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Completed Phase 2 Interventional Results available

OTO-313 in Subjects With Unilateral Subjective Tinnitus

ClinicalTrials.gov ID: NCT04829214

Public ClinicalTrials.gov record NCT04829214. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 10:23 AM EDT

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

Official title

A Randomized, Double-blind, Placebo-controlled Phase 2 Study of OTO-313 Given as a Single Intratympanic Injection in Subjects With Unilateral Subjective Tinnitus

Study identification

NCT ID
NCT04829214
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Otonomy, Inc.
Industry
Enrollment
153 participants

Conditions and interventions

Interventions

  • OTO-313 Drug
  • Placebo Drug

Drug

Eligibility (public fields only)

Age range
18 Years to 75 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 21, 2021
Primary completion
Jun 29, 2022
Completion
Jun 29, 2022
Last update posted
Jan 5, 2023

2021 – 2022

United States locations

U.S. sites
31
U.S. states
16
U.S. cities
29
Facility City State ZIP Site status
Central California Clinical Research Fresno California 93720
Breathe Clear Institute Torrance California 90503
University of Colorado, Department of Otolaryngology Aurora Colorado 80045
Colorado ENT & Allergy Colorado Springs Colorado 80923
ENT and Allergy Associates of FL Boynton Beach Florida 33426
ENT and Allergy Associates of Florida, LLC Delray Beach Florida 33484
Research Centers of America Hollywood Florida 33024
ENT and Allergy Associates of Florida, LLC Plantation Florida 33324
ENT and Allergy Associates of Florida, LLC Port Saint Lucie Florida 34952
Ear Research Foundation Sarasota Florida 34239
Rush University Medical Center Chicago Illinois 60612
ChicagoENT Chicago Illinois 60657
Kentuckian Ear, Nose & Throat Louisville Kentucky 40205
Advanced ENT and Allergy, PLLC Louisville Kentucky 40220
Tandem Clinical Research Marrero Louisiana 70072
Center for Specialized Medicine, Department of Otolaryngology-Head and Neck Surgery St Louis Missouri 63104
Dartmouth-Hitchcock Medical Center/Mary Hitchcock Memorial Hospital Lebanon New Hampshire 03756
Dent Neurosciences Research Center Amherst New York 14226
Charlotte Eye Ear Nose & Throat Associates, P.A. Matthews North Carolina 28105
Piedmont Ear, Nose & Throat Associates, PA Winston-Salem North Carolina 27103
UC Health Otolaryngology-Head and Neck Surgery Cincinnati Ohio 45267
Department of Otolaryngology-Head and Neck Surgery, Medical University of South Carolina Charleston South Carolina 29425
Carolina Ear, Nose & Throat Clinic/CENTRI Inc. Orangeburg South Carolina 29118
Spartanburg/Greer ENT & Allergy Spartanburg South Carolina 29303
Vanderbilt University Medical Center Nashville Tennessee 37232-8605
Fort Worth ENT Fort Worth Texas 76109
ENT Associates of Texas McKinney Texas 75070
Alamo ENT Associates San Antonio Texas 45227
Chrysalis Clinical Research St. George Utah 84790
Eastern Virginia Medical School Department of Otolatyngology Norfolk Virginia 23507
Advanced Otolaryngology, P.C. DBA Richmond ENT Richmond Virginia 23235

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 17 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04829214, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 5, 2023 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04829214 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →