Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Jul 22, 2026, 12:59 AM EDT

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

Showing 25–26 of 2 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
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
Recruiting Not applicable Interventional

Preschool Hearing Screening

NCT06058767
Conditions
Hearing Loss, Hearing Disorders in Children, Hearing Loss, Sensorineural, Hearing Loss, Conductive, Hearing Loss, Unilateral, Hearing Loss, Noise-Induced, Hearing Loss, Mixed, Hearing Loss, Bilateral
Interventions
Otoacoustic Emissions Testing, Pure Tone Audiometry
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
2 Years to 6 Years
Enrollment
13,764 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
San Francisco, California