This clinical trial is focused on studying the treatment of axial spondyloarthritis, a type of arthritis that primarily affects the spine and the joints connecting the spine to the pelvis. The study will compare the effectiveness of two types of treatments: non-steroidal anti-inflammatory drugs (NSAIDs) and a type of medication known as a TNF blocker. The TNF blocker being used in this study is called infliximab, which is available in two forms: a solution for injection and a powder for infusion. The NSAIDs being studied include indometacin, etoricoxib, meloxicam, celecoxib, ibuprofen lysine, naproxen sodium, and diclofenac diethylamine.
The purpose of the study is to determine which treatment is more effective in achieving low disease activity in patients who have not responded well to NSAID therapy in outpatient care. Participants will receive either high-dose NSAID therapy or direct treatment with a TNF blocker. The study will last for a period of 24 weeks, during which the participants’ disease activity will be monitored at various intervals. The effectiveness of the treatments will be assessed by measuring the level of disease activity using a specific scale known as the Ankylosing Spondylitis Disease Activity Score (ASDAS).
Throughout the study, participants will undergo regular assessments, including MRI scans to check for inflammation in the spine and sacroiliac joints. The study aims to compare the proportion of patients who achieve low disease activity after 12 weeks of treatment, as well as other measures of improvement over the 24-week period. The study will also monitor any side effects or adverse events that may occur during the treatment. This research will help to better understand the potential benefits and risks of using NSAIDs versus TNF blockers in managing axial spondyloarthritis.



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