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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT02936674
Other study ID # IRB-10165
Secondary ID
Status Completed
Phase N/A
First received October 7, 2016
Last updated January 3, 2018
Start date October 2016
Est. completion date June 2017

Study information

Verified date January 2018
Source VA Palo Alto Health Care System
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

The purpose of this study is to examine the effects of complex, broad-band spectra light on the production of melatonin in humans.


Recruitment information / eligibility

Status Completed
Enrollment 10
Est. completion date June 2017
Est. primary completion date June 2017
Accepts healthy volunteers Accepts Healthy Volunteers
Gender All
Age group 18 Years to 35 Years
Eligibility Inclusion Criteria:

- Stable health

- Normal color vision

- Normal hearing

- 18-35 years old

Exclusion Criteria:

- Significant depressive symptoms

- Pregnant or nursing

- Ocular pathologies

- Unstable or severe medical or psychiatric condition

- Extreme morning/evening type

- Regular smoker

- Use of medications that impact ocular function

- Alcohol use disorder

- Use of illegal drugs

- Irregular use of antihistamines, antidepressants, or sleeping medications

Study Design


Related Conditions & MeSH terms


Intervention

Device:
Light - standard
Light will be given during the night to determine its effects on melatonin suppression. This light will be an LED with standard spectral distribution
Light - alternate
Light will be given during the night to determine its effects on melatonin suppression. This light will be an LED with an altered spectral distribution (different color)

Locations

Country Name City State
United States VA Palo Alto Health Care System Palo Alto California

Sponsors (1)

Lead Sponsor Collaborator
VA Palo Alto Health Care System

Country where clinical trial is conducted

United States, 

Outcome

Type Measure Description Time frame Safety issue
Primary Melatonin suppression The amount of declination of salivary melatonin concentrations between the start of the light and the end of the light (4 hours later) will be compared between the conditions. 4 Hours
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