Hi I'm a 23 years old female. I have been experiencing strong pain on my left side on the back for the last 6 months. last month I had a crisis with a lottt of pain and went to doctor. did some test, urine came with bit of blood and infection. they send me home with pain killers and antibiotics. 2 weeks later same pain , another antibiotics for 7 days. today I'm having same pain but stronger. I don't know what to do , hurts a lot and nauseas are killing me. please help