Dr. AMendel et al:TMP-SMX prophylaxis assoc w⬇️serious infexns in RTX treated GPA pts; BL (aHR 0.5;95%CI 0.3-0.8) & time-varying exposure (aHR 0.5; 95%CI 0.3-0.9) A good thing to consider but weigh benefits/harms w/TMP-SMX prophy. More studies req'd? #ACR23 ABST1584 @RheumNow https://t.co/dfsfpcQu2A