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NCT01447355 · ClinicalTrials.gov registry record · Phase 1
Vitamin D Levels in the Skin of Healthy Subjects After Oral Supplementation
A Phase 1 study, sponsored by National Cancer Institute (NCI).
- Completed
- Registry status
- Phase 1
- Development phase
- 25
- Enrollment target
NCT01447355: Completed Phase 1 study, sponsored by National Cancer Institute (NCI).
NCT01447355 is a Phase 1 study that has completed, run by National Cancer Institute (NCI). The registered enrollment target is 25 participants, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (58% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT01447355, a Phase 1 study, has completed, sponsored by National Cancer Institute (NCI).
- COMPLETED
- Registry status
- Phase 1
- Development phase
- 25 participants
- Enrollment target
Study Summary
This pilot phase I trial studies vitamin D levels in the skin of healthy subjects after oral supplementation. Chemoprevention is the use of certain drugs to keep cancer from forming. The use of cholecalciferol, a vitamin D, may keep skin cancer from forming.
Interventions
- DRUG cholecalciferol
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 25 participants |
| Start Date | 2012-08 |
| Est. Completion | 2013-06 |
| Phase | Phase 1 |
What the finished NCT01447355 record still lists
NCT01447355 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 25 participants, a relatively small participant target, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (58% lower).
The record links to 0 conditions, and to 1 intervention - of which cholecalciferol is the first listed.
NCT01447355 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT01447355 about?
NCT01447355 is a clinical study titled "Vitamin D Levels in the Skin of Healthy Subjects After Oral Supplementation". This pilot phase I trial studies vitamin D levels in the skin of healthy subjects after oral supplementation. Chemoprevention is the use of certain drugs to keep cancer from forming. The use of cholecalciferol, a vitamin D, may keep skin cancer from forming.
What is the current status of trial NCT01447355?
This trial is currently completed. It is a Phase 1 study. The enrollment target is 25 participants. The study started on 2012-08. Estimated completion is 2013-06.
What interventions are being tested in trial NCT01447355?
The interventions under investigation include: cholecalciferol (DRUG).
Who is sponsoring clinical trial NCT01447355?
This trial is sponsored by National Cancer Institute (NCI), which has 3,257 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT01447355's enrollment target sits among peer trials
25 1495th of 2000 higher than 481 of 2,000 other Phase 1 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 1 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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