Abx

Question 1

Strep skin infections

Answer 1

Low risk MRSA
Cephalexin (reflex)
Dicloxacillin

High risk MRSA
Clinda
doxy/mino
Bactrim

Vanco (first-line)

Question 2

Staphylococcal osteomyelitis

Answer 2

Vanco+3/4gen ceph

MSSA
Nafcillin, oxacillin, cefazolin

MRSA
vanco

Question 3

TSS

Answer 3

Vanco+clinda+(one of below)
pip/taz
cefepime
carbapenem(imipenem, meropenem)

Question 4

Scaled skin syndrome

Answer 4

MSSA
Nafcillin, oxacillin

MRSA
vanco

Question 5

Coagulase negative staph infections

Answer 5

vanco

Question 6

Pharyngitis

Answer 6

Benzathine PCN G
PCN VK
Amoxicillin
Keflex(if allergic to PCN)
Azith
Clinda

Question 7

Impetigo

Answer 7

Bactroban
Cephalexin(keflex)
Dicloxacillin
Cefdinir/Omnicef

MRSA
Bactrim
Doxycycline
Clinda

Question 8

Erysipelas

Answer 8

Outpatient
PCN VK
Amoxicillin
Dicloxacillin
Cephalexin(keflex)
Clinda/erthryo

Inpatient
Vanco(S aureus)
Cefazolin(ancef)
Ceftriaxone
Clinda

Question 9

Cellulitis

Answer 9

Empiric treatment
Of GABHS and S aureus

Question 10

Strep Agalactiae

Answer 10

PCN G
Ampicillin
Cefazolin(ancef)
Clinda
Vanco

Question 11

Strep pneumoniae OM

Answer 11

Amox (main)
Cefdinir, cefuroxime
Augmentin
Doxy
Macrolide (if PCN allergy)

Question 12

Acute sinusitis

Answer 12

Augmentin
Doxy/levo

Question 13

Meningitis

Answer 13

Ceftriazone
Vanco
(plus ampicillin if high risk of listeria)

Question 14

Enterococcus

Answer 14

Endocarditis
Ampicillin+gentamicin

Skin/wound/UTI
Ampicillin or vanco

VRE
Linezolid
Daptomycin

Question 15

Anthrax

Answer 15

Cipro
Doxycycline

Question 16

Listeria

Answer 16

Ampicillin+gentamicin
Amoxicillin(outpatient)

Question 17

Corynebacterium Diphtheriae

Answer 17

PCN or erythromycin
Erythromycin(contacts)

Question 18

Neisseria Meningitidis

Answer 18

PCN G
Ceftriaxone

Question 19

Neisseria Gonorrhea

Answer 19

Ceftriaxone

Question 20

Pseudomonas

Answer 20

Outpt(oral)
Cipro, levo

Inpt(IV)
pip/taz, ceftazidime, cefepime, meropenem, aztreonam

Outpt(inhale)
tobramycin

Question 21

Pseudomonas

Answer 21

Outpt(oral)
Cipro, levo
Inpt(IV)

pip/taz, ceftazidime, cefepime, meropenem, aztreonam

Outpt(inhale)
tobramycin

Question 22

Whooping cough
Pertussis

Answer 22

Azithromycin

Question 23

H flu

Answer 23

Levo 1st choice (make sure its respiratory fluoroquinolone)
Cipro is not

Question 24

Legionnaires disease

Answer 24

Macrolide(azith, clarith)
Fluoroquinolone

Question 25

Klebsiella pneumonia

Answer 25

Respiratory fluoroquinolone Carbapenem

Question 26

E coli Travelers diarrhea

Answer 26

Antimotility/antidiarrheals Bismuth(pepto-bismol) Cipro

Question 27

C jejuni

Answer 27

Cipro Azithromycin

Question 28

Shigellosis

Answer 28

Cipro Bactrim

Question 29

Vibrio cholerae Cholera

Answer 29

Tetra/doxycycline Bactrim Azithromycin Cipro

Question 30

Non-cholera vibrio infections

Answer 30

Doxy Cipro

Question 31

Salmonella Typhoid fever

Answer 31

Cipro/levo Ceftriaxone Azithromycin

Question 32

Salmonella Enterocolitis

Answer 32

Cipro Ceftriaxone Azithromycin Bactrim

Question 33

UTI/uncomplicated Cystitis

Answer 33

Bactrim Nitrofurantoin Fosfomycin Cipro Cephalexin/cefdinir

Question 34

Pyelonephritis

Answer 34

Cipro Levo Ceftriaozone + Bactrim/augmentin/omnicef

Question 35

Clostridial soft tissue infection

Answer 35

Pip/taz +clinda THEN PCN + clinda

Question 36

C perfringens gastroenteritis

Answer 36

Self limiting Infectious diarrhea Cipro Bactrim

Question 37

C tetani tetanus

Answer 37

PCN Metronidazole

Question 38

C botulinum Botulism

Answer 38

Antitoxin from CDC Wound botulism PCN G Metronidazole

Question 39

C dif

Answer 39

Fidaxomicin Vanco

Question 40

Gram - anaerobic infections

Answer 40

Oral/throat/neck Clinda Metronidazole Gi/pelviv abscess pip/taz Carbapenems Metronidazole +cephalosporin(cefepime)

Question 41

Bubonic plague

Answer 41

Streptomycin Gentamycin Doxycycline Fluoroquinolone

Question 42

Tularemia

Answer 42

Streptomycin Gentamicin Doxycycline Fluoroquinolones

Question 43

Gram + anaerobic infections

Answer 43

Oral/throat/neck Clinda Augmentin Unasyn Gi/pelvic abscess moxi(oral) Ertapenem oral ceftriaxone + metronidazole Imipenem Lungs(abscess) Beta-lactam plus beta-lactam inhibitor (Amp-sulbactam) carbapenem(imi,mero) Clinda Lung(aspiration) Augmentin or doxy (outpatient) Beta-lactam + beta-lactam inhibitor (amp-sulbactam) Metronidazole + amoxil/PCN G

Question 44

Gram + anaerobic dental

Answer 44

PCN Amoxicillin

Question 45

Gram + anaerobic for endocarditis prophylaxis

Answer 45

Amoxicillin

Question 46

Gram + anaerobic Colorectal surgery prophylaxis

Answer 46

Metronidazole(flagyl) + 2/3gen ceph or cipro Carbapenems

Question 47

Bacterial vaginosis

Answer 47

Metronidazole Clinda Tinidazole

Question 48

Mycoplasma pneumoniae

Answer 48

Azith

Question 49

Chlamydia pneumoniae

Answer 49

Azith

Question 50

Chlamydia Psittac

Answer 50

Tetracycline Erythromycin

Question 51

Chlamydia trachomatis

Answer 51

Azith Doxy Ceftriaxone

Question 52

Syphilis 2ndary syphilis the same

Answer 52

Benzathine penicillin G

Question 53

Neurosyphilis

Answer 53

PCN

Question 54

Lyme disease

Answer 54

Doxy (works for kids under 21days) Pregnant women aminoPCN

Question 55

Leptospirosis

Answer 55

Doxycycline

Question 56

Rickettsia

Answer 56

Doxycycline DONT USE amoxicillin

Question 57

Pseudomonas OE

Answer 57

Cipro Cortisporin