Effect of Topical Intra-Auricular Lidocaine on Tinnitus: A Randomized Double-Blind Placebo-Controlled Study.

ABSTRACT:

Introduction

Tinnitus is a prevalent symptom and has no proven effective treatment. Clinical observations that some patients reported significantly improved tinnitus after topical ear drop administration of lidocaine motivated research on this drug.

Objective

Evaluate the action of topical intra-auricular 10% lidocaine in suppressing tinnitus compared to placebo.

Methods

This was a randomized, crossover, double-blind, placebo-controlled clinical trial. The variations of the visual analog scale (VAS), tinnitus loudness, and the minimum masking level (MML) after intra-auricular lidocaine 10% were compared with a placebo. The same variables were compared with some sample features.

Results

There was no statistically significant difference between the action of lido

SUBMITTER: Campos TV 

PROVIDER: S-EPMC12530916 | biostudies-literature | 2025 Oct

REPOSITORIES: biostudies-literature