Neoadjuvant Short-course Hypofractionated PBT for Non-metastatic RPS
Public ClinicalTrials.gov record NCT05302570. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
PROTONS-RPS: a Phase II Non-Randomized Open-label Single-arm Trial Of Neoadjuvant Short-course Hypofractionated Proton Beam Therapy for Non-metastatic RetroPeritoneal Sarcoma
Study identification
- NCT ID
- NCT05302570
- Recruitment status
- Withdrawn
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
- Other
- Enrollment
- Not listed
Conditions and interventions
Conditions
Interventions
- Hypofractionated Proton Beam Therapy Radiation
Radiation
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Nov 30, 2022
- Primary completion
- Nov 30, 2025
- Completion
- Nov 30, 2027
- Last update posted
- Dec 14, 2022
2022 – 2027
United States locations
- U.S. sites
- 2
- U.S. states
- 2
- U.S. cities
- 2
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Sibley Memorial Hospital | Washington D.C. | District of Columbia | 20018 | — |
| Johns Hopkins Hospital | Baltimore | Maryland | 21287 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT05302570, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Dec 14, 2022 · Synced May 19, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT05302570 live on ClinicalTrials.gov.