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: Medicine
[{'content': 'Treatment of choice in seronegative spondy-lahritis is: \nSelect and explain. \nA. Phenylbutazone, B. Aspirin, C. Indomethacin, D. Coicosteroid', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Answer is C (Indomethacin): Non steroidal anti-inflammatory drugs are the medications of choice in seronegative spondyloahropathies. Indomethacin is the preferred NSAID for most of the seronegative spondyloahropathies.', 'role': 'assistant'}]