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91 Cards in this Set
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bacterial pneumonia? |
penicillin if susceptible (MIC<0.1) 3G-ceph, high dose pen, fluoroquinolone (MIC between 0.1-1) fluoroquinolone, vancomycin, linezolid (MIC>1.0) **** NOT CIPROFLOXACIN*** |
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empyema? |
3GC + clindamycin, Pip-Tazo, or carbapenem |
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Lung abscess? |
Pip-Tazo, Ceftriaxone + metronidazole |
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Bordatella pertussis? |
Erythromycin drug of choice (macrolides) vaccine = Tdap (adults), Dtap (kids) |
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Legionnaire's Disease? |
Erythromycin drug of choice other macrolides, TMP/SMZ, tetracycline, quinolones 14-21d |
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Mycoplasma pneumonia? |
macrolides, quinolones (NOT CIPRO) |
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Chlamydia psittaci? |
doxy, tetracycline, macrolides, quinolones for 2-3 weeks |
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other atypical pneumonias? (Q fever, tularemia) |
tetracyclines, quinolones |
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Pneumocystic jaroveci (AIDS patients)? |
TMP/SMZ prophylaxis & Rx |
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ESBL-producing Enterobacteriaceae? (E. coli, Klebsiella, P. mirabilis) |
Carbapenems |
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Rheumatic fever prophylaxis? |
Sulfas |
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Nocardia infection |
Sulfas, minocycline |
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Toxoplasmosis? |
TMP/SMX |
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GI dysmotility disorders? |
Erythromycin |
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C. difficile? |
Fidaxomycin |
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Strep. pyogenes (GAS), S. pneumoniae, H. influenzae |
Clarithromycin and azithromycin (bactericidal) |
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macrolides - Gm+ bacteria |
clarithromycin |
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macrolides - Gm- bacteria |
azithromycin |
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Chlamydia and gonorrhea |
Azithromycin (single-dose Rx) |
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GI infections: H. pylori, C. jejuni, C. difficile |
Macrolides (fidaxo only for C. difficile) |
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M. avium intracellulare, other NTM |
clarithromycin and azithromycin |
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Rickettsial infections, Brucella, Lyme disease, Chlamydia, H. pylori, CA-MRSA (if S), acne |
tetracyclines |
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Stenotrophomonas maltophilia |
minocycline, TMP/SMZ, Ticarcillin/clavulanate (Timentin) |
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MSSA, MRSA, VISA, VRSA, MRSE, VRE, Pen-R Strep. pneumo (complicated skin/soft tissue, intra-abdominal infections, CA bacterial pneumonia) |
Tigecycline (avoid unless only choice) |
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Gram + cocci, Gram - cocci (Neisseria meningitidis), anaerobes (severe Clostridia) |
Penicillin G |
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Syphilis? |
Penicillin G |
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Gram + cocci and bacilli except L. monocytogenes, Enterococcus, MRSA |
methicillin, nafcillin, oxacillin, cloxacillin, dicloxacillin |
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severe penicillinase-producing S. aureus infections (not MRSA)? |
Nafcillin |
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serious enterococcus and Listeria infections? |
Ampicillin IV (given in combo with aminoglycoside for synergistic killing) |
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sinusitis, otitis, bronchitis, mild CA pneumonia? |
Amoxicillin PO |
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serious gram negative infections Bacteremia, pneumonia, endocarditis, osteomyelitis, UTI, pelvic & intra-abdominal infections |
Piperacillin |
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skin & soft tissue infections, surgical prophylaxis (except bowel or appendix) |
Cefazolin (1st gen) |
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CA-pneumonia (not nosocomial), epiglottitis, complicated sinusitis, bacteremia, soft-tissue infection, UTI |
Cefuroxime (2nd gen) |
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minor respiratory tract infections |
Cefaclor (2GC) |
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Gram negative gut anaerobes (Bacteroides fragilis) - intra-abdominal/pelvic, infected decubitus ulcers, mixed aerobic-anaerobic soft tissue infections, Pelvic infl. disease colorectal surgery of appendectomy prophylaxis |
Cephamycin/cefoxitin (2GC) |
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severe nosocomial infections caused by gram negative rods, bacterial meningitis, single IM injection for gonorrhea |
Ceftriaxone, IV (3GC) |
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2nd line for UTIs, sinusitis, otitis |
Cefixime, PO (3GC) |
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Serious Pseudomonas infections, empiric Rx of febrile neutropenic patients w/ incr. Pseudo risk |
Ceftazidime (3GC) |
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nosocomial infections where increased frequency of gram neg. infections are anticipated |
Cefepime (4GC) |
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MRSA! Gram negatives CA-pneumonia and complicated skin and skin structure infections incl. MRSA |
Ceftaroline (5GC) |
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Serious nosocomial gram-negative infections; not used alone empirically |
Aztreonam |
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Febrile neutropenia, mixed infections (abd/pelvis) - not alone or for serious Pseudomonas |
Carbapenems |
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polymicrobial infections, S. maltophilia, P. aeruginosa |
Ticarcillin/clavulanate (Timentin) |
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otitis, sinusitis, lower resp. infections, UTI, skin/soft tissue human & animal bites (S. aureus, beta-lactamase & oral anaerobes) |
Amoxicillin/clavulanate (Augmentin) |
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polymicrobial infections (P. aeruginosa, S. maltophilia), some ESBLs |
Piperacillin/tazobactam (Zosyn) |
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P. aeruginosa, most ESBL-producing Enterobacteriaceae |
Ceftolozane/tazobactam (Zerbaxa) |
