Bugs & Drug Part 2
Terms
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- Gram + aerobes
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Enterococcus faecalis & faecium
Staph aureus
Streps
Coagulase negative staph - Gram - aerobes
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E.coli
Hemophilus influenzae
Klebsiella
Neisseria
Pseudomonas aeruginosa - Anaerobes
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B. fragilis
Clostridium difficile - Atypicals
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Chlamydia pneumoniae
Legionella
Mycoplasma pneumoniae - DOC for E. faecalis
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Pen/Amp (Amoxicilin)
Gent/Strep - DOC for E. faecium?
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linezolid
quinipristin/dalfopristin - DOC for Staph aureus?
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MSSA - antistaph pens
MRSA - vancomycin - DOC for Staph epidermidis?
- vancomycin
- DOC for Strep pneumoniae?
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natural pens, ampicillin, amox
if pen-resistant: vancomycin, ceftriaxone, cefotaxime - DOC for strep groups A, B, C, G?
- pen G or V, ampillin, amoxicillin, 1st gen ceph, clindamycin, macrolide, vancomycin
- DOC for E. coli?
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Depends on site: amp, amox, Bactrim, ceph, quinolone, AMG, carbapenem, aztreonam
Meningitis: cefotaxime, ceftriaxone, meropenem - DOC for H. flu?
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amp, amox, bactrim, 2nd or 3rd gen ceph, quinolone, macrolide
Meningitis: cefotaxime, ceftriaxone, meropenem - DOC for Klebsiella pneumo?
- 3rd gen ceph, AMG, Bactrim, quinolone, BLIC, carbapenem, aztreonam
- DOC for Neisseria?
- ceftriaxone, cefotaxime, cefixime, cefpodoxime, quinolone, doxycycline, penicillin
- DOC for Pseudomonas?
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Consider double coverage
extended spectrum penicillin, ceftazidime, cefepime, aztreonam, imipenem, meropenem, cipro, levofloxacin - DOC for B. fragilis?
- metronidazole
- DOC for C. diff?
- metronidazole
- DOC for atypicals?
- macrolides, ketolides, quinolones, tetracyclines