Action of Intra-auricular Topical Lidocaine on Tinnitus

• Status: Active, not recruiting
• Trial end date: 2023-06-01
• Target enrollment: 0
• Participant gender: All

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.

• Phase: N/A
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: University of Sao Paulo General Hospital
• Treatments: Lidocaine

Criteria

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