W05_09 Antibiotics Flashcards
ciprofloxacin kills what?
aerobic gram negative bacilli
levofloxacin, moxifloxacin, ofloxacin (resp fluoros) kill what?
aerobic gram negative bacilli
pneumonia bacteria;
aerobic gram positive cocci;
moxi- kills more anaerobes
macrolides in general kill which kinds of bacteria?
gram positive aerobic cocci
azithromycin kills what?
GP O2 cocci;
pneumonia;
some GN (diarrhea and gonorrhea)
metronidazole kills what?
c.diff!
anaerobes
clindamycin kills what?
anaerobes;
aerobic gram positive cocci (+MRSA -enterococci)
trimethoprin-sulphamethoxazole kills what?
broad spectrum, esp GN aerobic bacilli;
MRSA
vancomycin kills what?
GP O2 cocci (+enterococci +MRSA);
po vanco kills c. diff!
nitrofurantoin kills what?
GN O2 bacilli;
enterococcus
treatment for group A strep?
penicillin, amoxicillin;
first gen cephalosporins, macrolides, resp. fluoroquinolones
Rx for streptococcus pneumoniae?
penicillin or amoxicillin; 2/3rd gen cephs; macrolides; resp fluoros; doxycycline; vanco;
Rx for enterococcus fecalis?
amoxicillin;
vanco;
linezolid
Rx for staph aureus (methicillin sensitive)?
cloxacillin;
cephalosporin 1, vanco
Rx for MRSA in blood?
vanco;
linezolid
Rx for MRSA on skin or tissues?
clindamycin;
septra ds;
doxycycline
Rx for typical enteric pathogens?
cipro, cephs (3rd for GN O2 bacilli), amoxicillin-clavulanate;
aminoglycosides, pip-tazo, carbapenems;
septra or nitrofurantoin for cystitis
Rx for hemophilus influenzae?
amox-clav, ceph 2/3, resp fluor, clarithromycin, azithromycin
Rx for neisseria spp?
ceph 3 + azithromycin or doxy for gonorrhea (b/c chlamydia)