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NCT00524680 · ClinicalTrials.gov registry record · Phase 2
Vitamin D in Treating Patients With Prostate Cancer
A Phase 2 study, sponsored by Roswell Park Cancer Institute.
- Completed
- Registry status
- Phase 2
- Development phase
- 148
- Enrollment target
NCT00524680: Completed Phase 2 study, sponsored by Roswell Park Cancer Institute.
NCT00524680 is a Phase 2 study that has completed, run by Roswell Park Cancer Institute. The registered enrollment target is 148 participants, above the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (11% higher). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00524680, a Phase 2 study, has completed, sponsored by Roswell Park Cancer Institute.
- COMPLETED
- Registry status
- Phase 2
- Development phase
- 148 participants
- Enrollment target
Study Summary
RATIONALE: Vitamin D may be effective in treating patients with prostate cancer. PURPOSE: This randomized phase II trial is studying how well 4 different doses of vitamin D works in treating patients with prostate cancer.
Primary Outcome
Change from Baseline in Serum 25(OH) D3 Levels at 1, 3, and 6 Months at dose levels 4000, 6000, 8000 and 10000 IU. Statistical analysis was done using one sample t-test.
Interventions
- DIETARY_SUPPLEMENT cholecalciferol
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 148 participants |
| Start Date | 2007-06 |
| Est. Completion | 2013-03 |
| Phase | Phase 2 |
What the finished NCT00524680 record still lists
NCT00524680 is an interventional study that assigns participants to a tested intervention. The registered 148 participants enrollment target is mid-sized for trials with a published cap, above the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (11% higher).
The record links to 0 conditions, and to 1 intervention - of which cholecalciferol is the first listed.
NCT00524680 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00524680 about?
NCT00524680 is a clinical study titled "Vitamin D in Treating Patients With Prostate Cancer". RATIONALE: Vitamin D may be effective in treating patients with prostate cancer. PURPOSE: This randomized phase II trial is studying how well 4 different doses of vitamin D works in treating patients with prostate cancer.
What is the current status of trial NCT00524680?
This trial is currently completed. It is a Phase 2 study. The enrollment target is 148 participants. The study started on 2007-06. Estimated completion is 2013-03.
What interventions are being tested in trial NCT00524680?
The interventions under investigation include: cholecalciferol (DIETARY_SUPPLEMENT).
Who is sponsoring clinical trial NCT00524680?
This trial is sponsored by Roswell Park Cancer Institute, which has 365 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00524680's enrollment target sits among peer trials
148 491st of 2000 higher than 1,506 of 2,000 other Phase 2 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 2 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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