Skyrizi (risankizumab-rzaa) is used to treat plaque psoriasis, psoriatic arthritis and crohn's disease. There are currently no generic alternatives for skyrizi. It may be covered by your Medicare or insurance plan. With the Patient Assistance Program from AbbVie, you can receive up to 12 months of medication at no cost to you if you are approved. You can also reapply as needed.