Bugs and their Drugs Flashcards
Enterococcus faecalis Serious Infection
Ampicillin ( or Penicillin G) = Gentamicin or Streptomycin OR Vancomycin = (Gentamicin or Streptomycin), Daptomycin, linezolid, tigecycline
Enterococcus faecalis UTI
ampicillin, amoxicillin OR fosfomycin, nitrofurantoin
Enterococcus faecium
Linezolid, quinupristin/dalfopristin, daptomycin, tigecycline
Staph aureus/epidermidis (MSSA)
Nafcillin or oxacillin, Bacrim, FGC, BL
Staph aureus/epidermidis Hospital Aquired (MRSA)
Vancomycin +/- (gentamicin or rifampin) or daptomycin, linezolid, tigecycline, Bacrim, quinuprisin-dalfoprisin
Staph aureus/epidermidis Community Aquired (MRSA)
Clindamycin, Bacrim, Doxycycline or Daptomycin, linezolid, telavancin, tigecycline, or vancomycin
Streptococcus (Group A,B,C,G, strep bovis)
Penicillin G, Penicillin V, ampicillin or FGC, erythromycin, azithromycin, clarithromycin
Streptococcus pneumoniae Penicillin sensitive
Penicillin G, Penicillin V, ampicillin or FGC, doxycycline, azithromycin, clarithromycin, erythromycin
Strep pneumoniae Penicillin intermediate
High dose penicillin (12 million units/day for adults), ceftriaxone, cefotaxime
Strep pneumoniae Penicillin resistant
Vancomycin +/- rifampin, or per sensitivities: Cefotaxime, ceftriaxone, levofloxacin, moxifloxacin, gemifloxacin
Strep viridans
Penicillin G -/+ gentamicin, or, cefotaxime, ceftriaxone, erythromycin, azithromycin, clarythromycin, or vancomycin +/- gentamycin
Moraxella Catarrhalis
Amoxicillin-clavulanate, ampicillin-sulbactam, or, erythromycin, azithromycin, clarythromycin, doxycycline, SGC, cefotaxime, ceftriaxone, TGCPO
Neisseria gonorrhoeae Disseminated infection
Ceftriaxone or cefotaxime, Follow up: cefpodoxime, ciprofloxacin, levoflocacin
Neisseria gonorroeae Uncomplicated infection
Ceftriaxone, Cefotaxime, or cefpodoime
or Ciprofloxacin, levofloxacin
Neisseria meningitides
Penicillin G, Cefotaxime, ceftriaxone
Clostridium perfringens
Penicillin G +/- clindamycin, or metronidazole, clindamycin, doxycycline, cefazolin, cabapenem
Clostridium difficile
Oral metronidazole, oral vancomycin
Acinetobacter
Doripenem, inipenem, or meropenem +/- amikacin, ampicillin-sulbactam, colistin, tigecycline
Bacteroides fragilis
Metronidazole, BL/BLI, clindamycin, cefoxitin, cefotetan, carbapenem
Enterobacter
Carbapenem or cefepime +/- aminoglycoside or ciprofloxacin, levofloxacin, piperacillin - tazobactam, ticarcillin - clavulanate
Eschericha coli Meningitis
Cefotaxime, ceftriaxone, meripenem
E. coli systemic infection
Cefotaxime, ceftriaxone, BL/BLI, floroquinolone, carbapenem
C. coli UTI
Ampicillin, Augmentin, docycycline, cephaleixin, aminoglycoside, FGC, nitrofurantoin, fluoroquinolone
Gardnerella vaginalis
Metronidazole, Clinamycin
Haemophilus influenzae Meningitis
Cefotaxime or ceftriaxone, meripenem
Haemophilius influenzae Other infections
BL/BLI, or if beta lactamase negative, ampicillin or amoxicillin. Bactrim, cefuroxime, azithromycin, clarithromycin, fluorquinolone
Klebsiella pneumoniae
BL/BLI, cefotaxime, ceftriaxone, cefepime, carbapenem (Severe), floroquinolone
Legionella
Azithromycin, erythromycin +/- rifampin, or florpquinolone, Bacrim, clarithromycin, doxycycline
Pasturella Multocidia
Penicillin G, ampicillin, amoxicillin, doxycycline, BL/BLI, Bactrim, cefriaxone
Proteus mirabilis
ampicillin, Bacrim
Proteus Complex infection
Cefotaxime, ceftriaxone, floroquinolone, BL/BLI, aztreonam, aminoglycoside, carbapenem
Providencia stuartii
Amikacin, cefotaxime, ceftriaxone, floroquinolone, bacrim, aztreonam, carbapenem
Pseudomonas UTI
Aminoglycoside, Ciprofloxacin, Levofloxacin
Pseudomonas Systemic
Cefepime, Ceftazidime, doripenem, imipenem, meropenem, Piperacillin-tazobactam, or ticarcillin-clavulante + aminoglycoside, Azotreonam, ciprofloxacin, levofloxacin, colistin
Salmonella typhi
Ciprofloxacin, levofloxacin, ceftriaxone, cefotaxime, Bacrim
Serratia marcescens
Ceftriazone, cefotaxime, cefepime, ciprofloxacin, levofloxacin, aztreonam
Stenotrophomonas
Bactrim, Sensitives: ceftazidime, doxycycline, minocycline
Chlamydia Pneumonia
doxycycline, Azithromycin, clarithromycin, or floroquinolones
C. trachomatis
Azithromycin, doxycycline, levofloxacin, erythromcyin
Mycoplasma Pneumoniae
Azithromycin, clarithromycin, erythromycin, fluoroquinolone, doxycycline
Treponema Pallidum neurosyphilis
Penicillin G, Cetriazone
Treponema Pallidum Primary or seconday
Benzathine, penicillin G, Ceftriaxone, doxycycline
Borrelia burgdorferi
Ceftriaxone or cefuroxime, doxycline, amoxicillin, high-dose penicillin, cefotaxime