Phase I/ II Trial Combining PD-1 Inhibition and Neoadjuvant Proton or Photon Radiation Therapy in Recurrent Head and Neck Squamous Cell Carcinoma
Public ClinicalTrials.gov record NCT07213934. 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
WOPPPR: Window of Opportunity Phase I and Phase II Trial Combining PD-1 Inhibition and Neoadjuvant Proton or Photon Radiation Therapy in Recurrent Head and Neck Squamous Cell Carcinoma
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of the Phase I study is to see if it is safe to use X-ray photon radiation (XRT) and proton radiation (PT) before surgery in patients with recurrent head and neck squamous cell carcinoma (rHNSCC). The purpose of the Phase II study is to see if using XRT or PT before immunotherapy (pembrolizumab) prior to surgery benefits patients with recurrent head and neck squamous cell carcinoma (rHNSCC).
Study identification
- NCT ID
- NCT07213934
- Recruitment status
- Recruiting
- Study type
- Interventional
- Phase
- Phase 1, Phase 2
- Enrollment
- 40 participants
Conditions and interventions
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
- Oct 7, 2025
- Primary completion
- Nov 30, 2030
- Completion
- Nov 30, 2031
- Last update posted
- Jun 30, 2026
2025 – 2031
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Cincinnati Medical Center | Cincinnati | Ohio | 45219 | Recruiting |
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 NCT07213934, 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 Jun 30, 2026 · Synced Sep 10, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT07213934 live on ClinicalTrials.gov.