Not known • Development of any combination of the following symptoms: pain, numbness, tingling in the arms and legs, lumps or raised patches in the skin, worsening problems with breathing, nasal congestion (signs of so-called “ Churg-Strauss syndrome”). • Low blood platelet count with symptoms such as bleeding or bruising more easily than normal. • Development of any of the following symptoms, especially if in combination: joint pain with or without swelling, rash, fever, swollen lymph nodes, muscle pain, (signs of serum sickness).