Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 9:32 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 48 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Reduced noise Clear all
Recruiting Not applicable Interventional Accepts healthy volunteers

UCLA REST Study (REsearch on Sleep Techniques)

NCT05576090
View directory record Official record
Conditions
Sleep Disturbance, Inflammation, Psychosocial Functioning
Interventions
Mindfulness Meditation, Sleep Education
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 22 Years
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 23, 2026 · Synced Oct 21, 2026, 9:32 AM EDT
Terminated Not applicable Interventional Results available

The Use of Transcranial Electrical Stimulation for Hallucinations

NCT02715765
View directory record Official record
Conditions
Schizophrenia
Interventions
Transcranial Direct Current Stimulation, Transcranial Random Noise Stimulation, Transcranial Sham Stimulation
Device
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 64 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Saint Louis Park, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 26, 2020 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Not applicable Interventional

Functional Outcomes in CondUction System Pacing and Right Ventricular Synchrony (FOCUS-Right)

NCT06601322
View directory record Official record
Conditions
Left Branch Bundle Block, RV - Right Ventricular Abnormality
Interventions
Pacemaker Interrogation and Electrocardiogram (ECG):, Cardiopulmonary Exercise Test (CPET) and Exercise Stress Cardiac Magnetic Resonance (ExeCMR, Continuous pacemaker telemetry (CPT)
Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Oct 21, 2026, 9:32 AM EDT
Withdrawn Phase 4 Interventional

Ertugliflozin Versus Hydrochlorothiazide in Reducing Sympathetic Neural Overactivity in Patients With Hypertension and Recently-diagnosed Type 2 Diabetes.

NCT03640221
View directory record Official record
Conditions
Hypertension, Diabetes Mellitus, Type 2
Interventions
Ertugliflozin, Hydrochlorothiazide 12.5mg, Microneurography, SKNA recordings, Static Handgrip, Post-handgrip forearm vascular occlusion, Testing of the Arterial Baroreflex Function
Drug · Device · Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
35 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 14, 2020 · Synced Oct 21, 2026, 9:32 AM EDT
Terminated Not applicable Interventional

Investigating the DNN Noise Reduction Feature in Phonak Hearing Aids Using Ecological Momentary Assessment

NCT07526428
View directory record Official record
Conditions
Hearing Loss
Interventions
Phonak Audeo Infinio Hearing Aid, Competitor Device A
Device
Lead sponsor
Sonova AG
Industry
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Aurora, Illinois
Source: ClinicalTrials.gov public record
Updated May 29, 2026 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Not applicable Interventional Results available

Motivational Interviewing and Air Cleaners for Smokers With COPD (MOVE COPD)

NCT03658538
View directory record Official record
Conditions
COPD, Chronic Obstructive Pulmonary Disease
Interventions
Active HEPA Air Cleaner, Motivational interviewing, Sham Air Cleaner
Device · Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
40 Years and older
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 24, 2025 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Not applicable Interventional

Trial to Evaluate the Effects of Sound Modulation on Critically Ill Patients

NCT03019133
View directory record Official record
Conditions
Critical Illness, Physiological Stress, Delirium, Sleep Deprivation
Interventions
Sound reduction, Sound masking
Device
Lead sponsor
Brian Gehlbach
Other
Eligibility
18 Years to 99 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2024
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Apr 6, 2025 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Not applicable Interventional

The Effect of a Reduced Noise Environment on the Response Time of the Anesthesia Provider

NCT03507855
View directory record Official record
Conditions
Noise Exposure
Interventions
Reduced noise, Normal
Other
Lead sponsor
Joshua Uffman
Other
Eligibility
Not listed
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 8, 2024 · Synced Oct 21, 2026, 9:32 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Will Listening to Music Make it Easier to Take a Visual Field Test?

NCT01027039
View directory record Official record
Conditions
Glaucoma
Interventions
Not listed
Lead sponsor
Wills Eye
Other
Eligibility
40 Years to 80 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 10, 2016 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 1 Interventional

Intervention for Reduced Sound Tolerance

NCT00890526
View directory record Official record
Conditions
Hyperacusis
Interventions
Sound Therapy (Tinnitus Retraining Therapy), Counseling (Tinnitus Retraining Therapy), No Counseling, Placebo Sound Therapy
Other
Lead sponsor
University of Alabama, Tuscaloosa
Other
Eligibility
Not listed
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 21, 2012 · Synced Oct 21, 2026, 9:32 AM EDT
Recruiting Not applicable Interventional

Evaluating a Deep Neural Noise-Reduction Algorithm for Hearing Aids

NCT07287774
View directory record Official record
Conditions
Hearing Loss, Cochlear
Interventions
Hearing Aid Noise Reduction - Off, Hearing Aid Noise Reduction - Low, Hearing Aid Noise Reduction - High, Negative SNR, Zero signal-to-noise ratio, Positive SNR
Device · Other
Lead sponsor
Purdue University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Not applicable Interventional

The Effect of a Reduced Noise Environment on Induction and Emergence Behavior in Children Undergoing General Anesthesia

