Paradoxical Rxns (PR) & biologics in TReasure database: 2867 RA & 5316 SpA pts; 5-yr FUV found 136 pts (1.7%) developed the PRs; 60% w/ 1st biologic, after median 12 mos, 93% psoriais (pustular 60%, palmoplantar 31%), many better w/ another TNFi https://t.co/5tybXZZVKW https://t.co/1nQaXQOEDD