Search | Clinical Trials Finder

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ClinicalTrials.gov public records Last synced Nov 12, 2026, 6:24 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 45 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: Narrow Band Phototherapy Clear all

Conditions: Colon Polyps
Interventions: Polp removal and identification, colon polyp removal, ETMI colonoscope (ETMI scope is a FDA approved device); Procedure
Lead sponsor: Mayo Clinic; Other
Eligibility: 18 Years and older
Enrollment: 110 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2006 – 2008
U.S. locations: 1
States / cities: Jacksonville, Florida

Conditions: Oral Chronic Graft-versus-host Disease
Interventions: Narrow-Band UVB Phototherapy; Procedure
Lead sponsor: Brigham and Women's Hospital; Other
Eligibility: 4 Years and older
Enrollment: 11 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2006 – 2008
U.S. locations: 2
States / cities: Boston, Massachusetts

Conditions: Aging
Interventions: Sulforaphane, Narrow-band Ultraviolet B exposure, 4 mm skin punch biopsy; Drug · Radiation · Procedure
Lead sponsor: Johns Hopkins University; Other
Eligibility: 18 Years and older
Enrollment: 9 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017 – 2019
U.S. locations: 1
States / cities: Baltimore, Maryland

Conditions: Gastric Cancer, Gastric Metaplasia, Gastric Dysplasia
Interventions: White light biopsy, Protocolled, Narrow Band Imaging Guided Biopsy; Procedure
Lead sponsor: University of Southern California; Other
Eligibility: 18 Years and older
Enrollment: 220 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2023
U.S. locations: 1
States / cities: Los Angeles, California

Conditions: Barrett Esophagus
Interventions: Esophagogastroduodenoscopy with high definition-white light end endoscopy (HD-WLE) and narrow band imaging (NBI), Olympus Disposable Distal Attachment Cap; Procedure · Device
Lead sponsor: Washington University School of Medicine; Other
Eligibility: 18 Years and older
Enrollment: 100 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2021
U.S. locations: 1
States / cities: St Louis, Missouri

Conditions: Active Non-segmental Vitiligo
Interventions: PF-06651600, placebo, PF06700841, narrow-band UVB phototherapy; Drug · Device
Lead sponsor: Pfizer; Industry
Eligibility: 18 Years to 65 Years
Enrollment: 366 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2021
U.S. locations: 40
States / cities: Huntington Beach, California • Irvine, California • Los Angeles, California + 25 more

Conditions: Gastrointestinal and Gynecologic Malignancies
Interventions: Laparoscopic narrow band imaging, Standard white-light laparoscopy; Device
Lead sponsor: Lahey Clinic; Other
Eligibility: 18 Years and older
Enrollment: 23 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2013 – 2014
U.S. locations: 1
States / cities: Burlington, Massachusetts

Conditions: Sleep
Interventions: Allay Lamp; Device
Lead sponsor: The Green Light Study Center; Other
Eligibility: 40 Years to 95 Years
Enrollment: 25 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2020 – 2022
U.S. locations: 1
States / cities: Boca Raton, Florida

Conditions: Colonic Neoplasms
Interventions: Narrow band imaging colonoscope; Device
Lead sponsor: VA Palo Alto Health Care System; Federal
Eligibility: 18 Years and older
Enrollment: 284 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2006 – 2007
U.S. locations: 1
States / cities: Palo Alto, California

Conditions: Phototherapy
Interventions: LED phototherapy, narrowband UVB phototherapy; Other
Lead sponsor: Henry Ford Health System; Other
Eligibility: 18 Years to 120 Years
Healthy volunteers: Accepts healthy volunteers
Timeline: 2012 – 2013
U.S. locations: 1
States / cities: Detroit, Michigan

Conditions: Psoriasis
Interventions: Levia Narrow Band UVB, Levia sham/visible-light source; Device
Lead sponsor: Tufts Medical Center; Other
Eligibility: 18 Years and older
Enrollment: 21 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2014
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Vitiligo
Interventions: Ibuprofen; Drug
Lead sponsor: Henry Ford Health System; Other
Eligibility: 18 Years to 90 Years
Enrollment: 3 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2015 – 2016
U.S. locations: 1
States / cities: Detroit, Michigan

Conditions: Barrett Syndrome, Barrett's Syndrome, Barrett's Esophagus, Barrett Esophagus, Adenocarcinoma
Interventions: Imaging procedures (NBI), HDWLE, pCLE; Device
Lead sponsor: Mauna Kea Technologies; Industry
Eligibility: 18 Years and older
Enrollment: 122 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2008 – 2010
U.S. locations: 3
States / cities: Jacksonville, Florida • Kansas City, Missouri • New York, New York

Conditions: Colorectal Neoplasms
Interventions: Narrow band imaging, Chromoendoscopy, High definition white light endoscopy; Device · Other
Lead sponsor: Indiana University; Other
Eligibility: 40 Years and older
Healthy volunteers: Accepts healthy volunteers
Timeline: 2025
U.S. locations: 1
States / cities: Indianapolis, Indiana

Conditions: Concussion, Mild, Photophobia, Contact Lens
Interventions: Narrow band (tinted) contact lenses, broad band (clear) contact lenses; Device
Lead sponsor: University of Alabama at Birmingham; Other
Eligibility: 18 Years and older
Enrollment: 60 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2027
U.S. locations: 1
States / cities: Birmingham, Alabama

