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Showing 1–24 of 46 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Noise Reduction Clear all
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 1, 2026 · Synced Sep 4, 2026, 5:55 AM EDT
Completed Not applicable Interventional Results available

Cleaner Air for Better Cardiac Biomarkers

NCT05379400
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Portable air cleaner (PAC), Sham Portable air cleaner (PAC)
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 100 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 5, 2024 · Synced Sep 4, 2026, 5:55 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 17, 2011 · Synced Sep 4, 2026, 5:55 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Withdrawn Phase 4 Interventional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 13, 2020 · Synced Sep 4, 2026, 5:55 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 Jun 30, 2024 · Synced Sep 4, 2026, 5:55 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Noise Reduction Preferences in Teenagers and Pre-teens

NCT05372094
View directory record Official record
Conditions
Hearing Loss
Interventions
Phonak Hearing Aid
Device
Lead sponsor
Sonova AG
Industry
Eligibility
10 Years to 17 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 8, 2024 · Synced Sep 4, 2026, 5:55 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Gas Supply, Demand and Middle Ear Gas Balance -- Diagnosis of Eustachian Tube Dysfunction

NCT01974726
View directory record Official record
Conditions
Eustachian Tube Dysfunction
Interventions
ET Stress test, Sonotubometry, Forced Response Test (FRT), Inflation Deflation Test (IDT), Maneuver Sequence, 9-Step Test, Tubomanometry, Videoendoscopic assessment of ETF, Pressure chamber ET test
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
3 Years to 70 Years
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2019
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 7, 2020 · Synced Sep 4, 2026, 5:55 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 20, 2012 · Synced Sep 4, 2026, 5:55 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 16, 2025 · Synced Sep 4, 2026, 5:55 AM EDT
Completed Phase 2 Interventional

Hyperbaric Oxygen Effects on Persistent Post-concussive Symptoms

NCT05173818
View directory record Official record
Conditions
Persistent Post-concussive Syndrome, Concussion Post Syndrome
Interventions
Hyperbaric oxygen at 1.5 ATA, Sham treatment
Drug
Lead sponsor
Essentia Health
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Dec 23, 2025 · Synced Sep 4, 2026, 5:55 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 7, 2024 · Synced Sep 4, 2026, 5:55 AM EDT
Not yet recruiting Not applicable Interventional

Noise Reduction With Hearing Aids

NCT07700043
View directory record Official record
Conditions
Bilateral Sensorineural Hearing Loss
Interventions
Speech Enhancement using Decomposition Approach-Hearing Aid (SEDA-HA) algorithm, Hearing aid (HA) prototype with SEDA-HA algorithm
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
16 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 4, 2026, 5:55 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 5, 2025 · Synced Sep 4, 2026, 5:55 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 25, 2020 · Synced Sep 4, 2026, 5:55 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 14, 2021 · Synced Sep 4, 2026, 5:55 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 7, 2024 · Synced Sep 4, 2026, 5:55 AM EDT
Terminated Not applicable Interventional Results available

Direct Noise Reduction in the Intensive Care Units (ICU) Using Earplugs and Noise Canceling Headphones

NCT01343095
View directory record Official record
Conditions
Delirium, Sleep Fragmentation
Interventions
Foam Earplugs, Noise Canceling Headphones
Device
Lead sponsor
Wake Forest University
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 11, 2018 · Synced Sep 4, 2026, 5:55 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 5, 2026 · Synced Sep 4, 2026, 5:55 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Culturally Tailored Smartphone Application for African American Smokers

NCT05188287
View directory record Official record
Conditions
Smoking Cessation
Interventions
HealthyCells
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Sep 4, 2026, 5:55 AM EDT
Recruiting Not applicable Interventional

Pre-Operative Guided Meditation to Reduce Pre-Operative Anxiety in Patients Undergoing Cancer-Directed Surgery

NCT06949943
View directory record Official record
Conditions
Hematopoietic and Lymphatic System Neoplasm, Malignant Solid Neoplasm
Interventions
Behavioral Intervention, Electronic Health Record Review, Survey Administration
Behavioral · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Sep 4, 2026, 5:55 AM EDT
Completed Not applicable Interventional Results available

Nonpharmacologic Reduction of Periprocedural Distress and Drug Use

NCT03328208
View directory record Official record
Conditions
Dental Anxiety, Dental Pain, Drug Use, Opioid Use
Interventions
Comfort Talk® app, White Noise app
Other
Lead sponsor
Hypnalgesics, LLC
Industry
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
2
States / cities
Boston, Massachusetts • Brookline, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 29, 2021 · Synced Sep 4, 2026, 5:55 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 Aug 31, 2026 · Synced Sep 4, 2026, 5:55 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Testing a Possible Cause of Reduced Ability of Children to Process Speech in Noise

NCT00001957
View directory record Official record
Conditions
Central Auditory Disease, Healthy
Interventions
Not listed
Lead sponsor
National Institute on Deafness and Other Communication Disorders (NIDCD)
NIH
Eligibility
Not listed
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 4, 2026, 5:55 AM EDT
Completed No phase listed Observational

Image Quality Study of Spectral Precise Image CT 7700

NCT07108205
View directory record Official record
Conditions
Head, Body, Cardiac
Interventions
Paired reading analysis
Device
Lead sponsor
Philips Clinical & Medical Affairs Global
Industry
Eligibility
22 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
3
States / cities
New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 14, 2025 · Synced Sep 4, 2026, 5:55 AM EDT