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most Enterobacteriaceae, P. aeruginosa |
Ceftazidime/avibactam (Avycaz) |
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Gram+ in pt allergic to beta-lactams, Gram+ resistant to beta-lactams (MRSA, MRSE), Corynebacterium JK, severe C. difficile colitis |
Vancomycin |
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VRSA |
linezolid, quinu-/dalfopristin |
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skin, soft-tissue infections for resistant strains of staph, strep (not VRE), Clostridium, Peptococcus |
Telavancin |
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skin, skin-structure infections with resistant strains |
Dalbavancin, Oritavancin |
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Staph & Strep infections (not VRE) |
Quinupristin/dalfopristin (streptogramin) |
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VRE, some MRSA infections, some rapid-growing NTM infections |
Linezolid (oxazolidinones) |
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complicated skin/soft tissue infections, staphylococcal (MRSA) bacteremia |
daptomycin (cyclic lipopeptide) |
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Aerobic Gm- infections: urinary tract, bacteremia/sepsis, intra-abdominal (+ anti-anaerobic agent), pneumonia, tularemia Severe staph or strep infections in combo with pen or vanco |
Aminoglycosides (gentamicin, amikacin, streptomycin, tobramycin, neomycin) |
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enterococcal endocarditis |
gentamicin or streptomycin + penicillin or vancomycin |
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UTIs/prostatitis, GC, Chlamydia, chancroid, Traveler's diarrhea, Shigella, CA pneumonia, skin/soft tissue, bone/joint, acute otitis externa *Pseudomonas aeruginosa, enterics, Neisseria, H. flu |
Fluoroquinolones (ciprofloxacin NOT for CA pneumonia) |
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Gram-neg.: MDR P. aeruginosa, MDR Acinetobacter baumannii, MDR metallo-beta-lactamase producing Enterobacteriaceae |
Colistin (Polymyxin) |
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Pseudomonas aeruginosa |
aminoglycosides, quinolones, ceftazidime, cefepime, cefoperazone, carboxypenicillins (carbenicillin and ticarcillin), and ureidopenicillins (mezlocillin,azlocillin, and piperacillin), carbapenems (meropenem, imipenem, doripenem, but not ertapenem), polymyxins, aztreonam |
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TSS? |
Fluid replacement Empiric: clindamycin + vanco AND carbapenem or pip/tazo Specific: Clindamycin + nafcillin (MSSA); vanco or linezolid (MRSA); pen G (GpA strep, C. sordellii) |
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CA-MRSA? |
Tetracycline, TMP/SMX, clindamycin |
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Strep pneumo meningitis |
vancomycin, 3G cephalosporins |
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Strep viridans |
beta-lactams, gentamicin for synergistic killing alt: vancomycin, quinolones |
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group A strep |
beta-lactams; penicillin if pen allergy = erythromycin |
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group B strep |
penicillin, ampicillin, cephalosporins, vancomycin |
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Enterococcus species |
ampicillin & ureidopenicillins ampicillin + aminoglycoside for serious infections (ex: endocarditis) ampicillin alone for UTI alt: quinolones, tetracyclines, imipenem, linezolid |
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Diphtheria? |
administer antitoxin, erythromycin or penicillin Vaccine (DPT, Td booster every 10 yr) |
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Bacillus anthracis (Anthrax)? |
pencillin IV high doses Doxy or ciprofloxacin for terrorism |
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Listeria monocytogenes (Listeriosis)? |
IV ampicillin & gentamicin alt: trim/sulfa |
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Anaerobic infections |
Metronidazole, clindamycin, fidaxomicin, chloramphenicol |
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bacterial vaginosis (Gardernella vaginalis) |
Metronidazole |
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food-born botulism (C. botulinum) |
antitoxin & supportive care |
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Clostridium tetani (tetanus) |
antitoxin, Pen G, wound care, support tetanus toxoid vaccine |
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Clostridium perfringens gas gengrene |
extensive surgery + Pen G |
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anaerobic cocci infection |
penicillins, metronidazole, clindamycin |
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Bacteroides fragilis |
metronidazole, beta-lactam/lactamase inhibitor combos, carbapenems |
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Actinomyces |
high dose Pen G for long duration |
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Enterohemorrhagic e. coli |
rehydration, NO antibiotics |
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serious Salmonella infections |
cephalosporins, quinolones, aminoglycosides, TMP/SMZ |
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Shigella treatment |
cephalosporins, aminoglycosides, quinolones |
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Yersinia pestis |
gentamicin, streptomycin (glycopeptides) tetracycline or chloramphenicol vaccine - bubonic |
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Yersinia enterocolitica |
quinolones, trim/sulfa |
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Pseudomonas aeruginosa |
antipseudomonal beta-lactams (piperacillin), aminoglycosides, fluoroquinolones |
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Haemophilus influenzae |
life-threatening: IV 3GC, ampicillin other: amox/clavulanate, 2GC, quinolones, new macrolides, trim/sulfa |
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Pasteurella infection |
penicillin or tetracycline |
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Francisella tularensis |
streptomycin or gentamicin alt: doxy, ciprofloxacin, chloramphenicol |
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Brucella melitensis |
doxy + rifampin (or gentamicin) |
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Legionella |
azithromycin, ciprofloxacin |
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Vibrio cholerae |
rehydration & maintenance, tetracycline, doxy, quinolones, trim/sulfa |
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C. jejuni |
rehydration, erythromycin, other macrolides, quinolones |
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H. pylori |
PPI + amoxicillin + clarithromycin PPI + bismuth salt + tetracycline + metronidazole |