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Showing 1–24 of 31 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Eustachian Tube Disorder Clear all
Completed No phase listed Observational

Risk Factors and Potential Causes of Eustachian Tube Dysfunction in Adults

NCT01251432
View directory record Official record
Conditions
Eustachian Tube Dysfunction, Chronic Otitis Media
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 3, 2016 · Synced Sep 15, 2026, 5:49 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Gas Supply, Demand and Middle Ear Gas Balance: Specific Aim 2

NCT00694421
View directory record Official record
Conditions
Upper Respiratory Infection
Interventions
Not listed
Lead sponsor
Cuneyt M. Alper
Other
Eligibility
2 Years to 54 Years
Enrollment
139 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 3, 2016 · Synced Sep 15, 2026, 5:49 PM EDT
Recruiting No phase listed Observational

AERA Pediatrics Registry

NCT07071298
View directory record Official record
Conditions
Dysfunction of Eustachian Tube
Interventions
Not listed
Lead sponsor
Integra LifeSciences Corporation
Industry
Eligibility
Up to 18 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
9
States / cities
Palo Alto, California • Boston, Massachusetts • West Bloomfield, Michigan + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Sep 15, 2026, 5:49 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Evaluating Changes in Middle Ear Pressure Caused by CPAP

NCT02882022
View directory record Official record
Conditions
Eustachian Tube Disorder
Interventions
Continuous positive airway pressure
Device
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older · Male only
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 8, 2022 · Synced Sep 15, 2026, 5:49 PM EDT
Completed Not applicable Interventional

Effect of Total Compression Time and Rate (Slope) on Incidence of Symptomatic ETD and MEB: A Phase II Prospective Study.

NCT04776967
View directory record Official record
Conditions
Eustachian Tube Dysfunction, Middle Ear Barotrauma, Middle Ear Disease, Middle Ear; Injury, Pressure Injury, Ear Barotrauma
Interventions
Hyperbaric Compression Profile
Procedure
Lead sponsor
Northwell Health
Other
Eligibility
Not listed
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
Sleepy Hollow, New York
Source: ClinicalTrials.gov public record
Updated Aug 18, 2021 · Synced Sep 15, 2026, 5:49 PM EDT
Not yet recruiting Not applicable Interventional

Active vs. Passive VR During Office-based ENT Procedures

NCT07599826
View directory record Official record
Conditions
Pain, Anxiety, Chronic Rhinosinusitis (CRS), Nasal Obstruction, Nasal Polyp, Eustachian Tube Dysfunction, Dysphonia, Subglottic Stenosis (SGS)
Interventions
Passive virtual reality headset or goggles, Active virtual reality headset or goggles
Device
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 16, 2026 · Synced Sep 15, 2026, 5:49 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Eustachian Tube Testing in a Pressure Chamber -- Validation Study

NCT00694486
View directory record Official record
Conditions
Otitis
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 27, 2019 · Synced Sep 15, 2026, 5:49 PM EDT
Terminated Not applicable Interventional Results available

Exercises for Improving Soft Palate and Eustachian Tube Function in Children With Ear Tubes With or Without Cleft Palate

NCT03868891
View directory record Official record
Conditions
Cleft Palate, Tube Disorders Eustachian, Velopharyngeal Incompetence Due to Cleft Palate, Velopharyngeal Insufficiency
Interventions
EMST150
Device
Lead sponsor
Noel Jabbour
Other
Eligibility
6 Years to 17 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 22, 2023 · Synced Sep 15, 2026, 5:49 PM 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 15, 2026, 5:49 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Tubomanometry and EarPopper Devices for Eustachian Tube Function Testing

NCT03850197
View directory record Official record
Conditions
Eustachian Tube Dysfunction
Interventions
EarPopper, Tympanometry, Tubomanometry
Device
Lead sponsor
Cuneyt M. Alper
Other
Eligibility
5 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 12, 2020 · Synced Sep 15, 2026, 5:49 PM EDT
Completed No phase listed Observational

Middle Ear Pressure Disregulation in Cleft Palate Patients

NCT00423072
View directory record Official record
Conditions
Cleft Palate
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
Up to 24 Months
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 17, 2019 · Synced Sep 15, 2026, 5:49 PM EDT
Recruiting Not applicable Interventional

Nasal Dilator Therapy for Patulous Eustachian Tube Dysfunction

NCT07796139
View directory record Official record
Conditions
Patulous Eustachian Tube Dysfunction, Eustachian Tube Dysfunction
Interventions
Internal nasal dilator
Device
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 30, 2026 · Synced Sep 15, 2026, 5:49 PM EDT
Completed Not applicable Interventional

Balloon Dilation in Selected Subjects With Refractory Eustachian Tube Dysfunction

