- Conditions
- Seasonal Affective Disorder
- Interventions
- Litebook treatment devices, Inactivated negative ion generator
- Device
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 26 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2002 – 2005
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–11
of 11
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Seasonal Affective Disorder, Mood Disorders, Depression
- Interventions
- bright light box, dawn simulator, high-output negative ion generator, low-output negative ion generator, dawn light pulse
- Device
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 150 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1998 – 2004
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Mood Disorders, Depressive Disorders, Depression, Chronic Depression
- Interventions
- Bright light box, High-output negative ion generator, Low-output negative ion generator
- Device
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 32 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2000 – 2004
- U.S. locations
- 2
- States / cities
- Middletown, Connecticut • New York, New York
- Conditions
- Sleep, Phototherapy, Glymphatic System, Mitochondrial Dynamics, Brain Injuries, Traumatic, Inflammation
- Interventions
- Morning Bright Light Therapy, Negative Ion Generator Therapy
- Device
- Lead sponsor
- Oregon Health and Science University
- Other
- Eligibility
- 18 Years to 89 Years
- Enrollment
- 300 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2030
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Traumatic Brain Injury
- Interventions
- Light box therapy, Negative Ion Generator
- Device
- Lead sponsor
- Portland VA Medical Center
- Federal
- Eligibility
- 18 Years to 88 Years
- Enrollment
- 300 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2025
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Mild Traumatic Brain Injury, Posttraumatic Stress Disorder
- Interventions
- CCT+MBLT, CCT+ION
- Device
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 144 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2030
- U.S. locations
- 2
- States / cities
- San Diego, California • Portland, Oregon
- Conditions
- Anxiety, Depression, Sleep
- Interventions
- Litebook Bright Light Box, Litebook inactivated negation ion generator (the placebo)
- Device
- Lead sponsor
- University of South Carolina
- Other
- Eligibility
- 18 Years to 35 Years
- Enrollment
- 33 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2006 – 2007
- U.S. locations
- 1
- States / cities
- Columbia, South Carolina
- Conditions
- Posttraumatic Stress Disorder
- Interventions
- Bright Light Exposure, Negative Ion Generator
- Other
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 71 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2019
- U.S. locations
- 1
- States / cities
- Columbia, Arizona
- Conditions
- Traumatic Brain Injury
- Interventions
- Morning Bright Light Therapy, Negative Ion Generator
- Device
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 77 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2024
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Traumatic Brain Injury, Post-traumatic Stress Disorder, Chronic Pain
- Interventions
- Morning Bright Light Therapy, Negative Ion Generator
- Device
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years to 89 Years
- Enrollment
- 96 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2028
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Seasonal Affective Disorder
- Interventions
- Negative Ion Generator, Light-emitting Photodiode light treatment device
- Device
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 106 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2010
- U.S. locations
- 3
- States / cities
- New Haven, Connecticut • Rockville, Maryland • Belmont, Massachusetts