Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Jul 23, 2026, 12:20 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 37 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Noise-Induced Hearing Loss-Acute Exposure Treatment (UA)

NCT04774250
Conditions
Hearing Loss, Noise-Induced
Interventions
Zonisamide 100Mg Cap, Placebo
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Akron, Ohio
Completed No phase listed Observational Accepts healthy volunteers Results available

Wide Frequency Band Test of Hearing in Veterans

NCT02019888
Conditions
Hearing Loss, Sensorineural, Hearing Loss, Conductive, Hearing Loss, Mixed Conductive-Sensorineural, Otosclerosis, Tympanic Membrane Perforation, Otitis Media With Effusion, Cholesteatoma
Interventions
Not listed
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
20 Years to 89 Years
Enrollment
320 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
2
States / cities
Portland, Oregon • Mountain Home, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers

Test of Hearing Health Education Programs for Farm and Rural Youth

NCT02472821
Conditions
Noise-induced Hearing Loss
Interventions
Interactive youth educational program, Internet-based educational booster
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
8 Years to 12 Years
Enrollment
2,093 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Hearing Loss, Sensorineural Hearing Loss, Noise-Induced Hearing Loss
Interventions
HPN-07, NAC, Placebo
Drug
Lead sponsor
Otologic Pharmaceutics, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Raleigh, North Carolina
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Apple Hearing Study

NCT04172766
Conditions
Hearing Loss, Noise-Induced, Hearing Loss, Tinnitus
Interventions
Not listed
Lead sponsor
Apple Inc.
Industry
Eligibility
18 Years and older
Enrollment
300,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2029
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
PTSD
Interventions
Mobile Acoustic startle Reflex monitoring System (MARS)
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older · Male only
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

Test of a Web-based Intervention to Promote Hearing Protector Use

NCT01454895
Conditions
Noise-induced Hearing Loss
Interventions
Sampler of hearing protection devices, Static Web-based information, Interactive Web-based information
Behavioral
Lead sponsor
Marjorie McCullagh
Other
Eligibility
18 Years and older
Enrollment
498 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Ann Arbor, Michigan
Withdrawn No phase listed Observational Accepts healthy volunteers

Early Detection of Noise-Induced Hearing Loss

NCT01022710
Conditions
Hearing Loss, Sensorineural
Interventions
Not listed
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years · Male only
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Loma Linda, California
Conditions
Metabolic Bone Disease, Osteopenia, Neonatal Rickets
Interventions
Vibro-acoustic analysis (VAA), based on ultrasound radiation force
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
3 Days to 8 Months
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Stress Disorders, Post-traumatic
Interventions
Trauma Center Trauma Sensitive Yoga Intervention (TCTSY), Cognitive Processing Therapy
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older · Female only
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
2
States / cities
Decatur, Georgia • Portland, Oregon
Conditions
Tendinopathy, Tendinitis, Tendinosis
Interventions
SAM Ultrasound Diathermy Device
Device
Lead sponsor
ZetrOZ, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Trumbull, Connecticut
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Noise-Induced Hearing Loss-Acute Exposure Treatment

