Key Organisms DOC

Question 1

MSSA

Answer 1

Nafcillin (IV)

Dicloxacillin (PO)

Cefazolin (IV)

Question 2

MRSA

Answer 2

Vancomycin

[Use Linezolid or daptomycin if can’t tolerate Vancomycin]

Question 3

Enterococcus spp. Susceptible to ampicillin and vancomycin

Answer 3

Ampicillin (IV or PO, depending on the infection)

[Use Vancomycin if can’t use ampicillin]

Question 4

Vancomycin-resistant Enterococcus spp. (VRE) Resistant to Ampicillin

Answer 4

Linezolid (only if patient not on SSRI and platelet count > 50 - 100)

Daptomycin

Question 5

Pseudomonas aeruginosa

Answer 5

Piperacillin

Cefepime