 My son loves to fly kites, but my active psoriatic arthritis can sometimes hold me back. Now with Sky Rizzi to treat my skin and joints, I'm ready to go. Sky Rizzi, Riz and Kizumab Rizza, a prescription only 150 milligram injection for adults, helps with less joint pain, stiffness, swelling, and fatigue. For those who also have plaque psoriasis, 90% clearer skin is possible.