Which of the following aminoglycoside antibiotic has the highest risk of causing Ototoxicity: (A) Kanamycin, (B) Amikacin, (C) Neomycin, (D) Natamycin
Answer is A. Ototoxicity is the irreversible side effect of aminorglycosider.
Auditory toxicity: Kanamycin > Amikasin > Neomycin
Vestibular toxicity: Streptomycin.

KAN → Ear.