Your symptoms are related to Urinary Tract infection
as you are already taking Antibiotics from the last three days. Please perform Urine R/E to see any pus cells and blood cells. If there are that will resolve. Do urine R/E after 02 days after completion of Antibiotics for 05 days. If there is pus cells and blood perform urine C/S 48 hours afetr discontinuation of Antibiotics to check for sensitive ones that can resolve your problem.
I hope I am sucessful in solving your query If there are further you can ask me
Dr. Azhar Sattar