NEW YORK (Reuters Health)—Risankizumab, an inhibitor of interleukin (IL) 23, provides some relief for patients with active psoriatic arthritis (PsA) whose symptoms have responded poorly to standard treatments, according to 24-week results of a phase-3 trial. “Despite the range of available therapies for psoriatic arthritis, efficacious, well-tolerated therapeutic options are needed to treat the diverse…