The presence of leukocytes and/or positive
urine culture determines selected antimicrobial t herapy
whether u pper or lower tract infection symptoms are
present. It is estimated t hat 95% of causative pathogens
in UTI are members of t he Enterobacteriaeand m ost com-monly Escherichia c oli (Aliotta & Alvero, 2010). Dura-tion of therapy is dependent upon recommended clinical
guidelines, s everity of s ymptoms, safety, cost, and m edi-cation compliance