Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 21, 2026, 5:21 AM EDT

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Showing 1–2 of 2 matching trials from the live ClinicalTrials.gov search.
Conditions
Dysphonia Resulting From Vocal Fold Scarring, Age-related Dysphonia
Interventions
Azficel-T (autologous fibroblasts), Placebo
Biological · Drug
Lead sponsor
Castle Creek Biosciences, LLC.
Industry
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
3
States / cities
Los Angeles, California • Stanford, California • New York, New York
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Improving Voice Production for Adults With Age-related Dysphonia

NCT03702322
Conditions
Presbylarynx, Age-Related Dysphonia
Interventions
Voice therapy: respiratory, Voice therapy: glottal closure, Voice therapy: loud, Voice therapy: Semiocclusion
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
65 Years and older
Enrollment
220 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
2
States / cities
Scottsdale, Arizona • Tucson, Arizona