N. meningitidis

- Empiric use of dexamethasone should be discontinued.

- For prophylaxis of N. meningitidis in patient, if he/she has not received at least one dose of ceftriaxone, and in close contacts, see Prophylaxis for Contacts of Communicable Diseases.


Pen MIC ≤ 0.1 µg/mL

Therapy Dose Duration
Penicillin G 4MU IV q4h 5-7 days
or    
Ampicillin 2g IV q4h 5-7 days

Alternative

Therapy Dose Duration
Ceftriaxone 2g IV q12h 5-7 days

Pen MIC > 0.1 µg/mL

Therapy Dose Duration
Ceftriaxone 2g IV q12h 5-7 days

Alternative

Therapy Dose Duration
Meropenem 2g IV q8h 5-7 days
or    
Ciprofloxacin 400mg IV q8-12h/750mg PO bid 5-7 days
or    
Chloramphenicol 12.5mg/kg IV q6h (max 4g/day) 5-7 days