Antibiotic Duration of Therapy

Question 1

Bacteremia

Gram Negative Bacteremia

Answer 1

10-14 days

Question 2

Bone

Acute Osteomyletis

Answer 2

42-56 days
(6-8 weeks)

Question 3

Bone

Chronic Osteomyelitis

Answer 3

42 days
(6 weeks)

Question 4

Bone

Child Acute
Staph, Strep, Enterobacterales

Answer 4

21-28 days
(3-4 weeks) until ESR is normal

Question 5

Bone

Child, Acute
Meningococcal, Haemophilis

Answer 5

14-21 days

Question 6

CNS: Meningitis

N. meningitidis

Answer 6

7 days

Question 7

CNS meningitis

H. Influenzae

Answer 7

7 days

Question 8

CNS Meningitis

S. pneumoniae

Answer 8

10-14 days

Question 9

CNS Meningitis

L. monocytogenes

Answer 9

21 days

Question 10

Ear

Otitis Media

Answer 10

10 days (age <2 years)
5-7 days (age >/= 2 years)

Question 11

GI

Bacilliary Dysentery
(Shingeilosis)

Answer 11

1 dose, but up to 3 days if no response

Question 12

GI

Typhoid Fever

Answer 12

Azithromycin (5-7 days)
CTX (7-14 days)
FQ (7-10 days)

Question 13

GI

H. pylori

Answer 13

14 days

Question 14

GI

C.difficile

Answer 14

10 days

Question 15

Genital

Pelvic inflammatory Disease

Answer 15

14 days

Question 16

Heart

Pericarditis
(purulent)

Answer 16

28 days

Question 17

Joint

Septic Arthritis
(non gonoccocal) - Adult

Answer 17

14-28 days

Question 18

Joint

Septic Arthritis
non gonnoccal - child

Answer 18

10-14 days

Question 19

Joint

Disseminated Arthritis
gonnoccocal

Answer 19

7 days

Question 20

Kidney

Acute cystitis

Answer 20

3 days (FQ or Bactrim)
5 days (Nitrofurantoin)
1 day (Fosfomycin)

Question 21

Kidney

Acute Pyelonephritis

Answer 21

7 days (cipro)
5 days (Levaquin)

Question 22

Kidney

Asymptomatic bacteuria

Answer 22

No treatment unless pregnancy or urologic surgery

Question 23

GI

Peritonitis

Answer 23

4-7 days with source control

Question 24

Lung

PNA, pnuemocccal CAP

Answer 24

3-5 days vs. 5-14 days

Question 25

# Lung PNA, GNR PsA/VAP

Answer 25

7-8 days vs. 10-15 days

Question 26

# Lung PNA, staphylococcal

Answer 26

21--28 days (variable, until biomarkers normalize)

Question 27

# Lung PNA, legionella

Answer 27

7-10 days

Question 28

# Lung PNA, chlamydia, mycoplasma

Answer 28

Azithromycin 1 dose vs. 3 days 5 days vs. 10 days

Question 29

# Lung Lung Abscess

Answer 29

28-42 days

Question 30

# Muscle Gas gangrene, from clostridial

Answer 30

10 days depending on severity

Question 31

# Peritoneum Peritonitis, from bowel flora

Answer 31

4-8 days

Question 32

# Pharynx Strep pharyngitis

Answer 32

Group A: 10 days (PCN VK vs. 5 days (oral Cephalosporin or azithromycin Group C/G: 5 days

Question 33

# Pharynx Diphteria (membranous)

Answer 33

14 days (PCN G or erythromycin) If carrier: 1 dose (PCN G), 7-10 days of erythromycin

Question 34

# Prostate Chronic Prostatitis

Answer 34

30-90 days (bactrim) 28-42 days (FQ)

Question 35

# Sinuses Acute bacterial Sinusitis

Answer 35

3-7 days vs. 6-10 days

Question 36

# Skin Cellulitis

Answer 36

5-7 days

Question 37

# Systemic Brucellosis

Answer 37

42 days

Question 38

# Systemic Rocky Mountain spoted fever

Answer 38

until afebrile 2 days

Question 39

# Systemic Tularemia

Answer 39

7-21 days