🏛️ Verified NIH Record • Updated 2025-12-29
Green Light Exposure in Healthy Volunteers Exposure in Normal Human Volunteers (NCT05295225)
Investigating the Analgesic Effects of Green Light Exposure in Normal Human Volunteers
🔵 Active, Not Recruiting Observational / Diagnostic ⚙️ Medical Device Protocol Sponsor: University of Arizona
🩺 Plain-English Summary (8th-Grade Level)
This research project is intended to understand the mechanisms of action for the pain-relieving properties of visual green light exposure. The investigators have shown previously that greenlight exposure decreased acute and chronic pain in both animals and humans. However, the investigators do not yet understand how green light exposure is capable of such function.
Who can join: Review the eligibility criteria below.
Location: Banner University Medical Center Tucson — Tucson, Arizona
Age range: 18 Years to 50 Years
🧪 Interventions in This Study
📋 "Do I Qualify?" — 1-Minute Self Screener
Instant ChecklistFull eligibility criteria are available on the official NIH protocol. View the criteria ↗
📍 All Participating Trial Locations (1 Sites)
- Banner University Medical Center Tucson — Tucson, Arizona
💰 Cost, Insurance & Patient Rights
- 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
- Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
- Voluntary Participation: You may withdraw at any time without affecting your standard medical care.
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💡 How to Participate
- Check the checklist above to see if you may qualify.
- Review the official NIH record below to find the coordinating site.
- Ask about the visit schedule, what is covered at no cost, and any travel support.
- Confirm with your own doctor before making a decision.