neonate 4day admitted in nursery with h/o fever , reduced wt , not pass urine for 24 hrs, mother has insufficient breast milk, routine work up taken and given intravenous fluid and pass urine after that, fever subsided shortly, blood c/s show no bacterial growth, but urine c/s show significant growth of e-coli sensitive to augmentin and gentamycin , baby age now 8days which better to give