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NCT04340258Active, not recruitingPhase 1/2

Trial Combining Pembrolizumab and Cesium 131 Brachytherapy With Salvage Surgery in HNSCC

Phase 1b/II Trial Combining PD1 Inhibition (Pembrolizumab) and Cesium 131 Brachytherapy With Salvage Surgery to Enhance Immunogenicity and Improve Local Control in Head and Neck Cancer

Source: ClinicalTrials.gov · Last updated 9 Jun 2026

Brief summary (registry, in English)

To Study Perioperative PD-1 Inhibitor and Cesium-131 Interstitial Brachytherapy in patients with locally recurrent HNSCC eligible for salvage surgery.

Status (registry)
Active, not recruiting
Phase (registry)
Phase 1/2
Study type
Interventional
Enrollment
50 (estimated)
First submitted
5 Apr 2020
Start date
4 Feb 2021
Primary completion date
3 Jun 2025
Lead sponsor
University of Cincinnati
NCT number
NCT04340258

What you commit to

  • Study type: Interventional · Phase 1/2
  • Planned participants: 50
  • From 4 Feb 2021 to the primary completion date, 3 Jun 2025
  • 2 sites in 1 country
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • Prior immune-based anticancer therapy within last six months

Other illness

  • Patients with more than one site of distant metastatic disease

Other

  • Exposed carotid artery preoperatively requiring sacrifice or bypass intra-operatively
  • Patients with active pharyngo-cutaneous

Who the study is looking for

  • locally recurrent HNSCC and be eligible for salvage surgery
  • If patient received radiation therapy in the past, they should have recovered from the acute toxicity to \<grade 1
  • tumor needs to be deemed resectable

Age in the registry: 19 years to 90 years · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (2)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
University of Cincinnati Medical Center
Coordinator of this site? Confirm its status
CincinnatiUnited StatesUnknown status
Thomas Jefferson
Coordinator of this site? Confirm its status
PhiladelphiaUnited StatesUnknown status

This page is information, not medical advice. Discuss any trial with your doctor.