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Light Therapy for PD - Dose Selection

NCT04291014 · Status: COMPLETED · Phase: NA · Type: INTERVENTIONAL · Enrollment: 203

Last updated 2026-03-05

Study results available
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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.

Conditions

  • Parkinson Disease
  • Sleep Disorder
  • Fatigue

Interventions

DEVICE

SunRay Light Boxes

SunRay light boxes will be used to administer the light therapy.

Sponsors & Collaborators

  • Massachusetts General Hospital

    lead OTHER

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Model
PARALLEL

Eligibility

Min Age
45 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2020-09-11
Primary Completion
2022-11-12
Completion
2023-01-10

Countries

  • United States

Study Locations

More Related Trials

Entities

Diseases

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04291014 on ClinicalTrials.gov