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NCT00691574 · ClinicalTrials.gov registry record · NA
Melatonin Levels in Smith Magenis Syndrome (SMS)
A NA study, sponsored by Oregon Health and Science University.
- Terminated
- Registry status
- NA
- Development phase
- 5
- Enrollment target
NCT00691574: Clinical Trial NA study, sponsored by Oregon Health and Science University.
NCT00691574 is a NA study that was terminated before completion, run by Oregon Health and Science University. The registered enrollment target is 5 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (100% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00691574, a NA study, was terminated before completion, sponsored by Oregon Health and Science University.
- TERMINATED
- Registry status
- NA
- Development phase
- 5 participants
- Enrollment target
Study Summary
The goal of this pilot project is to determine whether melatonin levels are disordered in patients with Smith-Magenis Syndrome (SMS) and whether melatonin treatment can correct abnormal circadian rhythms in SMS patients. In addition, the study investigates the effects of bright light in an elderly control population that exhibits low melatonin secretion.
Interventions
- DIETARY_SUPPLEMENT Melatonin
- DEVICE Enviro-light artificial light box
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 5 participants |
| Start Date | 1998-09 |
| Est. Completion | 2009-05 |
| Phase | NA |
Why NCT00691574 stopped before completion
NCT00691574 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 5 participants, a relatively small participant target, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (100% lower).
The record links to 0 conditions, and to 2 interventions - of which Melatonin is the first listed.
NCT00691574 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00691574 about?
NCT00691574 is a clinical study titled "Melatonin Levels in Smith Magenis Syndrome (SMS)". The goal of this pilot project is to determine whether melatonin levels are disordered in patients with Smith-Magenis Syndrome (SMS) and whether melatonin treatment can correct abnormal circadian rhythms in SMS patients. In addition, the study investigates the effects of bright light in an elderly c...
What is the current status of trial NCT00691574?
This trial is currently terminated. It is a NA study. The enrollment target is 5 participants. The study started on 1998-09. Estimated completion is 2009-05.
What interventions are being tested in trial NCT00691574?
The interventions under investigation include: Melatonin (DIETARY_SUPPLEMENT), Enviro-light artificial light box (DEVICE).
Who is sponsoring clinical trial NCT00691574?
This trial is sponsored by Oregon Health and Science University, which has 546 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00691574's enrollment target sits among peer trials
5 1988th of 2000 higher than 5 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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