Disease Modifying Potential of 5mg of Melatonin on Cognition and Brain Health in Aging
Public ClinicalTrials.gov record NCT03954899. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Evaluating the Disease Modifying Potential of a Sleep Intervention on Alzheimer's Disease (AD) Biomarkers
Study identification
- NCT ID
- NCT03954899
- Recruitment status
- Recruiting
- Study type
- Interventional
- Phase
- Not applicable
- Lead sponsor
- Natalie Denburg
- Other
- Enrollment
- 230 participants
Conditions and interventions
Interventions
- melatonin Dietary Supplement
- placebo Other
Dietary Supplement · Other
Eligibility (public fields only)
- Age range
- 56 Years to 85 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Nov 11, 2019
- Primary completion
- Oct 31, 2025
- Completion
- Oct 31, 2025
- Last update posted
- Mar 3, 2025
2019 – 2025
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Iowa Hospitals & Clinics | Iowa City | Iowa | 52242 | Recruiting |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03954899, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Mar 3, 2025 · Synced May 8, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03954899 live on ClinicalTrials.gov.