Crying during urination and not feeding.

Hi, my daughter is 4 months old and last 20 days onwards menas after 3 month vaccination she started refusing brest feeding and we consulted doctor and explained all problems so doctor asked for urine routine and in first report we got 4-5 pus cells and doctor prescribed for taxim o drops for 7 days and informed everything will clear and after 7 days course complete also she refusing take breast feeding and also started crying while first time urination after sleep and also before  urination she Will clamp all his legs tight and do urination small amount not full after some time she do urination normally but we have to encourage her to do urination, so we did again urine routine because of her behaviour and got pus cells 4-6 is it any issue why after antibiotics also pus cells shown.