what is stelara for
STELARA Â® is indicated for the treatment of adult patients (18 years or older) with active psoriatic arthritis. STELARA Â® can be used alone or in combination with methotrexate (MTX). STELARA Â® is indicated for the treatment of adult patients (18 years or older) with moderate to severe plaque psoriasis who are candidates for phototherapy or systemic therapy.