# Impact of Postoperative Radiotherapy Versus PD-1 Inhibitor Maintenance on Survival in Resectable Locally Advanced Oral and Oropharyngeal Squamous Cell Carcinoma

> **NCT07457099** · — · NOT_YET_RECRUITING · sponsor: **Zhujiang Hospital** · enrollment: 85 (estimated)

## Conditions studied

- Locally Advanced Oral Squamous Cell Carcinoma
- Locally Advanced Oropharyngeal Squamous Cell Carcinoma

## Interventions

- **OTHER:** Observation
- **RADIATION:** Postoperative Radiotherapy
- **DRUG:** PD-1 Inhibitor Maintenance Therapy

## Key facts

- **NCT ID:** NCT07457099
- **Lead sponsor:** Zhujiang Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-04-01
- **Primary completion:** 2026-08-30
- **Final completion:** 2028-06-30
- **Target enrollment:** 85 (ESTIMATED)
- **Last updated:** 2026-03-09


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07457099

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07457099, "Impact of Postoperative Radiotherapy Versus PD-1 Inhibitor Maintenance on Survival in Resectable Locally Advanced Oral and Oropharyngeal Squamous Cell Carcinoma". Retrieved via AI Analytics 2026-06-05 from https://api.ai-analytics.org/clinical/NCT07457099. Licensed CC0.

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