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
Treatment of choice in seronegative spondy-lahritis is: 
Select and explain. 
A. Phenylbutazone, B. Aspirin, C. Indomethacin, D. Coicosteroid
C: Indomethacin
Answer: C: Indomethacin 
Explanation: 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.