# Individualized Carbon-Ion Radiotherapy for Patients With Locally Recurrent Nasopharyngeal Carcinoma

> **NCT04533620** · PHASE2 · UNKNOWN · sponsor: **Shanghai Proton and Heavy Ion Center** · enrollment: 96 (estimated)

## Conditions studied

- Locally Recurrent Nasopharyngeal Carcinoma

## Interventions

- **RADIATION:** Standardized CIRT
- **RADIATION:** Individualized CIRT

## Key facts

- **NCT ID:** NCT04533620
- **Lead sponsor:** Shanghai Proton and Heavy Ion Center
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-11-01
- **Primary completion:** 2024-09-30
- **Final completion:** 2025-09-30
- **Target enrollment:** 96 (ESTIMATED)
- **Last updated:** 2020-10-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04533620

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04533620, "Individualized Carbon-Ion Radiotherapy for Patients With Locally Recurrent Nasopharyngeal Carcinoma". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04533620. Licensed CC0.

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