CI

At a glance

ClinicalIndex Comparison Record
Phase 2Completed· 116 enrolled
Drug / intervention
Zinc +1 moredrug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT00683644
NCT00683644Phase 2Completed
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Zinc to Treat Tinnitus in the Elderly: A Randomized Placebo Controlled Crossover Trial.

University of Iowa·interventional·Posted May 23, 2008·Updated Dec 13, 2017

In Brief

A Phase 2 clinical trial evaluating Zinc and Placebo oral capsule for Tinnitus. Completed, enrolled 116 participants across 1 site.

Detailed Summary

There is widespread belief and some evidence to indicate that zinc can successfully treat tinnitus. Zinc deficiency is more likely to occur in the elderly . The primary objective of this study is to establish the effectiveness of zinc for the treatment of tinnitus in individuals 60 years of age and older. Subjects will be randomly assigned to either receive zinc daily or a placebo. After 4 months and a 1-month wash-out, the subjects will be crossed over to the other group.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsTinnitus
CountriesUnited States
CollaboratorsTinnitus Research Initiative

Timeline

Phase 2CompletedFinished
20082009201020112012201320142015201620172018201920202021202220232024202520262027
First PostedMay 23, 2008
Enrollment StartJan 1, 2008
Primary CompletionDec 1, 2011
TodayJul 2, 2026
Enrollment to primary: 3.9 yearsPosted 18.1 years ago

Interventions

Zincdrug

Zinc taken once daily

Placebo oral capsuledrug

Placebo capsules taken once daily