ABX Spectra Flashcards

1
Q

GAS: what ABX don’t work at all/ fully R?

A

Ceftazidime: 3rd gen IV

Norfloxacin: FQ PO; only used really for Uropathogens

Metronidazole

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2
Q

GAS: which ABXs have some impact/R (grey)?

A

Doxycycline

Macrolides (Azith, Clarith)

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3
Q

HI: what penicillin doesn’t work against it

A

Cloxacillin (IV and PO)

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4
Q

HI: T or F: vanco and clindamycin have some impact/ S to the pathogen

A

F- fully R

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5
Q

HI: which FQ doesn’t work for them?

A

Norfloxacin : PO

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6
Q

What does metronidazole work on ?

A

BF and oral anaerobes

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7
Q

SP: What FQ don’t work at all on this microbe?

A

Norfloxacin : PO

Ciprofloxacin : IV and PO

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8
Q

SP: what ABXs have don’t work at all on this microbe/ full R

A

Metronidazole
Ciprofloxacin + Norfloxacin

Ceftazidime: 3rd gen IV

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9
Q

HI: what ABXs have some impact on (but there is some R)

A

all penicillins (except cloxacillin - fully R)

1st gen ceph + ceftazidime (3rd gen IV)

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10
Q

T or F: HI is fully R to cloxacillin

A

T

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11
Q

SP: T or F: all penicillins and BLBls have mid coverage

A

T

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12
Q

T or F: 1st and 2nd gen ceph have better coverage over SP then 3rd gen

A

F

1st and 2nd - mid coverage + cefixime (3rd PO)

3rd gen : 2 have full coverage (other 2 ts)
- 1 has full R: ceftazidime

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13
Q

SP: doxy coverage

A

mid

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14
Q

SP: macrolides coverage

A

mid

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15
Q

Generally penicillin trends

A

gain - coverage as go from penicillin to amoxicillin and piperacillin

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16
Q

Trend when add BLI to penicillins

A

basically cover all -s now
gain SA and BF

17
Q

IV cephalosporins

A

1- 1st gen: cefazolin

1- 2nd gen: cefuroxime (also PO)

3- 3rd gen: the 3 ts

18
Q

Cephalosporin trends

A

1st : GAS, SP and MSSA (more R with HI)
- less gram - activity

2nd: full coverage for all - (not PA)

3rd: best for SP of cephalo

19
Q

Tasty Suspension

A

3As and 3Cs

amox
amox clav
azithromycin - more R to SP

Cefaclor
Ceprozil
Cephalexin - 1st gen (less collateral but less gram -)

20
Q

Gross Suspensions

A

4 Cs (1 macro, 1 ceph, 1 pen and one extra)

clarithro
cefuroxime- 2nd gen
clindamycin
cloxacillin

21
Q
A