MACROLIDES Flashcards

1
Q

what are the macrolides?

A

erythromycin (IV/PO)
clarithromycin (PO)
azithromycin (IV/PO)
fidaxomicin (PO)

bacteriostatic, time dependent

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2
Q

ribosomal subunit affected?

A

50s

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3
Q

good against?

2nd line option against?

A

atypicals
-legionella, chlamydophilia, mycoplasma

t. palladium and borrelia burgdorferi

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4
Q

clinical uses?

A
resp
chlamydial infections
gastroparesis
-erythromycin
H. pylori ulcers 
Mycobacterium avium complex
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5
Q

QT prolongation?

A

yes

ototoxicity with IV infusion of erythromycin
hepatic
GI

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6
Q

potent inhibitors of CYP3A4? which one is the exception?

A

erythromycin and clarithromycin

azithromycin

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7
Q

indication of fidaxomicin?

A

C dif

inhibits RNA polymerase, bactericidal

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