NCT02114762
View directory record Official record
Conditions
Eustachian Tube Dysfunction
Interventions
Balloon dilation of the Eustachian tube
Procedure
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 50 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 10, 2017 · Synced Sep 15, 2026, 5:49 PM EDT
Completed No phase listed Observational

Middle Ear Pressure Disregulation After Tympanostomy Tube Insertion

NCT00393900
View directory record Official record
Conditions
Otitis Media With Effusion
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
3 Years to 6 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 18, 2017 · Synced Sep 15, 2026, 5:49 PM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Diagnostic Precision and Accuracy Using the Teed Scoring System Versus the O'Neill Grading System

NCT04726306
View directory record Official record
Conditions
Otic Barotrauma, Pressure Injury, Ear Injury, Barotitis, Barotrauma
Interventions
Otic Barotrauma Grading System
Diagnostic Test
Lead sponsor
Northwell Health
Other
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Sleepy Hollow, New York
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Sep 15, 2026, 5:49 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Gas Supply, Demand and Middle Ear Gas Balance: Specific Aim 3c

NCT00422851
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 50 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 12, 2017 · Synced Sep 15, 2026, 5:49 PM EDT
Completed Phase 2 Interventional Results available

Effect of Simethicone on Eustachian Tube Dysfunction

NCT01312038
View directory record Official record
Conditions
Otitis Media
Interventions
Simethicone, Placebo
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 50 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 26, 2016 · Synced Sep 15, 2026, 5:49 PM EDT
Withdrawn Not applicable Interventional

Refractory Eustachian Tube Dysfunction: Are the Symptoms Related to Endolymphatic Hydrops

NCT01661777
View directory record Official record
Conditions
Eustachian Tube Dysfunction, Endolymphatic Hydrops
Interventions
Nasal steroid, Myringotomy tube placement, Diuretic, Antihistamine, Low salt diet
Drug · Procedure · Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 28, 2014 · Synced Sep 15, 2026, 5:49 PM EDT
Completed Not applicable Interventional Results available

Study of Safety and Efficacy for the Eustachian Tube Balloon Catheter

NCT02087150
View directory record Official record
Conditions
Eustachian Tube Dysfunction
Interventions
Acclarent Eustachian Tube Balloon Catheter (ETBC)
Device
Lead sponsor
Integra LifeSciences Corporation
Industry
Eligibility
22 Years and older
Enrollment
323 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
21
States / cities
East Palo Alto, California • Washington D.C., District of Columbia • Boca Raton, Florida + 17 more
Source: ClinicalTrials.gov public record
Updated Jul 11, 2024 · Synced Sep 15, 2026, 5:49 PM EDT
Completed Phase 3 Interventional Results available

Short Term Relief of Eustachian Tube Dysfunction and Serous Otitis Media Using Intranasal Steroid Sprays

NCT00279916
View directory record Official record
Conditions
Otitis Media, Serous, Negative Middle Ear Pressure, Rhinitis, Otitis Media With Effusion, Otitis Media, Secretory
Interventions
Triamcinolone acetonide nasal spray, Placebo nasal spray
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
6 Years to 100 Years
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 29, 2017 · Synced Sep 15, 2026, 5:49 PM EDT
Withdrawn Phase 4 Interventional

The Study of Eustachian Tube Dysfunction and Laryngopharyngeal Reflux

NCT02123498
View directory record Official record
Conditions
Eustachian Tube Dysfunction, Laryngopharyngeal Reflux
Interventions
Omeprazole, Ranitidine, Pantoprazole, 24-Hour Diagnostic pH-Probe Test, Laryngoscopy
Drug · Procedure
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
2
States / cities
Loma Linda, California • Redlands, California
Source: ClinicalTrials.gov public record
Updated Sep 25, 2016 · Synced Sep 15, 2026, 5:49 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Eustachian Tube Growth and Development

NCT00422929
View directory record Official record
Conditions
Otitis Media
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
3 Years to 3 Years
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 21, 2019 · Synced Sep 15, 2026, 5:49 PM EDT
Not yet recruiting Not applicable Interventional

EarFlo: A Non-Invasive Treatment for Otitis Media With Effusion & Eustachian Tube Dysfunction in Adults

NCT07777302
View directory record Official record
Conditions
Otitis Media With Effusion (OME), Eustachian Tube Dysfunction, Otitis Media With Effusion
Interventions
EarFlo Device
Device
Lead sponsor
Philip Perez
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
4
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Sep 15, 2026, 5:49 PM EDT
Terminated No phase listed Observational

Eustachian Tube Function and Myringoplasty/Tympanoplasty

NCT01766856
View directory record Official record
Conditions
Tympanic Membrane Perforation
Interventions
Eustachian tube function testing
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
3 Years to 16 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 8, 2018 · Synced Sep 15, 2026, 5:49 PM EDT