Antimicrobial therapy by pathogen Flashcards by Minh Lam

Q

Anaerobe (aspiration)

A

Beta-lactam + Beta-lactamase inhibitor
clindamycin

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Q

Bacteroides

A

Metronidazole

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Q

Bordetella pertussis

A

Macrolide

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Q

Brucella sp.

A

Doxycycline + macrolide

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Q

Campylobacter jejuni

A

Erythromycin

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Q

Chancroid

A

Azithromycin,
erythromycin,
ceftriaxone,
ciprofloxacin

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Q

C.trachomatis

A

Azithromycin (or other macrolide)
doxycycline

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Q

C.difficile

A

Metronidazole

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Q

C.perfringens

A

Penicillin +/- clindamycin

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Q

Enterobacter spp

A

Carbapenem
cefepime

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Q

Enterococcus spp

A

Ampicillin +/- gentamicin
vancomycin +/- gentamicin

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Q

E.coli

A

Cephalosporins
fluoroquinolones

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Q

G.vaginalis

A

Metronidazole

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Q

Haemophilus Influenzae (otitis, sinusitis etc)

A

Amoxicillin

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Q

Haemophilus Influenzae (Meningitis, epiglotttis etc)

A

Ceftriaxone
cefotaxime

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Q

Klebsiella pneumoniae

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A

Ceftriaxone
Cefotaxime

Q

Legionella sp.

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A

Fluoroquinolone or macrolide

Q

Listeria monocytogenes

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A

Ampicillin +/- gentamicin

Q

M.catarrhalis

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A

Amoxicillin-clavulanic acid,
2nd/3rd generation cephalosporins,
TMP-SMX

Q

M.pneumoniae

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A

Macrolide or tetracycline

Q

N.gonorrhoae

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A

Ceftriaxone + azithromycin or
doxycycline

Q

N.meningitidis

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A

3rd generation cephalosporin

Q

P.mirabilis

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A

Ampicillin

Q

P.aeruginosa

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A

Antipseudomonal Beta- lactam + ciprofloxacin

Rickettsia

Doxycycline

Salmonella typhi

Ceftriaxone or fluoroquinolone

Serratia spp

Aminoglycoside + anti- pseudomonal beta-lactam

Shigella spp

* Ampicillin * TMP-SMX

S.Aureus or epidermis: Methicillin-susceptible

Antistaphylococcal penicillin (nafcillin, oxacillin, dicloxacillin)

S.Aureus or epidermis: Methicillin-resistant

* Vancomycin * linezolid

S.Pneumoniae: Penicillin-susceptible

* Penicillin G * amoxicillin

S.Pneumoniae: Penicillin-resistant

* 3rd generation cephalosporin * fluoroquinolone

Treponema Pallidum

Benzathine Penicillin G

Trichomoniasis

Metronidazole

Tularemia (Francisella tularensis)

Streptomycin

Yersinia Pestis

Streptomycin