At a glance
ClinicalIndex Comparison RecordN/ACompleted· 32 enrolled
Drug / intervention
Bright light box +2 moredevice
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.
Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.
Light and Negative Ion Treatment for Chronic Depression
In Brief
A clinical study evaluating Bright light box, High-output negative ion generator, and 1 other intervention for Mood Disorders and 3 related conditions. Completed, enrolled 32 participants across 2 sites.
Detailed Summary
This study investigates the potential efficacy of two nonpharmacologic treatments for nonseasonal depression, bright light exposure or high-density negative air ion exposure. Treatments are self-administered at home by the patient under close clinical supervision.
Study Details
Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsMood Disorders, Depressive Disorders, Depression, Chronic Depression
CountriesUnited States
CollaboratorsNational Institute of Mental Health (NIMH)
Timeline
N/ACompletedFinished
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024202520262027
Enrollment StartApr 2000
First PostedAug 2000
Primary CompletionJul 2003
Study CompletionFeb 2004
TodayJul 2026
First PostedAug 14, 2000
Enrollment StartApr 1, 2000
Primary CompletionJul 1, 2003
Study CompletionFeb 1, 2004
TodayJul 2, 2026
Enrollment to primary: 3.3 yearsPosted 25.9 years ago
Interventions
Bright light boxdevice
60-min light therapy shortly after awakening
High-output negative ion generatordevice
60-min high-density ion exposure shortly after awakening
Low-output negative ion generatordevice
60-min low-density ion exposure shortly after awakening