This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Pharmacology), Subject name: Pharmacology
[{'content': 'Which of the following drugs is useful in acute attack of gout? \nSelect and explain. \nA. Furosemide, B. Sulfinpyrazone, C. Allopurinol, D. Piroxicam', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. (D) Piroxicam(Ref: KDT 8th/e p218)NSAIDs and colchicine are highly effective in acute attack of gout whereas allopurinol and sulfinpyrazone are used for chronic gout. Furosemide causes hyperuricemia and should be avoided in patients with gout.', 'role': 'assistant'}]