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Lack of ciprofloxacin ototoxicity after repeated ototopical application
J Claes1, P J Govaerts, P H Van de Heyning
1Department of Otorhinolaryngology, University of Antwerp, Belgium.
Antimicrobial Agents and Chemotherapy
|May 1, 1991
Abstract:
The possible side effects of ototopically applied ciprofloxacin on inner ear function were investigated. The hearing function of pigmented guinea pigs was evaluated by daily frequency-specific evoked response audiometry after repeated application of the drug to both ears. Ciprofloxacin appeared to have no statistically significant effect on the hearing thresholds of the experimental animals.
Insights
Ototopic ciprofloxacin application was studied for inner ear side effects. Hearing function in guinea pigs showed no significant impact from the drug.
Area of Science:
- Ototoxicology
- Pharmacology
- Auditory Science
Background:
- Ciprofloxacin is a fluoroquinolone antibiotic.
- Ototoxicity is a potential concern with certain medications.
- The effects of topical ciprofloxacin on the inner ear require investigation.
Purpose of the Study:
- To assess the safety of ototopically administered ciprofloxacin.
- To determine if ciprofloxacin impacts inner ear function.
- To evaluate potential hearing threshold changes.
Main Methods:
- Pigmented guinea pigs were used as the experimental model.
- Frequency-specific evoked response audiometry was employed.
- Daily drug application to both ears was performed over a period.
Main Results:
- No statistically significant changes in hearing thresholds were observed.
- Ciprofloxacin did not demonstrate a significant ototoxic effect in this study.
- Evoked response audiometry indicated preserved hearing function.
Conclusions:
- Topical ciprofloxacin appears safe for inner ear function.
- The study suggests a lack of ototoxicity with this application method.
- Further research may explore long-term effects or different dosages.