Antimicrobial Agents Flashcards
Antibiotic vs. skin infection (Staph Aureus)
Flucloxacillin
Antibiotic vs. CAP (mild)
Amoxicillin (or macrolide if pen allergic)
Antibiotic vs. CAP (severe) (x2)
Co-amoxiclav and clarithromycin (macrolide)
Antibiotic vs. Atypical CAP (x2)
Doxycycline + Clarithromycin
Antibiotic vs. Bacterial Meningitis (meningococcus/streptococcus)
Ceftriaxone
Antibiotic vs. HAP (x2)
Ciprofloxin + Vancomycin
Antibiotic vs. Pharyngitis (B haemolytic Strep)
Benzypenicillin
Antibiotic vs. UTI (community aquired)
Trimethoprim/Nitrofuratoin
Antibiotic vs. UTI (hospital aquired) (x2)
Co-amoxiclav or Cephalexin
Antibiotic vs. Colitis (C. diff)
Metronidazole
Antibiotic vs. neutropenic sepsis (x2)
Tazocin and Gentamycin
Antibiotic vs. severe sepsis (x3)
Tazocin/ceftriaxone + metronidazole
Class of drug: Ceftrioxone
Cephalosporin (B lactams)
Inhibit cell wall synthesis
Class of drug: Meropenem
Carbapenem (B lactams)
Inhibit cell wall synthesis
What is co-amoxiclav?
Amoxicillin (B lactam abx) and Clavulanic Acid (a B lactamase inhibitor)
What is Tazocin?
Tazobactam (B lactamase inhibitor) and Piperacillin (ureidopenicillin - B lactam abx)
Class of drug: Gentamicin
Aminoglycoside
Inhibits protein synthesis
Class of drug: Doxycycline
Tetracycline
Inhibits protein synthesis
Class of drug: Erythomycin
Macrolide
Inhibits protein synthesis
Class of drug: Clarithromycin
Macrolide
Inhibits protein synthesis
Class of drug: Linezolid
Oxazolidinone
Inhibits protein synthesis
Class of drug: Ciprofloxin
Fluoroquinone
Inhibits DNA synthesis
Class of drug: Metronidazole
Nitroimidazole
Inhibits DNA synthesis
MOA: Rifampacin
Inhibits RNA synthesis
Class of drug: Colistin
Polymyxin
Cell membrane toxin
Class of drug: Daptomycin
Cyclic lipopeptide
Cell membrane toxin
Class of drug: Sulfamethoxazole
Sulphonamide
Inhibits folate metabolism
Class of drug: Trimethoprim
Diaminopyrimidine
Inhibits folate metabolism
What is co-trimoxazole?
Trimethoprim and sulfamethoxazole
Treatment for MRSA?
Vancomycin
Treatment for S. Aureus (eg. cellulitis)?
Flucloxacillin
Treatment for psudomonas spp?
Tazocin
Treatment for Legionella?
Macrolide + Rifampicin
What gram stain do Carbapenems treat? (eg. Meropenem)
G -ve
Treatment vs. intracellular chlamydia?
Doxycyline (tetracycline)
Treatment for G+ve if pen allergic?
Erythromycin (macrolide)
Treatment for Bacterial Conjunctivitis
Chloramphenicol eye drops
Treatment vs. anaerobes and protozoa?
Metronidazole (Nitroimidazole)
Treatment for mycobacteria (TB)?
Rifampacin
Treatment for PCP (pneumocystitis jirovecii)
sulfamethoxazole
DNA synthesis inhibitors
1 good vs anaerobes, 1 bad vs anaerobes
Fluroquinolones (Ciprofloxin) - bad vs. anaerobes
Nitroimidazoles (Metronidazole) - good vs. anaerobes and protozoa
B lactam with anti-pseudomonal activity
Piperacillin (part of Tazocin, an extended spectrum penicillin)
Broad spec abx, usually given with a B lactamase inhibitor?
Amoxicillin (part of co-amoxiclav with clavulanic acid)