Antibiotics Flashcards
GAS
Penicillin or Amoxicillin (if allergic then azithro)
Strep agalactiae
Penicillin or amoxi for non sepsis amd enigitis
Neonatal meningitis - cefotaxime + ampicillin
Strep viridans
Penicillin
Strep pneumoniae
M (adult) - ceftriaxone/cefotaxime + vancomycin (+ampi if pregnant) O - Ampicillin/ Amoxicillin P - Amoxicillin (mild) Levofloxocin (mild or severe) Ceftriaxone+Azithromycin/Doxy (severe) S/S - Ampicillin/ Amoxicillin
Enterococcus
Ampicillin if susceptible, then Vanco if ampi resistant, then linezolid or dapto if VRE
staph sapro
TMP/SMZ
staph epid
vancomycin and remove/replace device; if resistant then linezolid or daptomycin
staph aureus
1st line - nafcillin - MSSA or cefazolin (IV)/cephalexin (oral)
MRSA - vancomycin (mostly IV) or daptomycin or linezolid, 2nd line - ceftaroline, TMP/SMZ, doxycycline, clindamycin
actinomyces
penicillin
nocardia
tmp/smz
c. diphtherium
DtAp child or tdap booster vaccine or anti toxin and do not scrape membrane
listeria
ampicillin
bacillus cereus
tetracycline or levofloxacin
c. diff
oral vanco - colitis, metronidazole (oral or IV)
c. perfringes
penicillin
c.botulinism
anti-toxin
c. tetani
anti-toxin, tdap/dtap vaccine
Myco fortuitum
clarithromycin + amikacin (if necessay) and surgical debridement