Conditions: Vitiligo
Interventions: Ruxolitinib 1.5% cream, NB-UVB phototherapy; Drug · Device
Lead sponsor: Incyte Corporation; Industry
Eligibility: 12 Years to 99 Years
Enrollment: 55 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2023
U.S. locations: 11
States / cities: Fountain Valley, California • Sacramento, California • Sunnyvale, California + 8 more

Conditions: Vitamin D Deficiency
Interventions: Oral Vitamin D3, Ultraviolet Light; Dietary Supplement · Radiation
Lead sponsor: Rockefeller University; Other
Eligibility: 18 Years to 70 Years
Enrollment: 118 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2012 – 2015
U.S. locations: 1
States / cities: New York, New York

Conditions: Vitiligo
Interventions: Afamelanotide, Narrow-Band UVB Light Treatment; Drug · Procedure
Lead sponsor: Clinuvel Pharmaceuticals Limited; Industry
Eligibility: 18 Years and older
Enrollment: 56 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2012
U.S. locations: 2
States / cities: Detroit, Michigan • New York, New York

Conditions: Epilepsy, Epilepsy Intractable
Interventions: Green Light Exposure; Device
Lead sponsor: Boston Children's Hospital; Other
Eligibility: 6 Months to 30 Years
Enrollment: 16 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2023
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Colorectal Neoplasms, Colonic Polyps, Colorectal Cancer
Interventions: Olympus Colonoscope CFHQ190AL; Device
Lead sponsor: VA Palo Alto Health Care System; Federal
Eligibility: 18 Years and older
Enrollment: 281 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2013 – 2016
U.S. locations: 3
States / cities: Palo Alto, California • San Francisco, California • Kansas City, Missouri

Conditions: Adenomatous Polyp, New Imaging Techniques in Colonoscopy
Interventions: standard of care colonoscopy, colonoscopy; Procedure
Lead sponsor: Kansas City Veteran Affairs Medical Center; Federal
Eligibility: 18 Years and older
Enrollment: 630 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2008 – 2009
U.S. locations: 2
States / cities: Kansas City, Missouri • St Louis, Missouri

Conditions: Plaque Psoriasis
Interventions: Efalizumab, Narrow Band Phototherapy; Drug · Device
Lead sponsor: Derm Research, PLLC; Other
Eligibility: 18 Years and older
Enrollment: 20 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2006 – 2007
U.S. locations: 2
States / cities: Louisville, Kentucky • Seattle, Washington

Conditions: Covid19, Corona Virus Infection, Autoimmune Diseases, Coagulation Disorder, Blood
Interventions: Narrow Band ultraviolet B-Band Light, non Narrow Band ultraviolet B-Band Light; Device
Lead sponsor: Cytokind, Inc.; Industry
Eligibility: 50 Years to 110 Years
Enrollment: 30 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021
U.S. locations: 1
States / cities: New Orleans, Louisiana

Conditions: Lung Cancer
Interventions: Bronchoscopy; Procedure
Lead sponsor: Antonios Likourezos; Other
Eligibility: 18 Years and older
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2009
U.S. locations: 1
States / cities: Brooklyn, New York

Search by objective public record fields.

Detection and Classification of Colon Polyps

UVB Phototherapy Treatment of Oral Chronic GVHD

Effect of Topical Sulforaphane on Skin Fragility Seen in Skin Aging and With Ultraviolet Exposure

Narrow Band Imaging for Gastric Neoplasia

Cap Assisted Upper Endoscopy Versus High Definition White Light Endoscopy and Narrow Band Imaging Alone In The Detection Of Visible Lesions Barrett's Esophagus: A Randomized Tandem Study

A Phase 2b Study To Evaluate The Efficacy And Safety Profile Of PF-06651600 And PF-06700841 In Active Non-segmental Vitiligo Subjects

Laparoscopic Narrow Band Imaging for Detection of Occult Cancer Metastases

Green Light Effect on Sleep

Clinical Evaluation of Narrow Band Imaging Colonoscope

Validation of a New Hand Held Light Emitting Diode Device for the Determination of Minimal Erythema Dose (MED)

Use of Localized NB-UVB (Levia®) in the Treatment of Plaque-psoriasis

Effect of Combination Non Steroidal Antiinflammatory Drugs and Narrowband UVB Treatment in Non-Photoadapters

Detection Of Neoplastic Tissue in Barrett's Esophagus With In vivO Probe-based Confocal Endomicroscopy

Chromoendoscopy or Narrow Band Imaging (NBI) for Improving Adenoma Detection in Colonoscopy

Use of Tinted Contact Lenses for Concussion-Related Light Sensitivity

A Study to Evaluate the Safety and Efficacy of Ruxolitinib Cream With Phototherapy in Participants With Vitiligo

The Effect of Oral Vitamin D Versus Narrow-Band UV-B Exposure on the Lipid Profile

Afamelanotide and Narrow-Band Ultraviolet B (NB-UVB) Light in the Treatment of Nonsegmental Vitiligo (NSV)

Effects of Green Light Exposure on Epileptic Spikes in Patients With Refractory Epilepsy

Study of Flat Polyp Detection Using New Narrow Band Imaging (NBI) Compared to White Light Colonoscopy - The FIND FLAT Colonoscopy Study

Narrow Band Imaging Colon Polyp Study

A Safety and Efficacy Study to Evaluate Efalizumab in Combination With UVB for Moderate to Severe Psoriasis

Photo-Protection Trial (NB-UVB vs. Placebo) in High-risk Hospitalized COVID-19 Patients

Comparison Trial of White Light, Autofluorescence and Narrow Band Imaging Bronchoscopy