You need to be put on long term steroid sparing medication for ITP/ evan's. Also, another systemic autoimmune disorder (like SLE) needs to be ruled out, specially since you now have blood in urine. You should consult a Rheumatologist (autoimmune disease specialist)
Next Steps
Consult a Rheumatologist as soon as possible
Health Tips
You may consult with me in person or through videoconsultation