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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Green light Clear all
Withdrawn Not applicable Interventional

A Study to See if Low Level Laser Light Therapy (LLLT) Can Improve the Condition of Nonalcoholic Steatohepatitis (NASH)

NCT03163810
View directory record Official record
Conditions
Nonalcoholic Steatohepatitis
Interventions
Erchonia Verju Laser, Erchonia EVRL Laser
Device
Lead sponsor
Erchonia Corporation
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Jan 27, 2020 · Synced Sep 21, 2026, 7:06 PM EDT
Not yet recruiting Not applicable Interventional

Elucidating the Central Mechanisms of Action for Green Light Therapy in Managing Chronic Pain

NCT05569486
View directory record Official record
Conditions
Fibromyalgia
Interventions
Green Light
Device
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced Sep 21, 2026, 7:06 PM EDT
Not listed No phase listed Observational

Evaluation of MolecuLight i:X as an Adjunctive Fluorescence Imaging Tool to Clinical Signs and Symptoms for the Identification of Bacteria-containing Wounds

NCT03540004
View directory record Official record
Conditions
Wound
Interventions
MolecuLight i:X Imaging Device
Device
Lead sponsor
MolecuLight Inc.
Industry
Eligibility
18 Years and older
Enrollment
367 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
14
States / cities
Los Angeles, California • Pembroke Pines, Florida • Athens, Georgia + 11 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2020 · Synced Sep 21, 2026, 7:06 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluating Color Perception Under LED Red/Green and Green Dominant Light

NCT01927536
View directory record Official record
Conditions
Color Blindness, Acquired
Interventions
White LED Flashlight, Red/Green Green Dominant LED Flashlight
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 66 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2019
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 14, 2019 · Synced Sep 21, 2026, 7:06 PM EDT
Completed No phase listed Interventional Results available

An Evaluation of the Effect of the Erchonia Laser for Non-invasive Reduction of Submental Fat

NCT05954065
View directory record Official record
Conditions
Weight Loss
Interventions
Erchonia CFL Laser
Device
Lead sponsor
Erchonia Corporation
Industry
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Harvey, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 28, 2025 · Synced Sep 21, 2026, 7:06 PM EDT
Terminated Phase 2Phase 3 Interventional Results available

Application of Indocyanine Green Angiography for Closed Operative Calcaneus Fractures

NCT01693484
View directory record Official record
Conditions
Fractures, Comminuted, Surgical Wound Dehiscence, Necrosis
Interventions
ICG (Indocyanine Green)
Drug
Lead sponsor
Louisiana State University Health Sciences Center Shreveport
Other
Eligibility
18 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Shreveport, Louisiana
Source: ClinicalTrials.gov public record
Updated Jun 19, 2017 · Synced Sep 21, 2026, 7:06 PM EDT
Completed Not applicable Interventional Results available

COmparison of Clarus and Optos Ultrawide Field Imaging Systems for Geographic Atrophy

NCT05961332
View directory record Official record
Conditions
Macular Degeneration, Age Related, Geographic Atrophy
Interventions
Spectralis FAF imaging, Optos imaging, Zeiss Clarus 700 imaging
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
50 Years and older
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Sep 21, 2026, 7:06 PM EDT
Recruiting Phase 2 Interventional

A Study to Evaluate Efficacy and Safety of Light Dose in Subjects With PWB Treated With Hemoporfin PDT

NCT05171894
View directory record Official record
Conditions
Port-wine Birthmarks, Port-Wine Stain, Nevus Flammeus
Interventions
Hemopfin+Green Light, Vehicle+Green Light
Drug · Device
Lead sponsor
Shanghai Fudan-Zhangjiang Bio-Pharmaceutical Co., Ltd.
Industry
Eligibility
18 Years to 75 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
5
States / cities
Irvine, California • San Diego, California • Miami, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced Sep 21, 2026, 7:06 PM EDT
Completed Not applicable Interventional Results available

Near Infrared Fluorescence Cholangiography (NIRF-C) During Cholecystectomy

NCT02070640
View directory record Official record
Conditions
Cholecystitis
Interventions
Injection of indocyanine green (ICG), Near Infrared Cholangiography Fluorescence (NIRF-C)
Drug · Device
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 89 Years
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 20, 2015 · Synced Sep 21, 2026, 7:06 PM EDT
Completed Not applicable Interventional Results available

Fluorescent Cholangiography vs White Light for Bile Ducts Identification

NCT02702843
View directory record Official record
Conditions
Cholecystitis, Cholelithiasis
Interventions
Laparoscopic cholecystectomy with Xenon light, Laparoscopic cholecystectomy (fluorescent cholangiography)
Procedure
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
677 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
2
States / cities
Los Angeles, California • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 11, 2025 · Synced Sep 21, 2026, 7:06 PM EDT
Completed No phase listed Observational

Comparing Wound Area Reduction of Non-healing DFUs Using MolecuLight i:X Versus Standard of Care

