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
[{'content': 'Which of the following drugs is NOT excreted in bile: \nSelect and explain. \nA. Erythromycin, B. Ampicillin, C. Rifampicin, D. Gentamicin', 'role': 'user'}, {'content': 'Answer: D \nExplanation: (Ref: KDT 6/e p674) Gentamicin is an aminoglycoside and is excreted renal route.', 'role': 'assistant'}]