At a glance
ClinicalIndex Comparison RecordN/ACompleted· 203 enrolled
Drug / intervention
SunRay Light Boxesdevice
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.
A Dose Selection Trial of Light Therapy for Impaired Sleep in Parkinson's Disease
In Brief
A clinical study evaluating SunRay Light Boxes for Parkinson Disease and 2 related conditions. Completed, enrolled 203 participants across 25 sites.
Detailed Summary
This study aims to determine the most effective dose of light therapy to improve sleep in people with Parkinson's Disease. Four groups of participants will receive bright-white or dim-red light therapy at different times throughout the day.
Study Details
Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsParkinson Disease, Sleep Disorder, Fatigue
CountriesUnited States
Collaborators--
Timeline
N/ACompletedFinished
2020202120222023202420252026
First PostedMar 2020
Enrollment StartSep 2020
Primary CompletionNov 2022
Study CompletionJan 2023
TodayJul 2026
First PostedMar 2, 2020
Enrollment StartSep 11, 2020
Primary CompletionNov 12, 2022
Study CompletionJan 10, 2023
TodayJul 2, 2026
Enrollment to primary: 2.2 yearsPosted 6.3 years ago
Interventions
SunRay Light Boxesdevice
SunRay light boxes will be used to administer the light therapy.