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Bacteria DOC's
Bug drugs of choice (DOC’s) - Medical Pharmacology 8/12/10
65
Pharmacology
Graduate
08/19/2010

Additional Pharmacology Flashcards

 


 

Cards

Term
CAP (outpatient)
Definition

p.o. macrolide (azithromycin or clarithromycin)

 

NB: "buy AT 30, CELL at 50."

buy

A=aminoglycosides,

T=tetracyclines

30=30S.

C=chloramphenicol,

E=erythromycin (macrolides),

L=Lincosamides (clindamycin)

L = cLindamycin

at 50

Term
CAP outpatient with structural lung disease (COPD, asthma)
Definition
p.o. "respiratory" FQ = levofloxacin or moxifloxacin (a "respiratory FQ" is a FQ good activity against strep pneumo)
Term
pneumonia (inpatient) (CAP that does not respond to outpatient tx with clari, or CAP in an untreated patient admitted to the hospital)
Definition

i.v. ceftriaxone or i.v. cefotaxime

(i.e. a 3rd gen cephalosporin = Gram '-' coverage > G '+'))

 

PLUS i.v. or p.o azithromycin (macrolide) or

i.v. moxifloxacin(4th gen FQ) or levofloxacin (2nd gen FQ)

 

 

 

 

NB: "buy AT 30, CELL at 50."

buy

A=aminoglycosides,

T=tetracyclines

30=30S.

C=chloramphenicol,

E=erythromycin (macrolides),

L=linezolid?,

L = cLindamycin

at 50

 

Term
inpatient pneumonia in a patient with PCN allergy
Definition
i.v. moxifloxacin or levofloxacin (fq's)
Term
hospital-acquired (nosocomial) pneumonia
Definition
i.v. piperacillin - tazobactam, or i.v. cefepime
Term
Strep pneumo (inpatient, identified by culture) e.g., meningitis, pneumonia
Definition
i.v. pen G send home on p.o. amoxicillin
Term
Pen G resistant strep (low level of PCN resistance)
Definition

i.v. cefotaxime, or i.v. ceftriaxone

(both 3rd gen cephalosporins)

Term
MDR strep pneumo (including high-level PCN-resistant) MDR strep pneumo includes isolates previously known as PRSP (penicillin-resistant Streptococcus pneumoniae), and are strains resistant to two or more of the following antibiotics: penicillin, 2nd generation cephalosporins, e.g., cefuroxime, macrolides, tetracyclines and trimethoprim/sulfamethoxazole.
Definition

i.v. vancomycin,

or

i.v. moxifloxacin or high-dose i.v. levofloxacin (fluoroquinolones)

Term
Legionella pneumonia
Definition

i.v. azithromycin(macrolide),

or

i.v. levofloxacin or moxifloxacin(fq)

 

 

macrolide (azithromycin or clarithromycin)

 

NB: "buy AT 30, CELL at 50."

buy

A=aminoglycosides,

T=tetracyclines

30=30S.

C=chloramphenicol,

E=erythromycin (macrolides),

L=Lincosamides (clindamycin)

L = cLindamycin

at 50

 

Term
PCP pneumonia
Definition

trimethoprim-sulfamethoxazole(larger than normal doses)

 

NB: this has the same MOA as pyrimethamine-sulfafiazine acting on the same pathway enzymes dihyropteroate synthetase and dihydrofolate reductase

Term
aspiration pneumonia
Definition

i.v. or p.o. clindamycin

 

macrolide (azithromycin or clarithromycin)

 

NB: "buy AT 30, CELL at 50."

buy

A=aminoglycosides,

T=tetracyclines

30=30S.

C=chloramphenicol,

E=erythromycin (macrolides),

L=Lincosamides (clindamycin)

L = cLindamycin

at 50

 

Term
outpatient URI in patient with PCN allergy
Definition
p.o. macrolide (clarithromycin, or azithromycin)
Term
beta-hemolytic strep (e.g., pharyngitis, tonsillitis)
Definition
i.v. pen G (inpatient) p.o. amoxicillin (outpatient)
Term
beta-hemolytic strep in patient with PCN allergy
Definition
p.o. clindamycin (textbooks) p.o. FQ = levo or moxi (real world)
Term
prophylaxis for
beta-hemolytic strep
Definition
i.m. procaine pen G, or i.m. benzathine pen G
Term
infected diabetic foot ulcer
Definition
i.v. piperacillin-tazobactam
Term
primary/secondary syphilis
Definition
i.m. benzathine penicillin
Term
neurosyphilis
Definition
i.v. penicillin G
Term
gonorrhea
Definition
single dose p.o. cefixime, or i.m. ceftriaxone(in the ER, about 50% ofpatients will receive p.o. cefixime and 50% will receive i.m. ceftriaxone - it hurts!)
Term
Community acquired meningitis
(empiric therapy when the bug is unknown), patient is one month to 50 y.o.
Definition
i.v. ceftriaxone or i.v. cefotaxime
PLUS
i.v. vancomycin
Term
community acquired meningitis empr ther
for
younger than one month or older than 50
Definition
i.v. ceftriaxone or i.v. cefotaxime + vanc
PLUS
i.v. ampicillin to cover Listeria
Term
bacterial meningitis where the bug has been identified (H. flu, strep pneumo, or Neisseria spp. identified by culture
Definition
i.v. cefotaxime or
i.v. ceftriaxone
Term
febrile neutropenia
(empiric therapy)
Definition
i.v. pip-tazo or i.v. cefepime
PLUS
i.v. vanc to cover gram (+) bugs
Term
cellulitis (MSSA) inpatient
Definition
i.v. oxacillin or i.v. nafcillin ($$$)
i.v. cefazoling (cheap)
Term
cellulitis (MSSA) outpatient
Definition
p.o. dicloxacillin or
p.o. cephalexin
Term
cellulitis (MSSA) outpatiens with PCN allergy
Definition
p.o. clindamycin or
p.o. doxycycline
Term
cellutlitis (MRSA)
Definition
p.o. clindamycin or
p.o. trim-sulfa or
p.o doxycycline
Term
MRSA (hospital)
Definition
i.v. vancomycin
Term
MRSA (hospital) in a patient who cannot tolerate vancomycin
Definition
i.v. daptomycin or
i.v. or p.o. linezolid
Term
MRSA pneumonia
Definition
i.v. vancomycin
Term
osteomyelitis (children
Definition
i.v. vancomycin
Term
Any SSTI caused by a "letter" strep
Definition
i.v. pen G (inpatient)
p.o amoxicillin (outpatient)
Term
otitis media
Definition

