Abx Flashcards

1
Q

5 beta lactam classes

A

penicillins
cephalosporins
carbapenems
glyco/lipoglycopeptides

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2
Q

Beta lactam MOA

A

cell wall inhibitors

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3
Q

6 classes that inhibit protein production

A
tetracyclines
macrolides
aminoglycosides
nitrofurantoin
clindamycin
rifamycin
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4
Q

3 drugs that inhibit replication

A

TMP-SMZ
Quinolones
metronidazole

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5
Q

MC causes of CAP (2)

A

strep pneumo

h. flu

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6
Q

atypical causes of CAP (3)

A

mycoplasma pneumoniae
legionella
chlamydia pneumoniae

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7
Q

Outpatient Tx for CAP

A

PO macrolide

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8
Q

inpatient tx for CAP.

A

PO macrolide + beta lactam (cefotaxime, ceftriaxone, ampicillin) +/- FLQ (moxi, levo)

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9
Q

Tx for strep pneumo

A

high dose Pen G

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10
Q

2 Tx options for uncomplicated acute cystitis

A

TMP-SMZ

Nitrofurantoin

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11
Q

if local resistance to e. coli, what cystitis tx?

A

nitrofurantoin

no bactrim

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12
Q

tx for complicated acute cystitis

A

cipro + urine cx

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13
Q

cipro is effective against which 2 cystitis agents?

A

p. aeruginosa

enterobacteriaceae

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14
Q

tx for acute pyelo with resistant organism

A

IV fluids + Carbapenem + urine cx

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15
Q

tx for acute pyelo, non-resistant

A

piperacillin-tazobactam or FLQ

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16
Q

3 adverse effects to FLQs

A

resistance, cartilage abnormality, prolonged QT

17
Q

PID tx

A

cephalosporin IM x 1 dose + PO doxycycline

18
Q

chlamydia tx…

A

doxy or azithro

19
Q

gonorrhoeae tx

A

ceftriaxone

20
Q

chlamydia with pregnancy tx

A

azithro

21
Q

DOC abx for pregnancy (2)

A

penicillins

cephalosporins

22
Q

which macrolides are category B teratogens?

A

erythromycin/azithromycin

23
Q

which 3 abx classes should always be avoided in pregnancy unless severe/life threatening infx…

A

FLQs, Tetracyclines, aminoglycocydes

24
Q

avoid ______ in the 1st trimester because it is a folate antagonist…

A

trimethoprim

25
Q

avoid _____ at term for bile conjugation interference

A

sulfas

26
Q

avoid ______ at term due to risk of neonatal hemolysis

A

nitrofurantoin

27
Q

dosing considerations for pregnancy…

A

avoid in 1st trimester, shortest duration

28
Q

2 MC pathogens for bacterial meningitis

A

strep pneumo

n. meningitides

29
Q

empiric tx of bacterial meningitis

A

ceftriaxone/cefotaxime + vanco

30
Q

cephalosporins should be avoided in ______ patients

A

PCN allergy

31
Q

2 most common causes of cellulitis…

A

staph aureus, s. pyogenes

32
Q

empiric tx for cellulitis

A

clinda, TMP-SMZ, tetracyclines

33
Q

clindamycin tx confers greater risk for…

A

c. diff

34
Q

which drug class is hapatotoxic and causes impaired fetal bone/teeth development

A

tetracyclines

35
Q

tetracyclines are contraindicated in children under…

A

8 yo

36
Q

which tetracycline causes blue-black hyperpigmentation

A

minocycline

37
Q

3 MRSA abx…

A

vanco, daptomycin, oxazolidinone (linezolid, tedizolid)

38
Q

which abx is effective against c diff?

A

vanco

39
Q

vanco can cause _____syndrome

A

red man syndrome