Thanks for your query.Based on the facts that you have posted it appears that you have acute UTI which is not related to birth control pills.
The bleeding that you have could be due to withdrawal bleeding due to stopping taking these pills.
As regards UTI Please get your routine urine test and urine culture done to find out the organisms causing this infection and antibiotics to which they are sensitive to.
Please take broad spectrum antibiotics along with urinary antiseptics like Nitrofurantoin
twice daily along with urine alkaliser thrice daily.
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