Antibiotic Indications

Question 1

Babesia

Answer 1

Macrolide (Azithromycin) + Atovaquone

Question 2

Acute Chagas

Answer 2

Nifurtamox

Question 3

P. vivax, P. ovale

Answer 3

Primaqiune

Question 4

Cutaneous leischmaniasis

Visceral leischmaniasis

Answer 4

Stibugluconate

Amphotericin B

Question 5

Malaria in chloroquine-resistant regions

Answer 5

(1) Mefloquine

(2) Atovaquone + Proguanil

Question 6

P. falciparum (severe)

Answer 6

(1) Quinidine

(2) Artesanate

Question 7

P. jirovecii

Answer 7

TMP-SMX; if sulfa allergic, Pentamidine

Question 8

Oral Candida

Disseminated Candida

Answer 8

Nystatin

Amphotericin B; if resistant, Capsofungin

Question 9

Histoplasma

Answer 9

Amphotericin B

Question 10

Onchomycosis

Answer 10

(1) Terbinafine

(2) Griseofulvin

Question 11

Mucormycosis

Answer 11

Amphotericin B (unlikely to help, however)

Question 12

Cryptococcal meningitis

Answer 12

Initially - Flucytosine + Amphotericin B

Later - Fluconazole

Question 13

Sporotrichosis

Answer 13

Itraconazole

Question 14

Asperigillosis

Answer 14

Voriconazole

Amphotericin B if angioinvasive

Question 15

M. furfur

Answer 15

Selenium sulfate

Question 16

C. difficile

Answer 16

Metronidazole, PO Vancomycin

Question 17

S. epidermidis

Answer 17

Vancomycin

Question 18

S. pneumoniae

Answer 18

(1) Macrolide

(2) Ceftriaxone

Question 19

Enterococcus

Answer 19

Linezolid, Tigecycline, Daptomycin

Question 20

MRSA

Answer 20

Vancomycin

Question 21

MSSA

Answer 21

Nafcillin

Question 22

H. pylori

Answer 22

PPI + Amoxicillin + Clarithromycin

Question 23

S. typhi

Answer 23

Fluoroquinolones (only in S. typhi, no S. enteridis)

Question 24

Y. pestis

Answer 24

(1) Streptomycin

(2) Tetracycline

Question 25

Pseudomonas

Answer 25

(1) Piperacillin + Sulfbactam (2) Fluoroquinolones (3) Aminoglycosides

Question 26

Proteus

Answer 26

TMP-SMX

Question 27

Cholera

Answer 27

Fluids, glucose and electrolytes

Question 28

Enterobius vermicularis

Answer 28

Albendazole; Pyrantel palmoate if pregnant

Question 29

Dermatophytes

Answer 29

Terbinafine

Question 30

Lyme disease (B. burgdorfori)

Answer 30

Doxycycline (early)or PCN-type (late)

Question 31

Nocardia

Answer 31

TMP-SMX

Question 32

Actinomyces

Answer 32

PCN G (IV)

Question 33

Neonates at risk for HBV

Answer 33

Anti-HBV Ig

Question 34

CMV

Answer 34

(1) Ganciclovir | 2) Foscarnet (if UL97 mutation

Question 35

Legionnaire's disease

Answer 35

(1) Fluoroquinolones | (2) Macrolides

Question 36

Pertussis

Answer 36

Macrolides

Question 37

H. influenzae

Answer 37

Ceftriaxone (systemic or meningitis) | Rifampin (prophylaxis)

Question 38

Tuberculois leprosy Lepromatous leprosy

Answer 38

Dapsone + Rifampin (9 mo.) Dapsone + Rifampin + Clofazimine (<5 yr.)

Question 39

Syphilis

Answer 39

PCN

Question 40

Q fever (Coxiella)

Answer 40

No treatment - self-limiting

Question 41

Gardnerella (bacterial vaginosis)

Answer 41

(1) Metronidazole | (2) Clindamycin

Question 42

Mycoplasma pneumoniae

Answer 42

Macrolides

Question 43

Rickettsiae

Answer 43

Doxycycline

Question 44

Tuberculosis

Answer 44

RIPE

Question 45

Chlamydia

Answer 45

Macrolide/Tetracycline + Ceftriaxone (to cover Gonorrhea)

Question 46

Listeria

Answer 46

Ampicillin

Question 47

Toxoplasmosis

Answer 47

Sulfadiazine + Pyrimethamine +/- folate

Question 48

Loa Loa

Answer 48

Diethylcarbamazine

Question 49

Anthrax

Answer 49

Fluoroquinolones + Doxycycline

Question 50

C. Perfringins

Answer 50

PCN G +/- Clindamycin

Question 51

Cat Scratch Disease (Bartonella hensleae)

Answer 51

Macrolide +/- Doxycycline

Question 52

Brucella

Answer 52

Doxycycline + Rifampin

Question 53

Pasteurella

Answer 53

PCN

Question 54

Gonorrhea

Answer 54

Ceftriaxone + Azithromycin/Doxycycline

Question 55

N. Meningitidis

Answer 55

Ceftriaxone; Rifampin prophylaxis

Question 56

Entamoeba histolytica

Answer 56

(1) Metronidazole | 2) Paromycin, Iodoquinol (luminal agents

Question 57

T. Brucei (CNS vs. blood)

Answer 57

CNS - Melarsoprol Blood - Suramin

Question 58

Trichomonas vaginalis

Answer 58

Metronidazole for both partners

Question 59

Naeglaria

Answer 59

Amphotericin B - unlikely to help, though

Question 60

Onchocera volvulus (river blindness)

Answer 60

Ivermectin

Question 61

S. Stercoralis

Answer 61

(1) Ivermectin | (2) Albendazole

Question 62

Wucheria boncrofti

Answer 62

Diethylcarbamazine

Question 63

Visceral larval migrans

Answer 63

Albendazole

Question 64

HSV meningitis

Answer 64

Acyclovir