Related Experiment Video
Updated: Mar 23, 2026

Trans-Tympanic Drug Delivery for the Treatment of Ototoxicity
Published on: March 16, 2018
Could edaravone prevent gentamicin ototoxicity? An experimental study
M Turan1, E Ciğer2, S Arslanoğlu2
11 Department of Otolaryngology-Head and Neck Surgery, Faculty of Medicine, Yüzüncü Yıl University, Van, Turkey.
Edaravone protected guinea pigs from gentamicin-induced hearing loss. This study shows edaravone can reduce gentamicin
Area of Science:
- Ototoxicity research
- Pharmacology
- Neuroscience
Background:
- Gentamicin, an antibiotic, can cause ototoxicity, leading to hearing loss.
- Edaravone is being investigated for potential protective effects against drug-induced damage.
Purpose of the Study:
- To investigate the protective effects of edaravone against gentamicin-induced ototoxicity.
- This is the first study to examine edaravone's role in preventing gentamicin-related hearing damage.
Main Methods:
- Fourteen guinea pigs were divided into control and study groups.
- The study group received daily gentamicin and edaravone, while the control group received gentamicin and saline.
- Auditory brainstem response tests were conducted on days 3 and 7.
Main Results:
- Hearing thresholds significantly differed between groups on both day 3 (p < 0.05) and day 7 (p < 0.05).
- The edaravone group showed less severe hearing impairment compared to the control group.
Conclusions:
- Systemic edaravone administration significantly reduced gentamicin-induced ototoxicity.
- Edaravone shows promise in diminishing the severity of hearing loss caused by gentamicin.
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