CompletedNot Applicable

Action of Intra-auricular Topical Lidocaine on Tinnitus

Brazil32 participantsStarted 2022-09-02

Plain-language summary

The main objective of this clinical trial placebo controled is to evaluate the action of intraauricular topical lidocaine on tinnitus. The question to be answered is whether lidocaine is superior to placebo (distilled water) in reducing tinnitus intensity when applied topically within the external auditory canal. Tinnitus intensity will be measured using the visual analog scale and acuphenometry before and after lidocaine or placebo application.

Who can participate

Age range18 Years

SexALL

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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion Criteria: * Adult patients who have had continuous, uni or bilateral tinnitus, for at least 6 months Exclusion Criteria: * Otological infection * Tympanic membrane perforation * Anatomical alteration of the external ear * Pulsatile tinnitus * Objective tinnitus * Known allergy to lidocaine or other topical anesthetic and pregnancy

What they're measuring

Change in Visual Analogue Scale (VAS) Score

Timeframe: Immediately before and 5 minutes after receiving intervention on days 1 and 15

Change in Tinnitus Loudness

Timeframe: Immediately before and 5 minutes after receiving intervention on days 1 and 15

Change in Minimum Masking Level (MML)

Timeframe: Immediately before and 5 minutes after receiving intervention on days 1 and 15

Trial details

NCT IDNCT05711641

SponsorUniversity of Sao Paulo General Hospital

Sponsor typeOTHER

Study typeINTERVENTIONAL

Primary completion2023-06-01

Results submitted2023-07-08

View on ClinicalTrials.gov More Tinnitus, Subjective trials