Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the treatments for Polyarteritis nodosa ?
    ### Response:
    How might polyarteritis nodosa be treated? Few people with polyarteritis nodosa have mild disease that remains stable with nonaggressive therapy; because of the risk for serious health complications, aggressive therapy is often recommended. Treatment may include prednisone in divided doses.
    