NCT04207099
View directory record Official record
Conditions
Non Healing Diabetic Foot Ulcer
Interventions
MolecuLight i:X Imaging Device
Device
Lead sponsor
MolecuLight Inc.
Industry
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
3
States / cities
Vista, California • Lake Success, New York • Monroeville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Sep 21, 2026, 7:06 PM EDT
Completed Not applicable Interventional Results available

Bright Light Therapy for Residual Daytime Symptoms Associated With Obstructive Sleep Apnea

NCT04299009
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Bright light therapy glasses
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 2, 2025 · Synced Sep 21, 2026, 7:06 PM EDT
Completed Not applicable Interventional Results available

Detection of SLN in Patients With Endometrial Cancer Undergoing Robotic Assisted Staging: Comparison of ISB and ICG

NCT02068820
View directory record Official record
Conditions
Endometrial Cancer
Interventions
ISB dye and standard white light imaging, ICG dye and FireFly fluorescence imaging
Device
Lead sponsor
AdventHealth
Other
Eligibility
18 Years to 85 Years · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Sep 9, 2019 · Synced Sep 21, 2026, 7:06 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Housing, Environment, And Living Conditions for Transformed Health

NCT06925373
View directory record Official record
Conditions
Lung Diseases, Chronic Disease
Interventions
Indoor Air Purification, Neighborhood Improvements, Housing Improvements
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 89 Years
Enrollment
460 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Sep 21, 2026, 7:06 PM EDT
Recruiting Phase 2 Interventional

Intraoperative Tumor Margin Identification With ICG Dye Imaging

NCT04752137
View directory record Official record
Conditions
Benign Neoplasm, Malignant Neoplasm
Interventions
Indocyanine green, SPY-PHI
Drug · Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 21, 2026, 7:06 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Green Tea and Ultraviolet Light-induced Skin Damage

NCT00134381
View directory record Official record
Conditions
Healthy
Interventions
Green Tea, Placebo
Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 65 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2012
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 5, 2017 · Synced Sep 21, 2026, 7:06 PM EDT
Withdrawn Not applicable Interventional

The Effect of Light Therapy on Post-Surgical Pain

NCT05853731
View directory record Official record
Conditions
Intensive Care Unit, Cardiac Surgery
Interventions
Green light emitting diode, White light emitting diode
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 99 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated May 21, 2024 · Synced Sep 21, 2026, 7:06 PM EDT
Active, not recruiting Not applicable Interventional Results available

The Effect of Light Therapy on Chronic Pain

NCT03677206
View directory record Official record
Conditions
Chronic Pain
Interventions
Exposure to green LED light, Exposure to white LED light
Device
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 80 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 17, 2025 · Synced Sep 21, 2026, 7:06 PM EDT
Completed Phase 1 Interventional

Near Infrared Fluorescence Cholangiography (NIRF-C) During Cholecystectomy -- Use in Acute Cholecystitis Sub-Study

NCT02070627
View directory record Official record
Conditions
Acute Cholecystitis, Acute Cholangitis
Interventions
Indocyanine Green (ICG), Near Infrared Fluorescence Cholangiography (NIRF-C)
Drug · Device
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 89 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 2, 2014 · Synced Sep 21, 2026, 7:06 PM EDT
Recruiting Not applicable Interventional

COmparison of Clarus and Optos Ultrawide Field Imaging Systems for Inherited Retinal Disease

NCT06380075
View directory record Official record
Conditions
Retinal Disease
Interventions
Spectralis FAF imaging, Optos imaging, Clarus imaging
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 21, 2026, 7:06 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Study of Low Level Laser Therapy to Reduce Body Circumference in Obese Individuals

NCT01821352
View directory record Official record
Conditions
Obesity
Interventions
Erchonia Obesity Laser, Placebo Laser
Device
Lead sponsor
Erchonia Corporation
Industry
Eligibility
18 Years to 65 Years
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
2
States / cities
Noblesville, Indiana • Bloomfield Hills, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 10, 2015 · Synced Sep 21, 2026, 7:06 PM EDT
Recruiting Not applicable Interventional

"Prapela® SVS Incubator Pad for Apnea of Prematurity

NCT06374147
View directory record Official record
Conditions
Apnea of Prematurity
Interventions
SVS mattress
Device
Lead sponsor
Tufts Medical Center
Other
Eligibility
0 Days to 3 Months
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Birmingham, Alabama • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 6, 2025 · Synced Sep 21, 2026, 7:06 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Green Light Exposure in Healthy Volunteers Exposure in Normal Human Volunteers

NCT05295225
View directory record Official record
Conditions
Chronic Pain
Interventions
Green Light Emitting Diode, White Light Emitting Diode
Device
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Jan 4, 2026 · Synced Sep 21, 2026, 7:06 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Light on Melatonin and Contractions in Pregnant Women

NCT01863446
View directory record Official record
Conditions
Pregnancy
Interventions
Lighting1, Lighting2
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 26, 2024 · Synced Sep 21, 2026, 7:06 PM EDT