> 1 month

Recommend:

  • blood culture
  • urine culture.
Usual Pathogens

S. aureus/MRSA
Enterobacterales

 

Empiric Therapy Dose Duration
[Cefazolin 100mg/kg/d IV div q8h ≥ 7 days
or    
Cloxacillin] 200mg/kg/d IV div q6h  
+    
Gentamicin 7mg/kg IV q24h  

If high institutional MRSA rate

Empiric Therapy

Dose

Duration
Vancomycin 60mg/kg/d IV div q6h ≥ 7 days
+    
Gentamicin 7mg/kg IV q24h  

Severely ill

Empiric Therapy

Dose

Duration
Piperacillin-tazobactam 240-300mg piperacillin/kg/d IV div q6h ≥ 7 days
If meningitis not ruled out:    
Meropenem 120mg/kg/d IV div q8h ≥ 7 days

If high institutional MRSA rate, add

Empiric Therapy

Dose

Duration
Vancomycin 60mg/kg/d IV div q6h ≥ 7 days