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67 Cards in this Set
- Front
- Back
Site of inhibition:
Cell wall synthesis-bactericidal (2) |
beta-lactams and glycopeptides
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Site of inhibition:
Protein synthesis-bacteriostatic (except for 1) (7) |
aminoglycosides (bactericidal)
tetracyclines macrolides lincosamide streptogramins oxazolidinone lipopeptide |
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Site of inhibition:
Nucleic acid synthesis-bactericidal (2) |
fluoroquinolones and lipopetide
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Site of inhibition:
Metabolic inhibitors-bactericidal (1) |
sulfonamides
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cell wall synthesis inhibitors (2) have what type of action?
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bactericidal
beta-lactams and glycopeptides |
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protein synthesis inhibition (6 and 1) have what type (s) of action?
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bacteriostatic and aminoglycosides are bactericidal
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nucleic acid synthesis inhibitors (2) have what type of action?
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bactericidal
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metabolic inhibitors (1) have what type of action?
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bactericidal
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name the 6 bacteriostatic drug classes
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1. tetracyclines
2. macrolides 3. lincosamide 4. streptogramins 5. oxazolidinone 6. lipopeptide |
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4 types of beta lactams (cell wall synthesis inhibitors with bactericidal action)
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1. penicillins
2. cephalosporins 3. carbapenems 4. monobactams |
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penicillin, cephalosporins, carbepenems and monobactams are all bactericidal agents classified as ________ and inhibit ______________
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beta lacatms, cell wall synthesis inhibitors
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what type of agent are the following:
penicillin, cephalosporins, carbapenems, monobactams |
bactericidal beta lactams
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site of action for the 4 beta lactams?
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penicillin binding proteins (PBPs)
inhibit final transpeptidation step of peptidoglycan synthesis |
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two classes of cell wall synthesis inhibitors?
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beta lactams and glycopeptides
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vancomycin and bacitracin are bactericidal agents in what drug class
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glycopeptides
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vancomycin and bacitracin are glycopeptides that inhibit _____________ and are what type of agents
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inhibit cell wall synthesis and are bactericidal
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the 2 glycopeptides (cell wall synthesis inhibitors)
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vancomycin and bacitracin
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site of action for the 2 glycopeptides?
**what stage of synthesis do they inhibit? |
inhibits second stage of cell wall synthesis
vancomycin and bacitracin |
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Site of action:
PBP's-inhibit the final transpeptidation step of peptidoglycan synthesis |
beta lactams:
penicillins, carbapenems, cephalosporins, monobactams |
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Site of action:
Inhibit the second stage of cell wall synthesis by binding to D-alanyl D-alanine portion |
glycopeptides:
vancomycin and bacitracin |
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Gentamycin, Tobramycin and Amikacin are all what type of protein synthesis inhibitors?
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aminoglycosides
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Gent, tobra and amikacin have what type of action?
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bactericidal-aminoglycosides
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name the 3 aminoglycosides (protein synthesis inhibitors)
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gent, tobra, amikacin
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What is the main type of action that protein synthesis inhibitors exhibit, except for one?
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bacteriostatic
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Site of action:
30S ribosome-stop initiation of translation leading to misreading mRNA |
aminoglycosides:
gent, tobra, amikacin |
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What is the site of action of aminoglycosides (protein synthesis inhibitors)?
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30S ribosome-stop initiation of translation
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name the three tetracycline protein synthesis inhibitors
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doxycycline, tetracycline, tigecycline
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What type of action does doxy/tetra/tigecycline have?
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bacteriostatic-protein synthesis inhibitors
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Site of action:
30S ribosome-blocks tRNA attachment to ribosome causing no chain elongation |
tetracycline protein synthesis inhibitors:
tetra/doxy/tigecycline |
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tetra/doxy/tigecycline protein synthesis inhibitors have what site of action?
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30S ribosome-block tRNA attachment to ribosome
tetracycline-bacteriostatic |
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Name the three macrolides (protein synthesis inhibitors)
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eryth/clari/azithromycin
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Eryth/clari/azithromycin are what type of agents and inhibit what?