p.o. amoxicillin or p.o. amoxacillin +clavulanate(augmentin) or p.o. cefdinir

 

clavulanate is a beta lactamase inhibitor (nothing kills like a beta lactam)

Term
Pseudomonas
Definition
i.v. pip-tazo or
i.v. cefepime or
i.v. ceftazidime
Term
serious gram (-) infection in patients allergic to PCN's
Definition
aztreonam(monobactam)
Term
serious gram (-) infections (as empiric therapy)
Definition
antipseudomonal beta lactam PLUS an aminoglycoside
Term
surgical prophylaxis (not intra-abdominal)
Definition

i.v. cefazolin (1st gen Cef G+>G-)

 

 

Term
gut decontamination prior to GI surgery
Definition
p.o. neomycin (not abs from GI tract)
Term
perioperative prophylaxis for GI surgery
Definition
i.v. cefoxitin or i.v. cefotetan
Term
anaerobic infections (penetrating GI trauma, appendicitis, and lung abscesses
Definition
i.v. pip-tazo
Term
inpatient PID
Definition
i.v. cefoxitin or i.v. cefotetan PLUS i.v. doxycycline
Term
outpatient PID
Definition
single dose i.m. ceftriaxone PLUS po metronidazole (2 weeks) PLUS po doxycycline (2 weeks)
Term
anaerobic infections in PCN allergic patients
Definition
i.v. metronidazole
Term
enterococcus
Definition
i.v. ampicillin, if amp res use i.v. vanc if vanc res use i.v. or p.o. linezolid
Term
ampicillin-resistant enterococcus
Definition
i.v. vancomycin
Term
VRE
Definition
i.v. or p.o. linezolid
Term
gram (+) bacteremia
Definition
i.v. vancomycin (empiric therapy which should be adjusted based on culture results)
Term
C. dificile (pseudomembranous colitis)
Definition
p.o. metronidazole, if disease is severe use i.v. vancomycin
Term
Mycoplasma
Definition
p.o. doxycycline or P.o. macrolide
Term
Chlamydia
Definition

p.o. doxycycline(tetracycline)

or

p.o. macrolide(erythromycin or azithromycine)

Term
Rickettsia
Definition
p.o. doxycycline (tetracycline)
Term
Borrelia burgdorfi
Definition
p.o. doxycycline (tetracycline)
Term
Nocardia
Definition
trim-sulfa
Term
diarrhea (Salmonella, Shigella, E. coli or campylobacter)
Definition

p.o. ciprofloxacin

2nd gen fluoroquinolone

Term
uncomplicated UTI
Definition
p.o. trim-sulfa
Term
complicated UTI including UTI from a nursing home (empiric therapy)
Definition
i.v. cefotaxime or i.v. ceftriaxone or p.o. cefpodoxime
Term
pyelonephritis
Definition
i.v. ceftriaxone or
i.v. cefotaxime
send home on p.o. cefpodoxime
Term
UTI in Pregnant female
Definition
p.o. nirofurantoin
Term
TB (positive sputum)
(mneumonic RIPE)
Definition
all p.o.
rifampin
plus
isoniazid
pyrazinamide
ethambutol
Term
TB (AIDS)
Definition
all P.O.
rifabutin
plus
isoniazid
plus
pyrazinamide
plus
ethambutol
Term
Treatment of latent TB infection in patient with positive PPD but negative CXR and negative sputum
Definition
p.o isoniazid or
p.o. rifampin
Term
brucellosis
(often from eating unpasteurized cheese)
Definition
p.o. doxycycline
PLUS
i.v. gentamicin
Term
Mycobacterium avium
(AIDS patient)
Definition
p.o. or i.v. macrolide
PLUS
ethambutol
Term
acne
Definition
p.o. minocycline or
topical clindamycin or
topical erythromycin
Term
leprosy
(Myco leprae)
Definition
dapsone
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