<prompt> Irreversible hearing loss caused by -GentamycinClarithromycinBoth of the aboveNone of the above  <response>: Ans. is a i.e., Gentamycin o Gentamycin is the most commonly used of the aminoglycosides. It produces vestibular toxicity and irreversiblehearing loss.o Clarithromycin is known to produce reversible hearing loss. 