Ustekinumab (IL-12/23i) phase 2 study was successful in #SLE; but the phase 3 LOTUS study of 512 pts, UST was NOT superior to PBO (SRI-4 44% v 56%) at 1 year. Study was halted for lack of efficacy (but no safety concerns). https://t.co/uMY5uPPabA https://t.co/nG2RO6oEJQ