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bacteriostatic and inhibit protein synthesis
macrolides |
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Site of action:
50S ribosome-ribosomal initiation complex |
macrolides: eryth/clari/azithromycin
protein synthesis inhibitors |
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Macrolides (3) have what site of action?
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50S ribosome-ribosomal initiation complex
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Lincosamide drug (protein synthesis inhibitor)
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clindamycin
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What activity does clindamycin have and what does it inhibit
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bacteriostatic and inhibits protein synthesis
lincosamide |
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Site of action: similar to macrolides
50S ribosome-ribosomal initiation complex |
lincosamide-clindamycin, protein synthesis inhibitor
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Site of action of lincosamides (clindamycin)
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50S ribosome
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Name the two streptogramins (protein synthesis inhibitors)
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quinupristin and dalfopristin
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quinupristin/dalfopristin have what type of activity and inhibit what?
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bacteriostatic and inhibit protein synthesis
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Site of action:
50S ribosome-each distant step in synthesis |
quinupristin/dalfopristin-streptogramins
protein synthesis inhibitors |
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Quinupristin/Dalfopristin (streptogramins) site of action?
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50S ribosome
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What two drug classes (and drugs) have a site of action at the 30S ribosome and are protein synthesis inhibitors?
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aminoglycosides (gent,tobra,amikacin) and tetracyclines (doxy, tetra, tigecycline)
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Name the two oxazolidinone protein synthesis inhibitors
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linezolid and chloramphenicol
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linezolid and chloramphenicol have what type of action and inhibit what?
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bacteriostatic and inhibit protein synthesis
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Site of action:
50S ribosome-initiation of protein synthesis |
quinupristin/dalfopristin
streptogramins-protein synthesis inhibitors |
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Site of action:
50S ribosome-peptidyl transferase->prevent peptide bond formation |
linezolid and chloramphenicol
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site of action for linezolid and chloramphenicol (oxazolidinones)
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50S ribosome-peptidyl transferase preventing peptide bond formation
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Lipopeptide protein synthesis inhibitor
*also nucleic acid synthesis inhibitor |
daptomycin
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Daptomycin (lipopeptide) has was type of action and inhibits what (2)?
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bacteriostatic, inhibiting protein synthesis and bactericidal, inhibiting nucleic acid synthesis
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Site of action:
rapid cell membrane depolarization |
daptomycin (lipopeptide)
inhibitor of protein synthesis (static) and nucleic acid synthesis (cidal) |
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Site of action of daptomycin (lipopeptide)
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rapid cell membrane depolarization
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Two classes of nucleic acid synthesis inhibitors
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fluoroquinolones and lipopeptides
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Cipro/moxi/levofloxacin, metronidazole and rifampin are all
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fluoroquinolones-nucleic acid synthesis inhibitors
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Fluoroquinolones and Lipopeptide nucleic acid synthesis inhibitors have what type of action
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bactericidal
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Site of action:
DNA gyrase and topoisomerase II/IV |
cipro/moxi/levofloxacin fluoroquinolones
nucleic acid synthesis inhibitors |
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cipro/moxi/levofloxacin fluoroquinolones have what site of action
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DNA gyrase (G-) and topoisomerase II/IV (G+)
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Site of action:
DNA damage via ferredoxin |
metronidazole fluoroquinolone
nucleic acid synthesis inhibitor |
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Site of action of metronidazole fluoroquinolone?
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DNA damage via ferredoxin
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Site of action:
RNA polymerase-inhibiting RNA synthesis |
rifampin fluoroquinolone
nucleic acid synthesis inhibitor |
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Class of metabolic inhibitors
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sulfonamides
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Trimethoprim (TMP) sulfonamide has what type of action and inhibits what
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bactericidal and inhibits metabolism
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Site of action:
dihydrofolic acid reductase |
TMP
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TMP sulfonamide site of action
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dihydrofolic acid reductase
metabolic inhibitor |
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Sulfamethoxazole (SMX) sulfonamide has what type of action and inhibits what
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bactericidal and inhibits metabolism
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Site of action:
dihydropteroate synthase |
SMX sulfonamide
metabolic inhibitor |
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Site of action of SMX sulfonamide
metabolic inhibitor |
dihydropteroate synthase
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