Effects of Caffeine in Tinnitus

Not Applicable

Completed

• Conditions: Tinnitus

• Registration Number: NCT00628316
• Lead Sponsor: Faculdade de Medicina de Valenca

Brief Summary

Caffeine intake is reported by many authors to enhance the perception of tinnitus. The aim of this study is to determine the effects of 1 month caffeine intake reduction in the scores of validated questionnaire Tinnitus Handicap Inventory (THI) and in a visual-analog scale (VAS).

Detailed Description

A group of 50 patients who takes more than 3 small cups (50 ml) of caffeine daily and have tinnitus will be asked to reduce caffeine intake for 1 month. Scores of THI and VAS will be taken before and after this period.

Study Timeline

• Study Start: 2008-01
• Status Verified: 2008-02
• Study First Submitted: 2008-02-25
• Study First Submitted QC: 2008-02-25
• Study First Posted: 2008-03-05
• Primary Completion: 2008-09
• Study Completion: 2008-12
• Last Update Submitted: 2011-03-21
• Last Update Posted: 2011-03-22

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 50

Inclusion Criteria

• tinnitus for more than 6 months
• THI > 38
• no central acting drugs in the last 6 months
• tympanogram type A-n
• daily intake of caffeine greater than 150 ml

Exclusion Criteria

• vascular and muscular tinnitus
• concomitant TMJ disorders
• abnormal otoscopy
• mixed and conductive hearing losses
• Ménière disease

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: SINGLE_GROUP

Primary Outcome Measures

Name	Time	Method
Tinnitus Handicap Inventory	30 days

Secondary Outcome Measures

Name	Time	Method
Visual Analog Scale	30 days

Trial Locations

Locations (2)

OTOSUL Otorrinolaringologia Sul-Fluminense; 🇧🇷 Volta Redonda, RJ, Brazil

Faculdade de Medicina de Valença; 🇧🇷 Valença, RJ, Brazil