Thanks for your query.Based on the facts that you have posted it appears that your daughter has severe pain
while urinating and has repeated episodes of UTI over a period of last 6 months.
Please consult qualified urologist
for clinical evaluation and get following tests done under his guidance.
1)Routine urine test with urine culture to find out organisms causing this infection.
scanning of the abdomen
3) Endoscopic examination of bladder to rule out what is called as Pseudo Membranous Trigonitis which is common at this age.
Please take broad spectrum antibiotics along with anti inflammatory medication like Diclofenac
twice daily .
Get the prescription of medicines from your family Physician.
Ensure to drink more water.To keep her urine dilute This will help to control dysuria