Vancomycin Flashcards

1
Q

what type of inhibitor

A

cell wall synthesis inhibitor

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2
Q

vancomycin is a

A

glycopeptide

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3
Q

what is vancomycin useful in

A

Bacteremia
meningitis

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4
Q

has strong

A

gram-positive activity (MRSA)

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5
Q

which is better vancomycins or beta-lactams for MSSA

A

beta-lactams
vancomysins have worst outcomes

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6
Q

vancomycin has no

A

gram negative activity

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7
Q

what are the three adverse effects of vancomysin

A

nephrotoxicity
ototoxicity
vancomycin infusion reaction

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8
Q

what is the mechanism of action for vancomycin

A

inhibition of cell wall synthesis via binding to a component of the cell wall preventing transpeptidation

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9
Q

what are the three restitances

A

VISA
VRE
VRSA

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10
Q

what is daptomycin

A

cell membrane disruptor

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11
Q

daptomycin is a

A

positively charged daptomycin-calcium complex that bings negatively charged cell membrane

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12
Q

what does the binding of daptomycin cause

A

depolarization, inhibits dna, rna and protein synthesis

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13
Q

what are mechanisms of resistance to daptomycin

A

change in membrane charge, decrease in cell wall permeability

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14
Q

what are the spectrums of daptomycin

A

Staphylococcus spp including (MRSA)
Enteroccus spp including ( VRE)

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