Antibiotics part 2 Flashcards
cephalosporins (names and generations)
1: cephalexin, cefadroxil, cefazolin
2: cefatetan (IV), cefuroxime (+/- axetil –IV/PO), cefaclor (PO)
3: ceftriaxone (IV), ceftazidime (IV), cefdinir (PO)
4: cefepime
5: ceftaroline
cephalosporin MOA
PBP inhibitor
1st gen cephalosporin indication
SSTI (impedigo 1st line)
cellulitis
zolin: pre-op
2nd gen cephalosporin indication
Group A strep
SSTI
early lyme
not really first line for anything
3rd gen cephalosporin indication
trioxone: gonorrhea (1st line)
tazidime: pseudomonas
4th gen cephalosporin indication
pneumonia
pseudomonas
5th gen cephalosporin indication
MRSA
CAP
cephalosporin ADRs
N/V/D c. diff abd pn hepatitis candidiasis pancytopenia
cephalosporin CI
anaphylaxis with PCN
Monobactam (name)
aztreonam
Monobactam MOA
PBP inhibitor
Monobactam indication
pesudomonas
septicemia
lower RTI
Monobactam ADRs
V/D c. diff toxic epidermal necrolysis (TEN) -- rare pancytopenia weakness/myalgia
Monobactam cautions
renal dosing
carbapenem (names)
imipenem
ertapenem
doripenem
meropenem
carbapenem MOAs
PBP inhib
imipenem inidcation
sepsis, intra-abd infect
ertapenem indication
sepsis, intra-abd infect
pre-op
PID
doripenem indication
sepsis, intra-abd infect
meropenem indication
sepsis, intra-abd infect
pneumonia
SSTI
meningitis
carbapenem ADRs
N/V/D
c.diff
elevated LFTs
seizure
carbapenem drug interacitons
valproic acid
probenecid
macrolides (names)
erythromycin
clarithromycin
azithromycin
macrolides MOA
50s ribosomal subunit inhibitor
bacteriostatic until its cidal
erythromycin indications
gastroparesis CAP (1st line) PCN-allergic AOM, strep chlamydia in newborn pertussis/diptheria rheumatic fever prophylax (DOC)
clarithromycin indications
H. pylori/duodenal ulcer (DOC) mycobact infection (DOC for HIV) CAP PCN-allergic AOM, strep pertussis/diptheria
azithromycin indications
chlamydia mycobact infection (DOC for HIV) acute exacerbations of COPD CAP PCN-allergic AOM, strep pertussis/diptheria
macrolide ADRs
long QT p450 3A4 inhibitor and substrate (clarithro and erythro) N/V/D/cramps SJS/TEN seizure interstital nephritis hearing loss dysguesia (clarithro)
Ketolide (names)
telithromycin
ketolide MOA
50S ribosomal substrate inhibitor
bacteriocidal
ketolide inidications
MDR strep pneumo (esp PCN-resistant)
CAP
ketolide CI
myasthenia gravis
liver problems
ketolide ADRs
liver and kidney probs/monitor
p450 metab
lincosamide (names)
clindamycin
lincosamide MOA
50S ribosomal inhibitor
bacteriostatic until its cidal
lincosamide indications
sepsis
malaria
AOM/RTI/strep (PCN-allergic)
SSTI and other anaerobe infections
lincosamide ADRs
N/V/D (will get D) c.diff rash jaundice/increase LFT leukopenia, eosinophilia (rare)
tetracycline (names)
tetracycline minocycline doxycycline tigecycline demeclocycline
tetracycline MOA
30S ribosomal inhibitor
bacteriostatic