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NCT01139840 · ClinicalTrials.gov registry record · NA
Relative Efficacy of Vitamins D2 and D3 in Adult Humans
A NA study of Healthy, sponsored by Creighton University.
- Completed
- Registry status
- NA
- Development phase
- 32
- Enrollment target
- 1
- Study location
NCT01139840: Completed NA study of Healthy, sponsored by Creighton University.
NCT01139840 is a NA study of Healthy that has completed, run by Creighton University. The registered enrollment target is 32 participants, below the 647-participant average among 1,090 other Healthy trials with a reported enrollment target (95% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT01139840, a NA study of Healthy, has completed, sponsored by Creighton University.
- COMPLETED
- Registry status
- NA
- Development phase
- 32 participants
- Enrollment target
- 1
- Study location
Study Summary
Vitamin D2 in chronic dosing will produce less of an elevation of serum 25(OH)D than will the same dose of vitamin D3.
Conditions Studied
Interventions
- DIETARY_SUPPLEMENT vitamin D3
- DIETARY_SUPPLEMENT vitamin D2
Study Locations (1)
Nebraska
- Creighton University Medical Center - Omaha
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 32 participants |
| Start Date | 2010-01 |
| Est. Completion | 2010-09 |
| Phase | NA |
What the finished NCT01139840 record still lists
NCT01139840 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 32 participants, a relatively small participant target, below the 647-participant average among 1,090 other Healthy trials with a reported enrollment target (95% lower).
The record links to 1 condition, with Healthy appearing as the primary indexed condition, and to 2 interventions - of which vitamin D3 is the first listed.
NCT01139840 reports a single indexed study location in Nebraska.
Frequently Asked Questions
What is clinical trial NCT01139840 about?
NCT01139840 is a clinical study titled "Relative Efficacy of Vitamins D2 and D3 in Adult Humans". Vitamin D2 in chronic dosing will produce less of an elevation of serum 25(OH)D than will the same dose of vitamin D3.
What is the current status of trial NCT01139840?
This trial is currently completed. It is a NA study. The enrollment target is 32 participants. The study started on 2010-01. Estimated completion is 2010-09.
What conditions does trial NCT01139840 study?
This clinical trial studies the following conditions: Healthy.
What interventions are being tested in trial NCT01139840?
The interventions under investigation include: vitamin D3 (DIETARY_SUPPLEMENT), vitamin D2 (DIETARY_SUPPLEMENT).
Who is sponsoring clinical trial NCT01139840?
This trial is sponsored by Creighton University, which has 98 total clinical trials registered on ClinicalTrials.gov.
Where is trial NCT01139840 being conducted?
This trial has 1 study location across Nebraska. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.
Learn More About Clinical Trials
Similar trials for Healthy
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Where NCT01139840's enrollment target sits among peer trials
32 647th of 1090 higher than 418 of 1,090 other Healthy trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Healthy 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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