase II Multi-center Trial Evaluating Shorter Schedules of Adjuvant Regional Nodal Irradiation Among Women and Men With Node-positive and High-risk Node-negative Invasive Breast Cancer
Summary
The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →
Investigators
The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.
- Benjamin Smith, MD
M.D. Anderson Cancer Center
Principal Investigator
A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.
Sites
4 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- Banner Md Anderson Northern Colorado
Loveland, Colorado, United States
Supriya Jain, MDRecruiting - Cooper Hospital University Medical Center
Voorhees Township, New Jersey, United States
Anthony Dragun, MDRecruiting - the University of Texas M. D. Anderson Cancer Center
Houston, Texas, United States
Benjamin Smith, MDRecruiting - University of Texas Health Science Center at San Antonio
San Antonio, Texas, United States
Shraddha Dalwadi, MD, MBARecruiting
Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.
Drugs studied
No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →
Registration & key dates
Registry attributes as recorded on the ClinicalTrials.gov study record.
- Start
- 19 Aug 2025
- Primary completion
- 1 Jan 2029
- Completion
- 1 Jan 2031
- Last update posted
- 20 May 2026
- Registered enrollment
- 768
- Registry id
- NCT07076485
Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.