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
[{'content': 'Chromaphenicol is metabolized by: September 2007 \nSelect and explain. \nA. Oxidation, B. Acetylation, C. Glucoronide conjugation, D. All of the above', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C: Glucoronide Conjugation Chloramphenicol can be detected in blood serum, plasma, cerebrospinal fluid, and urine. It is rapidly absorbed from the gastrointestinal tract and is distributed extensively through the human body, regardless of administration route. Approximately 90% of chloramphenicol is excreted in urine, mostly as metabolites, including conjugated derivatives; only 15% is excreted as the parent compound.', 'role': 'assistant'}]