This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other topics and Adverse effects, Subject name: Pharmacology
Which of the following drugs is most likely to cause loss of equilibrium and auditory damage? 
Select and explain. 
A. Amikacin, B. Ethambutol, C. Isoniazid, D. Rifabutin
C: Isoniazid
Answer: C: Isoniazid 
Explanation: (Ref: KDT 6/e p731, 732) Clindamycin is excreted by biliary route and therefore can be used safely in renal dysfunction. Other drugs excreted in bile are: - Ampicillin - Nafcillin - Chloramphenicol - Novobiocin - Rifampicin - Doxycycline