One shot to restore hearing? new drug takes on steroids
NCT ID NCT05776459
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests a single injection of a new drug called AC102 into the ear, comparing it to standard steroid pills for sudden hearing loss. About 210 adults with hearing loss in one ear will take part. The goal is to see if the injection improves hearing better than steroids, with fewer side effects.
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 210 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Oct 2022
- Expected to finish
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Jul 2026
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
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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18 to 85 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: * Male or female patients aged between 18 and 85 years * Unilateral ISSNHL * Onset of unilateral ISSNHL between 24 to 120 hours prior to randomization * An absolute air conduction hearing threshold of at least 65 dB, * Patients with a relative hearing loss of at least 30 dB compared to the current audiogram of the non-affected ear Exclusion Criteria: * Insufficient handling of the language used in the speech audiometry tests * Bilateral hearing loss * Acute hearing loss from noise trauma, barotrauma or head trauma in either ear at any time * Congenital hearing loss * Conductive hearing loss or combined hearing loss determined by a 4PTA \> 10 dB * History of ISSNHL in the past 1 years in the affected ear
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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.
Contacts and locations
Locations
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ALL-MED Cetrum Medyczne
Lodz, 94-046, Poland
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Centrum Medyczne Kwiatowa
Bydgoszcz, 85-047, Poland
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Centrum Medyczne MAVIT - Szpital Specjalistyczny Katowice
Katowice, 40-431, Poland
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Clinical Hospital Centar "dr Dragisa Misovic-Dedinje"
Belgrade, 11040, Serbia
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Clinical Hospital Centre Zvezdara
Belgrade, 11050, Serbia
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Clinical-Hospital Center Zemun
Belgrade, 11080, Serbia
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Communal non-profit enterprise "Central city clinical hospital of Ivano-Frankivsk city council"
Ivano-Frankivsk, 76018, Ukraine
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Evangelisches Krankenhaus - Universitätsklinik für HNO
Oldenburg, 26122, Germany
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Fakultní nemocnice v Motole
Prague, 150 06, Czechia
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HNO-Praxis Eidelstedter Platz
Hamburg, 22523, Germany
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Heilig Geist Hospital
Bensheim, 64625, Germany
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Johannes Weseling Clinic Minden
Minden, 32429, Germany
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Kliniczny Szpital Wojewódzki Nr 1 im. Fryderyka Chopina w Rzeszowie
Rzeszów, 35-055, Poland
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Klinik für Hals-, Nasen- und Ohrenheilkunde am Universitätsklinikum
Jena, 07747, Germany
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Klinik für Hals-, Nasen-, Ohrenheilkunde - Charité Campus Benjamin Franklin - HNO Hochschulambulanz
Berlin, 10117, Germany
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Klinik und Poliklinik für Hals-, Nasen-, Ohrenkrankheiten, Kopf- und Halschirurgie
Greifswald, 17475, Germany
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Klinikum rechts der Isar
München, 81675, Germany
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LLC Clinic of Healthy Family Astramed
Uzhhorod, 88000, Ukraine
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MC Universal Clinic Oberig of Kapytal LLC
Kyiv, 03057, Ukraine
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Military Medical Academy - ENT department
Belgrade, 11040, Serbia
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Municipal non-profit enterprise Oleksandrivska clinical hospital of Kyiv of the executive body of Kyiv city council
Kyiv, 01601, Ukraine
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Municipal non-profit enterprise Regional Clinical Hospital of Ivano-Frankivsk Regional Council
Ivano-Frankivsk, 76000, Ukraine
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Oddział Laryngologii
Opole, 45-418, Poland
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Ordensklinikum Linz GmbH Barmherzige Schwestern
Linz, 4010, Austria
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Pardubická nemocnice, Klinika ORL a chirurgie hlavy a krku
Pardubice, 532 03, Czechia
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SRH Zentralklinikum Suhl GmbH
Suhl, 98527, Germany
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Trialmed
Warsaw, 02-482, Poland
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Unfallkrankenhaus Berlin
Berlin, 12683, Germany
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University Clinical Centre of Serbia
Belgrade, 11000, Serbia
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University Hospital Dresden 'Carl Gustav Carus' - HNO
Dresden, 01307, Germany
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Universitätsklinik für Hals-, Nasen- und Ohrenheilkunde
Graz, 8036, Austria
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Universitätsklinik für Hals-, Nasen- und Ohrenkrankheiten
Vienna, 1090, Austria
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Universitätsklinik für Hals-Nasen-Ohren-Krankheiten
Salzburg, 5020, Austria
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Universitätsklinik und Poliklinik für Hals-, Nasen-, Ohrenheilkunde, Kopf- und Halschirurgie
Halle, 06120, Germany
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Universitätsklinikum HNO
Würzburg, 97080, Germany
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Universitätsklinikum Regensburg - Klinik für HNO-Heilkunde
Regensburg, 93053, Germany
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Universitätsmedizin der Johannes Gutenberg Universität Mainz Hals-, Nasen-, Ohrenklinik und Poliklinik
Mainz, 51131, Germany
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Uniwersytecki Szpital Kliniczny Nr 1
Szczecin, 71-252, Poland
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Zdravotnická zařízení Olomouc, ORL
Olomouc, 779 00, Czechia
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Can a new bone conduction implant restore hearing for the long haul?
- Can eye movements reveal the hidden toll of hearing loss?
- Could a blood concentrate make cochlear implants work better?
- One-Time injection aims to restore hearing in children born deaf
- Open-Source hearing aid could make better hearing more accessible