Can a direct hit of steroid restore sudden lost hearing?
NCT ID NCT07814677
First seen Sep 11, 2026 · Last updated Sep 11, 2026
Summary
Researchers test whether injecting the steroid triamcinolone acetonide through the round window membrane into the inner ear can improve hearing in people with profound or complete sudden sensorineural hearing loss. The trial enrolls 56 participants aged 12 to 75 who have severe hearing loss in one ear that has not responded to standard treatment. Participants receive either the inner-ear steroid injection or a standard steroid injection through the eardrum, and researchers measure changes in hearing thresholds, speech understanding, and tinnitus.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- triamcinolone acetonide, a steroid, injected into the inner ear through the round window membrane
- What this could lead to
- If it works, this could offer a way to restore hearing for people whose sudden deafness has not improved with standard treatment.
- What could go wrong
- The trial is small and in an early phase, so it may not show a clear benefit. Injecting into the inner ear carries risks such as infection, dizziness, or further hearing loss.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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About 56 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2026
An estimate. Start dates often move.
- Expected to finish
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Dec 2028
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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12 to 75 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Age between 12 and 75 years Unilateral idiopathic sudden sensorineural hearing loss diagnosed by Pure tone test, CT and MRI Symptoms of sudden deafness occur within ≥ 7 days and, after conventional treatment, the average thresholds at 500 Hz, 1000 Hz, 2000 Hz and 4000 Hz are ≥ 80 dBHL Exclusion Criteria: * Bilateral sudden sensorineural hearing loss Hearing loss with known causes (e.g., Meniere's disease, retrocochlear pathology, history of otologic surgery, perilymphatic fistula, barotrauma) History in the past 6 months of ototoxic treatment such as chemotherapy, use of loop diuretics, high dose aspirin, etc. History of sudden sensorineural hearing loss within the past 2 years History of ischemic diseases (cerebral infarction, myocardial infarction, peripheral arterial obstructive disease) Neuropsychiatric disorders (epilepsy, Parkinson's disease, Alzheimer's disease, multiple sclerosis) Severe hepatic or renal insufficiency The CT diagnosis is "abnormality of the round window niche".
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Eye and ENT Hospital, Fudan University
Shanghai, Shanghai Municipality, 200031, China
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