Cycling versus swapping strategies for treatment of psoriatic arthritis after primary tumor necrosis factor inhibitors failure: a systematic review and meta-analysis.
Biologic disease-modifying antirheumatic drugs (bDMARDs) are widely used to treat moderate to severe psoriatic arthritis (PsA). Tumor necrosis factor inhibitors-TNFi are the most common initial biologic owing to their long market availability, clinician familiarity, and lower co…