Antimicrobials Flashcards

1
Q

MAC Prophylaxis, drug and CD4 count

A

Azithromycin, CD4 less than 50

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2
Q

Toxoplasmosis prophylaxis, drug and CD4 count

A

Bactrim or dapsone, CD4 less than 100

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3
Q

PJP prophylaxis, drug and CD4 count

A

Bactrim or dapsone, CD4 less than 200

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4
Q

Orbital cellulitis organism and tx

A

Staph or strep, IV vanco + cephalosporin

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5
Q

Salivary gland infection or stone organism and tx

A

S aureus, cephalosporin and duct dilation

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6
Q

Peritonsillar abscess organisms and tx

A

MRSA or GAS, Clindamycin or Ampicillin/sulbactam

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7
Q

Otitis externa organisms and tx

A

S pneumo, H flu, M catarhallis, topical flouroquinolone

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8
Q

Otitis media

A

S pneumo, H flu, M catarhallis, augmentin or amoxicillin

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9
Q

Pneumocystis jerovecii

A

Bactrim or pentamidine

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10
Q

Prostatitis

A

> 35 E coli, flouroquinolone or bactrim

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11
Q

Orchitis/Epididymitis

A

> 35 E coli, Cipro

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12
Q

UTI

A

E coli; flouroquinolone or bactrim

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13
Q

Pyelonephritis

A

E coli; Ciprofloxacin or levofloxacin

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14
Q

Endocarditis

A

Staph (acute) or strep (subacute), Amoxicillin or clindamycin if allergic

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15
Q

Acute rheumatic fever

A

Strep, amoxicillin or macrolide if allergic

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16
Q

Epiglottits pathogen

A

H flu

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17
Q

Pertussus

A

Bordatella pertussis, clarithromycin, azithromycin, bactrim

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18
Q

Healthy outpatient CAP

A

Strep pneumo, flouroquinolone, macrolide or doxy

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19
Q

Comorbid CAP

A

Strep pneumo; flouroquin, macrolide or doxy PLUS beta lactam (amoxicillin etc)

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20
Q

Inpatient CAP

A

Strep pneumo; macrolide + beta lactam

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21
Q

HAP

A

pseudomonas (>48 hrs after admission); piperacillin/tazobactam + levo, cipro, or tobramycin

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22
Q

Legionella

A

Azith, cipro, or levo

23
Q

Walking pneumonia

A

Mycoplasma, macrolides

24
Q

Aspiration pneumonia

A

Klebsiella, cephalosporins

25
Q

Valley fever (sw desert)

A

Coccidioides, itraconazole or fluconazole

26
Q

Soil fungal pneumo, can cause meningitis

A

criptococcus, Amphotericin B

27
Q

Fungal pneumo, birds, bats, or Mississippi valley

A

Histoplasmosis, Amphotericin B

28
Q

H. pylori

A

PPI + Amoxicillin + Metronidazole or clarithromycin

29
Q

Cholagitis

A

E coli; piperacillin/tazobactam or ticaracillin/clavulanate or ciprofloxacin

30
Q

Wilsons disease treatment

A

Penicillamine

31
Q

Appendicitis abx

A

piperacillin/tazobactam

32
Q

Diverticulitis abx

A

Metronidazole + quinolone

33
Q

Bloody diarrhea, abd tenderness, No fever

A

E. Coli. NO ABX because it could cause HUS

34
Q

Travelers diarrhea classification

A

3 loose stools in less than 24 hrs

35
Q

Travelers diarrhea tx

A

Flouroquinolones, antimotility agents

36
Q

C diff

A

Metronidazole is 1st line
Oral Vanco 2nd line
NO antimotility

37
Q

Trichomonas

A

Trichomonas vaginalis
Metronidazole or tinidazole
treat partner

38
Q

Gonorrhea

A

Ceftriaxone

treat partner

39
Q

Chlamydia

A

Azithromycin in one dose or
Doxycycline x 7 days
Treat partner

40
Q

PID

A

Ceftriaxone plus doxycycline

41
Q

Chancroid

A

H ducreyi
Azith or eryth
ceftriaxone
cipro

42
Q

Syphilis

A
Treponema palladium
less than 1 yr: one dose of pen G
greater than1 yr: Pen G multi dose
Allergy to Pen: Doxy or azith
Preg + Pen allergic: desensitize and give Pen G
43
Q

Three classes of abx used in Klebsiella pneumonia

A

Aminoglycosides
Cephalosporin
Flouroquinolone

44
Q

Two abx classes used to treat legionella

A

Macrolides

flouroquinolones

45
Q

Pseudomonas treatment classes

A

Beta lactam + quinolone or aminoglycoside

Quinolone + aminoglycoside

46
Q

MRSA pneumonia treatment

A

Vanc or linezolid + levo or cipro

47
Q

ICU strep pneumo treatment

A

Beta lactam + macrolide or flouroquin

48
Q

Inpatient non ICU strep pneumo treatment

A

Beta lactam + macrolide

49
Q

CAP with comorbidities

A

Flouro, doxy, or macrolide + beta lactam

50
Q

Healthy CAP treatment

A

Flouro, doxy or macrolide

51
Q

Aminoglycosides

A
Amikacin
Gentomycin 
streptomycin
tobramycin
neomycin
52
Q

Macrolides

A

Erythromycin
Azithromycin
Clarithrmycin

53
Q

PJP treatment

A

Bactrim or pentamidine

54
Q

3 abx regimins to treat diverticulitis

A

Metro and cipro
augmentin
bactrim