We need you! Join our contributor community and become a WikEM editor through our open and transparent promotion process.
Neisseria meningitidis
From WikEM
								(Redirected from N. meningitidis)
												
				See meningitis for a general approach to the disease entity
Contents
Background
Post exposure prophylaxis
- Ceftriaxone 250mg IM once (if less than 15yr then 125mg IM)
 - Ciprofloxacin 500mg PO once
 - Rifampin 600 mg PO BID x 2 days
- if < 1 month old then 5mg/kg PO BID x 2 days
 - if ≥ 1 month old then 10mg/kg (max at 600mg) PO BID x 2 days
 
 
Antibiotic Sensitivities[1]
| Category | Antibiotic | Sensitivity | 
| Penicillins | Penicillin G | S | 
| Penicillin V | R | |
| Anti-Staphylocccal Penicillins | Methicillin | R | 
| Nafcillin/Oxacillin | R | |
| Cloxacillin/Diclox. | R | |
| Amino-Penicillins | AMP/Amox | S | 
| Amox-Clav | S | |
| AMP-Sulb | S | |
| Anti-Pseudomonal Penicillins | Ticarcillin | S | 
| Ticar-Clav | S | |
| Pip-Tazo | S | |
| Piperacillin | S | |
| Carbapenems | Doripenem | S | 
| Ertapenem | S | |
| Imipenem | S | |
| Meropenem | S | |
| Aztreonam | S | |
| Fluroquinolones | Ciprofloxacin | S | 
| Ofloxacin | S | |
| Pefloxacin | S | |
| Levofloxacin | S | |
| Moxifloxacin | S | |
| Gemifloxacin | X1 | |
| Gatifloxacin | S | |
| 1st G Cephalo | Cefazolin | R | 
| 2nd G. Cephalo | Cefotetan | I | 
| Cefoxitin | I | |
| Cefuroxime | S | |
| 3rd/4th G. Cephalo | Cefotaxime | S | 
| Cefizoxime | I | |
| CefTRIAXone | S | |
| Ceftaroline | S | |
| CefTAZidime | I | |
| Cefepime | S | |
| Oral 1st G. Cephalo | Cefadroxil | R | 
| Cephalexin | R | |
| Oral 2nd G. Cephalo | Cefaclor/Loracarbef | I | 
| Cefproxil | I | |
| Cefuroxime axetil | I | |
| Oral 3rd G. Cephalo | Cefixime | I | 
| Ceftibuten | I | |
| Cefpodox/Cefdinir/Cefditoren | X1 | |
| Aminoglycosides | Gentamicin | R | 
| Tobramycin | R | |
| Amikacin | R | |
| Chloramphenicol | S | |
| Clindamycin | R | |
| Macrolides | Erythromycin | X2 | 
| Azithromycin | X2 | |
| Clarithromycin | X1 | |
| Ketolide | Telithromycin | X2 | 
| Tetracyclines | Doxycycline | S | 
| Minocycline | S | |
| Glycylcycline | Tigecycline | X1 | 
| Daptomycin | R | |
| Glyco/Lipoclycopeptides | Vancomycin | R | 
| Teicoplanin | R | |
| Telavancin | R | |
| Fusidic Acid | S | |
| Trimethoprim | I | |
| TMP-SMX | X2 | |
| Urinary Agents | Nitrofurantoin | X1 | 
| Fosfomycin | X1 | |
| Other | Rifampin | S | 
| Metronidazole | R | |
| Quinupristin dalfoppristin | R | |
| Linezolid | R | |
| Colistimethate | R | 
Key
- S susceptible/sensitive (usually)
 - I intermediate (variably susceptible/resistant)
 - R resistant (or not effective clinically)
 - S+ synergistic with cell wall antibiotics
 - U sensitive for UTI only (non systemic infection)
 - X1 no data
 - X2 active in vitro, but not used clinically
 - X3 active in vitro, but not clinically effective for Group A strep pharyngitis or infections due to E. faecalis
 - X4 active in vitro, but not clinically effective for strep pneumonia
 
Table Overview
  | ||||||||||||||||||||||||||||||||||||||||
See Also
References
- ↑ Sanford Guide to Antimicrobial Therapy 2014
 
