Improvement of Tinnitus After Oral Zinc on Patients With Noise-induced Hearing Loss
Status:
Completed
Trial end date:
2014-12-01
Target enrollment:
Participant gender:
Summary
Twenty patients with tinnitus and a typical noise-induced hearing loss (NIHL) audiogram were
included. Each subject underwent an otoscopic examination, distortion product otoacoustic
emissions, tinnitus-match testing, Tinnitus Handicap Inventory (THI) and serum zinc level
analyses. After 2 months of treatment with zinc, all tests were repeated.