hello Thanks for query . You have repeated episodes of UTI and now have pain in left kidney with hematuria (Blood in urine ). Hematuria with pain in loin associated wit infection strongly suggests presence of urinary stone and needs to be investigated . Consult qualified urologist for assessment and get following basic tests done to establish diagnosis. 1) Urine routine and culture. 2) Ultrasound scanning of abdomen and pelvis. In the mean while take take broad spectrum antibiotics like Cefixine along with urinary antiseptic like Nitrofurantoin twice daily and urine alkalizer thrice daily .Later on switch on to appropriate antibiotics as per culture report. Get the prescription of medicines from your family Physician. Ensure to drink more water .To keep your urine dilute This will help to control dysuria. Dr.Patil.