Antibiotic Summary Table
by Dr. Brett Margolias
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TABLE 1 -- EMPIRIC ANTIBIOTIC SELECTION |
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Suspected Source of Sepsis |
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Lung |
Abdomen |
Skin/Soft Tissue |
Urinary Tract |
CNS |
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Major community-acquired pathogens |
Streptococcus pneumoniae Haemophilus influenzae Legionella species Chlamydia pneumoniae Pneumocystis carinii |
Escherichia coli Bacteroides fragilis |
Group A streptococcus Staphylococcus aureus Clostridium species Polymicrobial Enteric gram-negative rods Pseudomonas aeruginosa Anaerobes Staphylococci |
Escherichia coli Klebsiella species Enterobacter species Proteus species |
Streptococcus pneumoniae Neisseria meningiditis Listeria monocytogenes Escherichia coli Haemophilus influenzae |
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Empiric antibiotic therapy |
Macrolide and third-generation cephalopsorin or Levofloxacin |
Imipenem-cilastatin or Piperacillin-tazobactam ± aminoglycoside |
Vancomycin ± Imipenemin-cilastatin or Piperacillin-tazobactam |
Ciprofloxacin ± aminoglycoside |
Vancomycin + third-generation cephalosporin or Meropenem |
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Major nosocomial pathogenes |
Aerobic gram-negative bacilli |
Aerobic gram-negative rods Anaerobes Candida species |
Staphylococcus aureus Aerobic gram-negative rods |
Aerobic gram-negative rods Enterococci |
Pseudomonas aeruginosa Escherichia coli Klebsiella species Staphylococci species |
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Empiric antibiotic therapy |
Cefipime or Imipenem-cilastatin + aminoglycoside |
Imipenem-cilastatin ± aminoglycoside or Piperacillin-tazobactam ± Amphotericin B |
Vancomycin + Cefipime |
Vancomycin + Cefipime |
Cefipime or Meropenem + Vancomycin |
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