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: Surgery
[{'content': 'Pancreatitis may be produced by which of the following drugs? \nSelect and explain. \nA. Colchicine, B. L- asparagine, C. Ciprofloxacin, D. Nalidixic acid', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Exposure to ceain drugs is the third most common frequent cause of pancreatitis after gallstones and alcohol. Drugs associated with pancreatitis: Definitive cause 5- Aminosalicylate 6- Mercaptopurine Azathioprine Cytosine arabinoside Dideoxyinosine Diuretics Estrogens Furosemide Metronidazole Pentamidine Tetracycline Thiazide Trimethoprim - sulphamethoxazole Valproic acid Probable cause Acetaminophen a- Methyl- DOPA Isoniazid L- asparagine Phenformin Procainamide Sulindac Ref: Sabiston 18/e, Page 1595', 'role': 'assistant'}]