<unk>  provide immunotherapy. For people with moderate to severe psoriatic arthritis,<unk>  can provide some relief of the symptoms.<unk>  can function as disease-modifying antirheumatic drugs. They can treat inflammatory bowel disease.
Biologics for immunosuppression
Blood substitute
Immunosuppressive drug
Immunotherapy
Organ transplantation
Erythropoiesis-stimulating agent
Protein supplement
Pharmacotherapy