Hello,
Pain during micturation, itching, blood in urine all these could be signs of urinary track infection or It could be
kidney stones as you mentioned pain in sides of abdomen, I would suggest you to go for a scan and a urine culture test to rule out the cause, do not delay
Next Steps
Go for a ultrasound scan, urine culture test
Health Tips
Drink lots of fluids and keep hydrated, do not take painkillers and antibiotics unless prescribed by a physician.