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NCT00685516 · ClinicalTrials.gov registry record · NA
Green Tea, Black Tea, or Water in Treating Patients With Prostate Cancer Undergoing Surgery
A NA study, sponsored by Jonsson Comprehensive Cancer Center.
- Completed
- Registry status
- NA
- Development phase
- 113
- Enrollment target
NCT00685516: Completed NA study, sponsored by Jonsson Comprehensive Cancer Center.
NCT00685516 is a NA study that has completed, run by Jonsson Comprehensive Cancer Center. The registered enrollment target is 113 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (92% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00685516, a NA study, has completed, sponsored by Jonsson Comprehensive Cancer Center.
- COMPLETED
- Registry status
- NA
- Development phase
- 113 participants
- Enrollment target
Study Summary
RATIONALE: Green tea contains ingredients that may prevent or slow the growth of certain cancers. It is not yet known whether green tea is more effective than black tea or water in treating prostate cancer. PURPOSE: This randomized phase II trial is studying green tea to see how well it works compared with black tea and water in treating patients with prostate cancer undergoing surgery.
Primary Outcome
To determine the effect of Green Tea and Black Tea consumption on Prostate cancer tissue by examining programmed cell death, cell proliferation, cell oxidation, and cellular inflammation in that malignant radical prostatectomy tissue compared to water control using immunohistochemistry.
Interventions
- DIETARY_SUPPLEMENT placebo
- DIETARY_SUPPLEMENT green tea
- DIETARY_SUPPLEMENT decaffeinated black tea
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 113 participants |
| Start Date | 2007-09-01 |
| Est. Completion | 2015-04-01 |
| Phase | NA |
What the finished NCT00685516 record still lists
NCT00685516 is an interventional study that assigns participants to a tested intervention. The registered 113 participants enrollment target is mid-sized for trials with a published cap, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (92% lower).
The record links to 0 conditions, and to 3 interventions - of which placebo is the first listed.
NCT00685516 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00685516 about?
NCT00685516 is a clinical study titled "Green Tea, Black Tea, or Water in Treating Patients With Prostate Cancer Undergoing Surgery". RATIONALE: Green tea contains ingredients that may prevent or slow the growth of certain cancers. It is not yet known whether green tea is more effective than black tea or water in treating prostate cancer. PURPOSE: This randomized phase II trial is studying green tea to see how well it works compa...
What is the current status of trial NCT00685516?
This trial is currently completed. It is a NA study. The enrollment target is 113 participants. The study started on 2007-09-01. Estimated completion is 2015-04-01.
What interventions are being tested in trial NCT00685516?
The interventions under investigation include: placebo (DIETARY_SUPPLEMENT), green tea (DIETARY_SUPPLEMENT), decaffeinated black tea (DIETARY_SUPPLEMENT).
Who is sponsoring clinical trial NCT00685516?
This trial is sponsored by Jonsson Comprehensive Cancer Center, which has 321 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00685516's enrollment target sits among peer trials
113 813th of 2000 higher than 1,188 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA 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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