This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
True about aminoglycosides is all EXCEPT: 
Select and explain. 
A. Excreted unchanged in urine, B. Distributed only extracellularly, C. Are bacteriostatic, D. Teratogenic
C: Are bacteriostatic
Answer: C: Are bacteriostatic 
Explanation: The aminoglycosides are bactericidal antibiotics, all having the same general pattern of action.