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Showing 1–24 of 219 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 2 Interventional Results available

Efficacy and Safety Study With Visonac Photodynamic Therapy (PDT)

NCT00933543
View directory record Official record
Conditions
Acne Vulgaris
Interventions
Visonac PDT (MAL PDT), Vehicle cream (placebo), PDT
Drug · Procedure
Lead sponsor
Photocure
Industry
Eligibility
9 Years to 35 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
8
States / cities
San Diego, California • Chicago, Illinois • Naperville, Illinois + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 10, 2013 · Synced Sep 3, 2026, 5:35 PM EDT
Completed Phase 1 Interventional

Bright Light on Fatigue in Women Being Treated for Breast Cancer

NCT02658708
View directory record Official record
Conditions
Breast Neoplasms, Breast Cancer, Cancer of Breast, Cancer of the Breast
Interventions
Bright blue-green light using light visor cap, Dim red light using light visor cap, European Organization for Research and Treatment of Cancer-Quality of Life Questionnaire, Epworth Sleepiness Scale, Pittsburgh Sleep Quality Index, Patient-Reported Outcomes Measurement Information System (PROMIS)-Sleep Disturbance, Patient-Reported Outcomes Measurement Information System (PROMIS)-Cancer-Fatigue, Digital foot candle datalogging light meter (Extech Instrument, Model SDL400), Polysomnography (Easy Ambulatory 2 Cadwell, Kennewick, WA), Horne-Ostberg Morningness-Eveningness Questionnaire, Daily Fatigue and Sleep Log
Other · Diagnostic Test
Lead sponsor
Washington University School of Medicine
Other
Eligibility
21 Years and older · Female only
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 24, 2017 · Synced Sep 3, 2026, 5:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Rhythmic Light Therapy for Alzheimer's Disease Patients

NCT05015478
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Tailored Rhythmic Lighting Intervention, Placebo Rhythmic Lighting Intervention
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
55 Years and older
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Menands, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Sep 3, 2026, 5:35 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Beet-root Juice and PBM Treatments on Muscle Fatigue

NCT05596474
View directory record Official record
Conditions
Health Care Utilization, Healthy Aging
Interventions
Beet-root juice, red-light therapy, Placebo, sham light
Dietary Supplement · Radiation
Lead sponsor
Wake Forest University
Other
Eligibility
65 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 19, 2024 · Synced Sep 3, 2026, 5:35 PM EDT
Recruiting Not applicable Interventional

Obstructive Sleep Apnea Therapeutic Intervention for REsiDual Sleepiness

NCT06698809
View directory record Official record
Conditions
Obstructive Sleep Apnea, Sleepiness
Interventions
Active tPBM
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 75 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced Sep 3, 2026, 5:35 PM EDT
Not listed Not applicable Interventional

Daily Light Exposure for Sleep Disturbance, Fatigue, and Functional Outcomes in Acute Brain Injury

NCT03125967
View directory record Official record
Conditions
Stroke, Traumatic Brain Injury, Non-traumatic Brain Injury
Interventions
Philips GoLite Blu HF3429/60, Philips LivingColor Aura 70998/60/48
Other
Lead sponsor
St. Luke's Rehabilitation Institute
Other
Eligibility
18 Years to 85 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Spokane, Washington
Source: ClinicalTrials.gov public record
Updated May 8, 2022 · Synced Sep 3, 2026, 5:35 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Light Heart Study: Daily Light Box Use for Depressive Symptoms in Patients With Stage B Heart Failure

NCT02691000
View directory record Official record
Conditions
Depression, Stage B Heart Failure
Interventions
LiteBook
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
60 Years and older
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Oct 26, 2016 · Synced Sep 3, 2026, 5:35 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Photobiomodulation & Ketogenic Diet for Treatment of Mid-periphery Retinal Disorders for Alzheimer's Disease Prevention

NCT03859245
View directory record Official record
Conditions
Diabetic Retinopathy (DR), Age-related Macular Degeneration (AMD), Mid-peripheral Drusen Formation, Diabetic Macular Edema (DME)
Interventions
Photobiomodulation, Ketogenic diet
Behavioral
Lead sponsor
Bristlecone Health, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Eagan, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 3, 2019 · Synced Sep 3, 2026, 5:35 PM EDT
Recruiting Not applicable Interventional

Red Light Treatment in Peripheral Artery Disease

NCT03203239
View directory record Official record
Conditions
Peripheral Artery Disease, Claudication, Intermittent, Vasodilation
Interventions
Red Light (670 nm energy), Octafluoropropane
Device · Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 85 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Sep 3, 2026, 5:35 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 3, 2026, 5:35 PM EDT
Completed Not applicable Interventional

Assessing the Feasibility of a Novel Non-Invasive Sensor for Guiding Wounded Warrior Rehabilitation

NCT02887755
View directory record Official record
Conditions
Rehabilitation Post-amputation
Interventions
Near-Infrared Spectroscopy (NIRS) Sensor
Device
Lead sponsor
Henry M. Jackson Foundation for the Advancement of Military Medicine
Other
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 1, 2018 · Synced Sep 3, 2026, 5:35 PM EDT
Not yet recruiting Phase 2 Interventional

Minoxidil With or Without Low-Level Red-Light Therapy for Improving Chemotherapy-Induced Alopecia in Breast Cancer Patients

NCT07594678
View directory record Official record
Conditions
Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Chemotherapy-Induced Alopecia
Interventions
Electronic Health Record Review, Minoxidil, Revian RED LED-light cap, Survey Administration
Other · Drug · Device
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Sep 3, 2026, 5:35 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Light Emitting Diode-Red Light (LED-RL) Phototherapy for Skin Scarring Prevention

