# Radiation Therapy With or Without Carbogen and Niacinamide in Treating Patients With Bladder Cancer

> **NCT00033436** · PHASE3 · COMPLETED · sponsor: **Mount Vernon Cancer Centre at Mount Vernon Hospital** · enrollment: 330 (estimated)

## Conditions studied

- Bladder Cancer

## Interventions

- **DIETARY_SUPPLEMENT:** niacinamide
- **DRUG:** carbogen
- **RADIATION:** radiation therapy

## Key facts

- **NCT ID:** NCT00033436
- **Lead sponsor:** Mount Vernon Cancer Centre at Mount Vernon Hospital
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2000-10
- **Primary completion:** —
- **Final completion:** 2008-11
- **Target enrollment:** 330 (ESTIMATED)
- **Last updated:** 2013-09-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00033436

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00033436, "Radiation Therapy With or Without Carbogen and Niacinamide in Treating Patients With Bladder Cancer". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT00033436. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*