# Ultra-fractionated Radiotherapy for Rectal Cancer

> **NCT04677413** · PHASE1 · RECRUITING · sponsor: **University of Texas Southwestern Medical Center** · enrollment: 27 (estimated)

## Conditions studied

- Rectal Cancer

## Interventions

- **RADIATION:** Ultrafractionated radiotherapy for rectal cancer

## Key facts

- **NCT ID:** NCT04677413
- **Lead sponsor:** University of Texas Southwestern Medical Center
- **Sponsor class:** OTHER
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2021-06-03
- **Primary completion:** 2027-06
- **Final completion:** 2027-06
- **Target enrollment:** 27 (ESTIMATED)
- **Last updated:** 2026-04-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04677413

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04677413, "Ultra-fractionated Radiotherapy for Rectal Cancer". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT04677413. Licensed CC0.

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