High-Dose Multivitamins Compared to a Placebo in Preventing the Recurrence of Cancer in Patients With Early Stage Bladder Cancer
Bladder Cancer
About this trial
This is an interventional prevention trial for Bladder Cancer focused on measuring recurrent bladder cancer
Eligibility Criteria
DISEASE CHARACTERISTICS: Histologically confirmed stage 0 and I (Ta, T1 or Tis) resected transitional cell carcinoma of the bladder No advanced disease or muscle invasion No history of transitional cell carcinoma of the prostate PATIENT CHARACTERISTICS: Age: 18 and over Performance status: Not specified Life expectancy: Greater than 3 years Hematopoietic: WBC at least 3500/mm3 Platelet count at least 100,000/mm3 Hemoglobin at least 10 g/dL Hepatic: Bilirubin no greater than 1.5 times upper limit of normal (ULN) Alkaline phosphatase no greater than 3 times ULN SGOT no greater than 3 times ULN Renal: Creatinine no greater than 1.5 times ULN Other: Not pregnant or nursing Fertile patients must use effective contraception At least 5 years since prior malignancy except nonmetastatic squamous cell or basal cell carcinoma of the skin No history of drug interactions which could affect therapy No immunodeficiency PRIOR CONCURRENT THERAPY: Biologic therapy: Prior intravesical BCG required (if T1 or Tis pathology and negative cytology PAB) Chemotherapy: Not specified Endocrine therapy: Not specified Radiotherapy: No prior radiotherapy to the pelvis Surgery: Not specified Other: Intravesical therapy within 30 days allowed At least 30 days since greater than 2 multivitamins daily
Sites / Locations
- CCOP - Scottsdale Oncology Program
- CCOP - Carle Cancer Center
- CCOP - Cedar Rapids Oncology Project
- CCOP - Iowa Oncology Research Association
- Siouxland Hematology-Oncology
- CCOP - Wichita
- CCOP - Ann Arbor Regional
- CCOP - Duluth
- Mayo Clinic Cancer Center
- CentraCare Clinic
- Medcenter One Health System
- CCOP - Merit Care Hospital
- Altru Health Systems
- CCOP - Toledo Community Hospital Oncology Program
- Rapid City Regional Hospital
- CCOP - Sioux Community Cancer Consortium
- Allan Blair Cancer Centre
Arms of the Study
Arm 1
Arm 2
Experimental
Placebo Comparator
Multivitamin
Placebo
Patients receive multivitamins orally once daily for 3 years. Patients are followed every 3 months for 2 years, then every 6 months for 1 year, and then annually thereafter.
Patients receive placebo orally once daily for 3 years. Patients are followed every 3 months for 2 years, then every 6 months for 1 year, and then annually thereafter.