AbbVie (NYSE:ABBV) announced that the interleukin-23 antagonist Skyrizi (risankizumab) had received backing from the European Medicines Agency’s (EMA) Committee for Medicinal Products for Human Use (CHMP) to treat active psoriatic arthritis. The committee recommended the drug for adults with active psoriatic arthritis who have had an inadequate response or who have been intolerant to one…