Suggest Treatment For Pain In Both Sides Of Back Caused By Kidney Infection

HELLO MY NAME IS TERESA, I WENT TO THE DOCTOR LAST WED AND HE TOLD ME I HAD A SLIGHT KIDNEY INFECTION, BLOOD IN URINE. THE DOCTOR PUT ME ON ANTIBIOTICS,I TOOK THEM UNTIL SUNDAY AND I COULD NOT TAKE THE PAIN ANYMORE I WENT TO ER. THEY SAID I HAVE A SEVERE KIDNEY INFECTION. THEY CHANGED MY ANTIBIOTIC AND ALSO GAVE ME SOMETHING FOR PAIN. I HAVE TAKEN THIS MEDICINE SINCE AND I STILL HAVE NO RELIEVE. I HURT IN MY BACK BOTH SIDES JUST BELOW MY RIB CAGE AND NOW MY STOMACH HURTS,ALSO FEELING VERY BLOATED. PLEASE HELP