Brazilian registry of 1316 RA pts on bDMARDs or JAKi-Added use of antimalarials reduced SAEs & total AEs, & incr survival. 19% were on HCQ, & had signif less SAEs (mIRR: 0.49); AEs (0.68); serious infections (0.53); hepatic AEs (0.21); & mortality (P=.003) https://t.co/cOeg3KL8Z3 https://t.co/pPRqD7PkXB