NCT00739635

Brief Summary

The purpose of this study is to investigate the safety and efficacy of neramexane mesylate in the treatment of subjective tinnitus in comparison to placebo.

Trial Health

93
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
411

participants targeted

Target at P50-P75 for phase_3

Timeline
Completed

Started Sep 2008

Geographic Reach
5 countries

54 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

August 21, 2008

Completed
1 day until next milestone

First Posted

Study publicly available on registry

August 22, 2008

Completed
10 days until next milestone

Study Start

First participant enrolled

September 1, 2008

Completed
1.4 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

February 1, 2010

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

February 1, 2010

Completed
Last Updated

February 4, 2016

Status Verified

February 1, 2016

Enrollment Period

1.4 years

First QC Date

August 21, 2008

Last Update Submit

February 3, 2016

Conditions

Outcome Measures

Primary Outcomes (1)

  • TBF-12 (Tinnitus-Beeinträchtigungs-Fragebogen-12 "Tinnitus Handicap Inventory-12") total score change from baseline to end of treatment

    Screening, Baseline, week 5, 13, 17

Secondary Outcomes (2)

  • TBF-12 factorial scores, individual responder rate, Tinnitus Rating Scale, Sleep Questionnaire, population pharmacokinetics, optional pharmacogenetics

    17 weeks

  • safety parameters

    17 weeks

Study Arms (2)

1

EXPERIMENTAL
Drug: Neramexane mesylate

2

PLACEBO COMPARATOR
Drug: Placebo

Interventions

Double-blind treatment period of 17 weeks up to 75 mg Neramexane mesylate per day

1

Double-blind treatment period of 17 weeks placebo

2

Eligibility Criteria

Age18 Years - 75 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Patients aged 18 to 75 years with a clinical diagnosis of first onset,
  • Persistent (i.e. tinnitus should never be absent for \> 24 hours in a row), subjective, uni- or bilateral tinnitus present for at least 3 months but not more than 12 months

You may not qualify if:

  • Clinical diagnosis of intermittent or pulsatile tinnitus
  • Patients who have tinnitus as a concomitant symptom of an otological/neurological disease (such as otitis media, Menière's disease, otosclerosis, etc)

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (54)

Krankenhaus der Elisabethinen

Graz, A-8020, Austria

Location

Bezirkskrankenhaus Kufstein

Kufstein, A-6330, Austria

Location

A. ö. Krankenhaus der Elisabethinen Linz

Linz, A-4010, Austria

Location

Salzburger Landeskrankenhaus, Universitätsklinik für Hals-Nasen-Ohren-Krankheiten

Salzburg, A-5020, Austria

Location

Clin Pharm International GmbH, Zentrum Wien

Vienna, A-1090, Austria

Location

Dr. Elisabeth Kühne

Halle, Saale, 06112, Germany

Location

Dr. med. Nobert Pasch

Aachen, 52074, Germany

Location

Dr. Peter Küppers

Augsburg, 86199, Germany

Location

Charité, Universitätsmedizin Berlin-Tinnituszentrum

Berlin, 10117, Germany

Location

Klin. Forschung Berlin Buch GmbH

Berlin, 13125, Germany

Location

Dr. med. Frank Reintjes

Braunschweig, 38100, Germany

Location

ClinPharm International

Chemnitz, 09120, Germany

Location

Dr. Klaus Peter Jayme

Darmstadt, 64283, Germany

Location

Dr. Christian Dörr

Dresden, 01277, Germany

Location

HNO-Praxis im Gesundheitszentrum Walsum

Duisburg, 47179, Germany

Location

ClinPharm International GmbH

Frankfurt, 60596, Germany

Location

ClinPharm International GmbH

Görlitz, 02826, Germany

Location

Dr. Werner Gieselmann

Heiligenhaus, 42579, Germany

Location

Dr. Wolfgang Lotte

Iserlohn, 58642, Germany

Location

ClinPharm International GmbH

Leipzig, 04103, Germany

Location

HNO Praxis

Lichtenfels, 96215, Germany

Location

Dr. Dannesberger

Lorsch, 64653, Germany

Location

ClinPharm International

Magdeburg, 39104, Germany

Location

HNO Gemeinschaftpraxis

Meppen, 48716, Germany

Location

LMU München Klinik Großhadern

Munich, Germany

Location

Dr. med. Ulrike Walter

Nuremberg, 90402, Germany

Location

Dr. Susanne Wiedemann

Nuremberg, 90443, Germany

Location

Dr. Norbert Staab

Schlüchtern, 36381, Germany

Location

Dr. Hannelore Neumaier

Wiesbaden, 65183, Germany

Location

Dr. med. Stephanie Göbel

Worms, 67547, Germany

Location

Hospital Militar Regional nº 1 Serviço de Otorrinolaringologia

Porto, 4050-113, Portugal

Location

Clínica ORL Dr. Eurico de Almeida

Porto, 4050-115, Portugal

Location

Clínica Universitaria de Navarra, Dept. ORL

Pamplona, Navarre, 31008, Spain

Location

Hospital Sagunto

Sagunto, Valencia, 46520, Spain

Location

Fundación Hospital de Alcorcón, Otorhinolaryngology

Alcorcón - Madrid, 28922, Spain

Location

Hospital Clínico Barcelona, Dept. Of ORL

Barcelona, 08036, Spain

Location

Clinica Clivina, Private Consultancy

Jaén, Spain

Location

Hospital Comarcal San Agustin

Linares, Jaén, 23700, Spain

Location

Hospital Xeral-Calde

Lugo, Spain

Location

Hospital Puerta del Hierro, Madrid- Servicio de OR

Madrid, 28035, Spain

Location

Hospital Universitario Príncipe de Asturias

Madrid, 28805, Spain

Location

Hospital Universtiario Son Dureta

Palma de Mallorca, 07004, Spain

Location

Hospital Universitario de Salamanca- Hospital Virgen de la Vega

Salamanca, 37007, Spain

Location

Hospital Universitario Virgen del Rocio- Centro de Especialidades Dr. Fleming

Seville, 41005, Spain

Location

Oldfield Surgery

Bath, BA2 3HT, United Kingdom

Location

Avondale Surgery Research office

Chesterfield, S40 4TF, United Kingdom

Location

The Horsley Medical Practice

East Horsley, Leatherhead, Surrey, KT24 6QT, United Kingdom

Location

The university Hospitals of Leicester, Leicester Royal Infirmary

Leicester, LE1 5WW, United Kingdom

Location

Burbage Surgery

Leicestershire, LE10 2SE, United Kingdom

Location

The Freeman Hospital

Newcastle upon Tyne, NE7 7DN, United Kingdom

Location

Wansford and Kings Cliffe Practice

Petereborough, PE8 6PL, United Kingdom

Location

Frome Medical Practice

Somerset, BA11 1EZ, United Kingdom

Location

Dr. Trevor Gooding

Warwick Shire, CV9 1EU, United Kingdom

Location

Sherbourne Medical Centre

Warwickshire, CV32 4RA, United Kingdom

Location

Related Links

MeSH Terms

Conditions

Tinnitus

Condition Hierarchy (Ancestors)

Hearing DisordersEar DiseasesOtorhinolaryngologic DiseasesSensation DisordersNeurologic ManifestationsNervous System DiseasesSigns and SymptomsPathological Conditions, Signs and Symptoms

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

August 21, 2008

First Posted

August 22, 2008

Study Start

September 1, 2008

Primary Completion

February 1, 2010

Study Completion

February 1, 2010

Last Updated

February 4, 2016

Record last verified: 2016-02

Locations