NCT03504553
View directory record Official record
Conditions
Surgery, Noise Exposure
Interventions
Noise reduction
Other
Lead sponsor
Joshua Uffman
Other
Eligibility
2 Years to 7 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 8, 2024 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Environmental Design for Behavioral Regulation in People With Dementia

NCT04555616
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Standard Environmental Design, Individual Environmental Design, Placebo
Behavioral
Lead sponsor
Elizabeth K Rhodus
Other
Eligibility
21 Years to 90 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Apr 12, 2023 · Synced Oct 21, 2026, 9:32 AM EDT
Withdrawn Not applicable Interventional

Vestibular Implants Tested in Human Subjects

NCT04905472
View directory record Official record
Conditions
Vestibular Disorder, Vestibular Ataxia, Vestibular Loss, Bilateral
Interventions
Vestibular prosthesis/implant, Vestibular Implant Stimulation
Device
Lead sponsor
Massachusetts Eye and Ear Infirmary
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
2
States / cities
Boston, Massachusetts • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 1, 2024 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 2 Interventional

Evaluation of Treatment Methods for Clinically Significant Tinnitus

NCT00013390
View directory record Official record
Conditions
Tinnitus
Interventions
Tinnitus Masking, Tinnitus Retraining Therapy
Procedure
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2002
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 18, 2011 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Hearing Aid Noise Reduction in Pediatric Users Pilot Study (Oticon Pilot Study)

NCT04469946
View directory record Official record
Conditions
Hearing Impairment, Sensorineural Hearing Loss, Bilateral
Interventions
Oticon OpenSound Navigator speech enhancement algorithm
Device
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
6 Years to 12 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 14, 2020 · Synced Oct 21, 2026, 9:32 AM EDT
Recruiting Not applicable Interventional

AI Noise Reduction in Phonak Hearing Aids

NCT06743295
View directory record Official record
Conditions
Hearing Loss
Interventions
DEEPSONIC™ Deep Sound Optimized Neural Integrated Chip Artificial intelligence-based noise reduction
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 110 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 6, 2026 · Synced Oct 21, 2026, 9:32 AM EDT
Recruiting Phase 3 Interventional

Sleep Quality and the Efficacy of a Multimodal Sleep Pathway in Hospitalized Orthopedic Trauma Patients

NCT07336277
View directory record Official record
Conditions
Orthopedic Trauma, Sleep Quality
Interventions
Standard Postoperative Care, Zolpidem, Melatonin, Sleep Hygiene Education, Actigraph GT3X-BT Actigraph
Other · Drug · Dietary Supplement + 2 more
Lead sponsor
Emory University
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 21, 2026, 9:32 AM EDT
Recruiting Not applicable Interventional

Assessment of a Method to Improve Cochlear Implant Users' Speech Perception in Noisy Environments While Maintaining Their Ability to Determine Where a Sound Originates From

NCT07323862
View directory record Official record
Conditions
Cochlear Implant Users
Interventions
Modifying audio input for cochlear implant processor
Device
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Champaign, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Hearing Aid Noise Reduction in Pediatric Users (Oticon Study)

NCT03771287
View directory record Official record
Conditions
Hearing Impairment, Hearing Loss, Sensorineural
Interventions
Oticon OpenSound Navigator speech enhancement algorithm, Oticon omni-directional microphone algorithm
Device
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
6 Years to 13 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 22, 2020 · Synced Oct 21, 2026, 9:32 AM EDT
Recruiting Not applicable Interventional

Transitional Intervention for Hyperacusis in Autism

NCT07798297
View directory record Official record
Conditions
Loudness Hyperacusis, Autism Spectrum Disorder (ASD), Hyperacusis
Interventions
Transitional Intervention for Hyperacusis in Autism
Other
Lead sponsor
University of Central Florida
Other
Eligibility
18 Years to 39 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Orlando, Florida • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Oct 21, 2026, 9:32 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Investigation of Anatomical Correlates of Speech Discrimination

NCT01781039
View directory record Official record
Conditions
Sensorineural Hearing Loss
Interventions
Hearing Aid fitting
Device
Lead sponsor
Steward St. Elizabeth's Medical Center of Boston, Inc.
Other
Eligibility
18 Years to 100 Years
Enrollment
186 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2019
U.S. locations
1
States / cities
Brighton, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Oct 21, 2026, 9:32 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Comparing Hearing Aid Fitting Methods in Blast-exposed Veterans

NCT06309264
View directory record Official record
Conditions
Auditory Diseases, Central
Interventions
Phonak Lumina P90
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 60 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
3
States / cities
Loma Linda, California • Sepulveda, California • West Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Oct 21, 2026, 9:32 AM EDT
Terminated Not applicable Interventional

The Nightmare Augmented Protocol for Treatment of Nightmares in Veterans With PTSD

NCT05120674
View directory record Official record
Conditions
PTSD
Interventions
NAP, CPT, ERRT, Cognitive Behavioral Therapy for Insomnia
Behavioral
Lead sponsor
VA Eastern Kansas
Federal
Eligibility
18 Years to 99 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Leavenworth, Kansas
Source: ClinicalTrials.gov public record
Updated Nov 15, 2021 · Synced Oct 21, 2026, 9:32 AM EDT