NCT03795116
View directory record Official record
Conditions
Fibrosis, Skin Scarring, Skin Wound, Hypertrophic Scar, Scar, Keloid
Interventions
LED-RL phototherapy, Mock irradiation
Device
Lead sponsor
State University of New York - Downstate Medical Center
Other
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated May 31, 2022 · Synced Sep 3, 2026, 5:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Vending Labeling Sales and Intercepts Study

NCT06260176
View directory record Official record
Conditions
Food Preferences, Obesity, Weight Gain
Interventions
exposure to healthy labels only, exposure to healthiness information, exposure to physical activity equivalents, exposure to sweetened beverage tax messaging
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
1,065 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 14, 2024 · Synced Sep 3, 2026, 5:35 PM EDT
Completed Phase 2 Interventional Results available

Photodynamic Therapy (PDT) With Methyl Aminolevulinate (MAL) Cream in Moderate to Severe Acne

NCT00594425
View directory record Official record
Conditions
Acne Vulgaris
Interventions
Methyl aminolevulinate (MAL) PDT
Drug
Lead sponsor
Photocure
Industry
Eligibility
15 Years to 40 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
14
States / cities
San Diego, California • Vallejo, California • Naperville, Illinois + 11 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2013 · Synced Sep 3, 2026, 5:35 PM EDT
Completed Not applicable Interventional Results available

Study of Low Level Laser Therapy to Treat Diabetic Peripheral Neuropathy Foot Pain

NCT02461225
View directory record Official record
Conditions
Diabetic Peripheral Neuropathy
Interventions
Erchonia® FX-635™, Placebo Laser
Device
Lead sponsor
Erchonia Corporation
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Mesa, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 14, 2022 · Synced Sep 3, 2026, 5:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Combined Blue and Red Home-Based Light Therapy on Sleep in Adults With Self-Reported Sleep Difficulties

NCT07465250
View directory record Official record
Conditions
Sleep
Interventions
LED portable light therapy bulb
Other
Lead sponsor
Colorado State University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Sep 3, 2026, 5:35 PM EDT
Completed Not applicable Interventional Results available

Clinical Efficacy and Human Factors Validation Testing of the Erchonia EVRL for Providing Temporary Relief of Diabetic Peripheral Neuropathy Foot Pain

NCT05291975
View directory record Official record
Conditions
Neuropathy, Diabetic, Neuropathy;Peripheral, Neuropathy, Painful
Interventions
Erchonia® EVRL™, Placebo Laser
Device
Lead sponsor
Erchonia Corporation
Industry
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
4
States / cities
Phoenix, Arizona • West Covina, California • Dunedin, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 12, 2025 · Synced Sep 3, 2026, 5:35 PM EDT
Completed Not applicable Interventional

Systematic Light Exposure for Fatigue in Breast Cancer Patients

NCT03217201
View directory record Official record
Conditions
Cancer-related Problem/Condition, Fatigue, Circadian Rhythm Disorders
Interventions
Light Glasses (Experimental), Light Glasses (Comparison)
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older · Female only
Enrollment
194 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
3
States / cities
Duarte, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 22, 2023 · Synced Sep 3, 2026, 5:35 PM EDT
Completed Not applicable Interventional

Audio-visual Stimulation: Sleep Dose Response

NCT03569865
View directory record Official record
Conditions
Insomnia Chronic, Osteoarthritis, Pain, Chronic
Interventions
Audiovisual Stimulation
Device
Lead sponsor
University of Washington
Other
Eligibility
60 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 19, 2022 · Synced Sep 3, 2026, 5:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Light Emitting Diode Irradiation on the Conduction Parameters of the Superficial Radial Nerve

NCT01513148
View directory record Official record
Conditions
Peripheral Neuropathy
Interventions
Superluminous light diode
Device
Lead sponsor
Shenandoah University
Other
Eligibility
18 Years to 50 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Winchester, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 28, 2013 · Synced Sep 3, 2026, 5:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Study of the Use of Low Level Laser Therapy to Reduce Acne

NCT01276535
View directory record Official record
Conditions
Acne
Interventions
Erchonia MLS + Erchonia THL
Device
Lead sponsor
Erchonia Corporation
Industry
Eligibility
18 Years to 40 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Dec 10, 2015 · Synced Sep 3, 2026, 5:35 PM EDT
Terminated No phase listed Observational

Low-Level Laser Therapy Treatment of Lung Inflammation in Post-COVID-19 Recovery

NCT05258617
View directory record Official record
Conditions
COVID-19, Acute Respiratory Distress Syndrome
Interventions
LLLT Photobiomodulation
Device
Lead sponsor
Ward Photonics LLC
Industry
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
7
States / cities
Berkeley, California • Los Angeles, California • Santa Monica, California + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 27, 2022 · Synced Sep 3, 2026, 5:35 PM EDT
Recruiting Not applicable Interventional

Trial to Evaluate the Safety and Effectiveness of Treatment With COMS One Device in Subjects With Diabetic Foot Ulcers

NCT05758545
View directory record Official record
Conditions
Diabetic Foot Ulcer
Interventions
COMS One device, Sham device
Device
Lead sponsor
Piomic Medical
Industry
Eligibility
22 Years to 90 Years
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
30
States / cities
Mesa, Arizona • Tucson, Arizona • Castro Valley, California + 23 more
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced Sep 3, 2026, 5:35 PM EDT