The results obtained in this study suggest the first line drugs indicated to treat non-complicated UTI (pivmecillinam and nitrofurantoin) as well as the alternative antibiotic AMX-CLA are appropriate drugs but the fluoroquinolones should not be suitable to treat male infections and the SXT antibiotic should not be even be considered to treat female UTI. This evidence concerns the gene SELPLG and bacterial urinary tract infection.