NCT04768569
Conditions
Hearing Loss, Noise-Induced
Interventions
Zonisamide 100Mg Cap, Placebo
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Central Auditory Processing Disorder, Hearing Impaired (Partially), Hearing, Hearing Abnormality, Hearing Disability, Hearing Disorder, Hearing Disorders, Hearing Impairment, Sensorineural, Hearing Handicap, Hearing Impaired, Hearing Impairment, Hearing Loss, Central Auditory Disease, Noise Exposure, Noise Induced Hearing Loss, Noise-Induced Hearing Loss, Sound Perception, Myelin Degeneration, Myelinopathy, Myelin Integrity, Remyelination, Hidden Hearing Loss, Cocktail Party Skill, Cocktail Party Syndrome, CAPD, Age Problem
Interventions
Clemastine Fumarate Combined With Engineered Sound, Clemastine Fumarate Combined With Pink Noise, Placebo Drug With Engineered Sound, Placebo - Placebo
Combination Product · Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
45 Years to 65 Years
Enrollment
344 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Autism Spectrum Disorder, Depression - Major Depressive Disorder, Anxiety, Generalized, Bipolar Disorder (BD), Attention Deficit Hyperactivity Disorder (ADHD), Schizophrenia Spectrum &Amp; Other Psychotic Disorders, Post Traumatic Stress Disorder, Obsessive Compulsive Disorder (OCD)
Interventions
Solicue Machine Learning Models, Mercuria Machine Learning Models
Diagnostic Test
Lead sponsor
Psyrin Inc.
Industry
Eligibility
13 Years to 60 Years
Enrollment
500 participants
Timeline
2025 – 2026
U.S. locations
2
States / cities
Brookline, Massachusetts • Zanesville, Ohio
Conditions
Obsessive Compulsive Disorder (OCD), Bipolar Disorders, Major Depressive Disorder, Post-Traumatic Stress Disorder, PTSD, Generalized Anxiety Disorder (GAD)
Interventions
Not listed
Lead sponsor
Psyrin Inc.
Industry
Eligibility
18 Years to 68 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Sunnyvale, California • New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Noise Exposure and Near-Infrared Light

NCT03834714
Conditions
Hearing Loss, Noise-Induced
Interventions
Near Infrared Light, Noise Stimulus, Sham Near Infrared Light
Device · Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 45 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
3
States / cities
Fort Rucker, Alabama • Miami, Florida • Wright-Patterson Air Force Base, Ohio
Conditions
Vestibular Schwannoma, Acoustic Neuroma, Sensorineural Hearing Loss, Asymmetric Sensorineural Hearing Loss, Cochlear Nerve Damage, Cochlear Nerve Deafness, Skull Base Neoplasms, Auditory; Nerve
Interventions
Auditory Nerve Test System
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
12 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Recruiting Phase 1 Interventional Accepts healthy volunteers

Sustained Acoustic Medicine for Osteoarthritis Pain

NCT05254574
Conditions
Osteoarthritis
Interventions
Sustained Acoustic Device with 2.5% Diclofenac Patch, 2.5% Diclofenac Patches
Device · Drug
Lead sponsor
ZetrOZ, Inc.
Industry
Eligibility
35 Years to 85 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Tampa, Florida
Conditions
Noise Exposure, Noise-induced Hearing Loss, Noise; Adverse Effect, Mild Therapeutic Hypothermia, Cooling, Occupational Exposure, Occupational Health, Hidden Hearing Loss
Interventions
Cold pack-delivered mild therapeutic hypothermia
Device
Lead sponsor
Restorear Devices LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Miami, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Fear Potentiation and Fear Inhibition in Posttraumatic Stress Disorder

NCT00209040
Conditions
Posttraumatic Stress Disorder
Interventions
Acoustic Startle Testing
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years to 80 Years
Enrollment
425 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2012
U.S. locations
1
States / cities
Decatur, Georgia
Completed Not applicable Interventional Results available

HIRREM in Military Personnel

NCT03230890
Conditions
Stress Disorders, Post-Traumatic
Interventions
HIRREM
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Noise Induced Hearing Loss
Interventions
SPI-1005 200mg, SPI-1005 400mg, Placebo
Drug
Lead sponsor
Sound Pharmaceuticals, Incorporated
Industry
Eligibility
18 Years to 50 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
5
States / cities
Miami, Florida • Kansas City, Kansas • Charleston, South Carolina + 2 more
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Micronutrients to Prevent Noise-induced Hearing Loss

NCT00808470
Conditions
Noise-Induced Hearing Loss
Interventions
beta-carotene, vitamins C and E, magnesium, Placebo
Drug · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 35 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Gainesville, Florida