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ID Quiz 1
Beta-Lactams and Monobactam
| Drug | Gram-Positive Coverage | Gram-Negative Coverage | Anaerobe Coverage |
|---|---|---|---|
| penicillin G (IV/IM) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, Enterococcus faecalis | Neiserria meningitidis | --- |
| penicillin VK (PO) | Strep pyogenes, Strep agalactiae, Strep pneumoniae | --- | --- |
| oxacillin or nafcillin (IV) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, MSSA, Staph epidermidis | --- | --- |
| dicloxacillin (PO) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, MSSA, Staph epidermidis | --- | --- |
| ampicillin (IV)/amoxicillin (PO) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, Enterococcus faecalis | Neiserria meningitidis | --- |
| ampicillin-sulbactam (IV)/amoxicillin-clavulanate (PO) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, MSSA, Staph epidermidis, Enterococcus faecalis | H. influenzae, E. coli, Klebsiella spp. | Bacteroides fragilis |
| piperacillin-tazobactam (IV) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, MSSA, Staph epidermidis, Enterococcus faecalis | H. influenzae, E. coli, Klebsiella spp., Pseudomonas aeruginosa, Neiserria meningitidis | Bacteroides fragilis |
| cefazolin (IV) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, MSSA, Staph epidermidis | E. coli, Klebsiella spp. | --- |
| cephalexin (PO) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, MSSA, Staph epidermidis | --- | --- |
| cefuroxime (PO/IV) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, MSSA, Staph epidermidis | H. influenzae, E. coli, Klebsiella spp. | --- |
| ceftriaxone (IV) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, MSSA, Staph epidermidis | H. influenzae, E. coli, Klebsiella spp., Neiserria meningitidis | --- |
| ceftazidime (IV) | --- | H. influenzae, E. coli, Klebsiella spp., Pseudomonas aeruginosa, Neiserria meningitidis | --- |
| cefpodoxime, cefdinir (PO) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, MSSA, Staph epidermidis | H. influenzae, E. coli, Klebsiella spp. | --- |
| cefepime (IV) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, MSSA, Staph epidermidis | H. influenzae, E. coli, Klebsiella spp., Enterobacter cloacae, Pseudomonas aeruginosa, Neiserria meningitidis | --- |
| ceftaroline (IV) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, MSSA, MRSA, Staph epidermidis | H. influenzae, E. coli, Klebsiella spp. | --- |
| ertapenem (IV) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, MSSA, Staph epidermidis | H. influenzae, E. coli, Klebsiella spp., Enterobacter cloacae, Neiserria meningitidis | Bacteroides fragilis |
| meropenem (IV) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, MSSA, Staph epidermidis | H. influenzae, E. coli, Klebsiella spp., Enterobacter cloacae, Pseudomonas aeruginosa, Neiserria meningitidis | Bacteroides fragilis |
| imipenem-cilastatin (IV) | Strep pyogenes, Strep agalactiae, Strep pneumoniae, MSSA, Staph epidermidis, Enterococcus faecalis | H. influenzae, E. coli, Klebsiella spp., Enterobacter cloacae, Pseudomonas aeruginosa, Neiserria meningitidis | Bacteroides fragilis |
| aztreonam (IV) | --- | H. influenzae, E. coli, Klebsiella spp., Pseudomonas aeruginosa, Neiserria meningitidis | --- |