Antibiotics - Cell Wall Synthesis Inhibitors Flashcards

1
Q

i am FURious and I will KILL you! ginamit pa nAMIN ang VAN to buy GRAMs of FLOUR and a PEN from the METRO!

A

Bactericidal Antibiotics - Nitrofurantoin, Aminoglycosides, Vancomycin, Streptogrammin, Fluoroquinolones, Penicillin, Metronidazole

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2
Q

ERYs and CLIff are ecSTATIC! they went to SMX to TRIM LINEz in the CHLORinated TETRApack.

A

Bacteriostatic Antibiotics - Erythromycin, Clindamycin, Sulfamethoxazole, Trimethoprim, Linezolid, Chloramphenicol, Tetracycline

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3
Q

Bacterial Cell Wall Synthesis Inhibitors

A

Penicillins, Cephalosporins, Carbapenems, Aztreonam

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4
Q

Beta Lactamase Inhibitors

A

Clavulanic Acid, Sulbactam, Tazobactam

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5
Q

Inhibits D-Ala-D-Ala terminus of nascent peptidoglycan

A

Vancomycin, Teicoplanin (SimD)

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6
Q

Bacterial Cell Wall Synthesis Inhibitor MOA

A

Beta Lactam enters cytoplasm via PORINS and binds to penicillin-binding-proteins (PBP) inhibiting transpeptidation at the cell wall

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7
Q

Enzymatic hydrolysis of the beta-lactam ring

A

Beta Lactamase

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8
Q

Mechanism of Penicillin resistance

A

Beta Lactamase
PBP structural change
Porin structure change

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9
Q

Penicillin V route of administration

A

Oral

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10
Q

Penicillin G route of administration

A

Injection

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11
Q

Narrow spectrum Penicillin

A

Pen V, Pen G

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12
Q

Streptococcal, Pneumococcal, Meningococcal and Syphilis DOC

A

Pen V, Pen G

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13
Q

Very Narrow spectrum Penicillin

A

Methicillin (Nafcillin, Oxacillin, Cloxacillin)

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14
Q

Staphylococcal DOC

A

Methicillin

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15
Q

Beta lactamase resistant Penicillin

A

Methicillin

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16
Q

Penicillin causing interstitial nephritis

A

Methicillin

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17
Q

Penicillin causing neutropenia

A

Nafcillin

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18
Q

Extended spectrum Penicillin

A

Amoxicillin, Ampicillin

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19
Q

Hemophilus, Enterococci, Listeria, Proteus, Salmonella, E. Coli DOC

A

Amoxicillin, Ampicillin

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20
Q

Anti-pseudomonal Penicillin

A

Ticarcillin, Carbenicillin, Piperacillin

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21
Q

Bacterial Cell wall synthesis inhibitor with greatest bone and soft tissue penetration

A

Cephalosporin

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22
Q

First Generation Cephalosporin

A

(-FAD, -FAZ-, -PH-)

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23
Q

Proteus, E. Coli, Klebsiella

A

First Generation Cephalosporin

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24
Q

Increases nephrotoxicity with aminoglycosides

A

First and Second Generation Cephalosporins

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25
Cross-allergenicity with Penicillin
Cephalosporins
26
Second Generation Cephalosporin
(-FAM, -FOX, -FOR, -FUR, -TEA, -LOR, -AZOLE, -PRO, -FON)
27
Hemophilus, Enterobacter, Neisseria, Proteus, E. Coli, Klebsiella, Serratia
Second Generation Cephalosporin
28
HEN PEcKS
Second Generation Cephalosporin
29
FIRST PEcK
First Generation Cephalosporin
30
FAM FOX FOR FUR TEA LOR AZOLE PRO FON
Second Generation Cephalosporin
31
FEnge PO ng PERA to FIX my FT3 and TAX
Third Generation Cephalosporin
32
Third Generation Cephalosporin
FE, PO, PERA, FIX, TAX, FT
33
Anti-pseudomonal Cephalosporin
Ceftazidime, Cefepime, Cefoperazone
34
Fourth Generation Cephalosporin
Cefepime
35
Synergistic with Aminoglycosides
Third Generation Cephalosporin
36
Beta lactamase resistant Cephalosporin
Cefepime
37
Gram + >> Gram -
Third Generation Cephalosporin
38
Wide Gram + and Gram - coverage
Fourth Generation Cephalosporin, Carbapenems
39
Carbapenems
Imipinem-Cilastatin, Ertepenem, Meropenem
40
Side effect of Carbapenems
CNS toxicity
41
Reserved for life-threatening infections
Carbapenems
42
Prolongs action of Imipinem
Cilastatin (inhibit renal metabolism)
43
Monobactam
Aztreonam
44
Beta lactamase inhibitor resistant Gram -, Pseudomonas, Klebsiella, Serratia
Aztreonam
45
Aztreonam features
Does not cross-react with Penicillin Resistant to Beta Lactamase No Gram + or Anaerobe activity
46
Beta-lactamase producing Hemophilus, E. coli, Neisseria, Streptococcus
Clavulanic Acid
47
Vancomycin Class
Glycopeptide
48
MRSA and Pseudomembranous colitis DOC
Vancomycin
49
Syndrome caused by Vancomycin
Red Man Syndrome
50
Treatment of Vancomycin side effect
Antihistamines
51
Bacitracin MOA
Topical drug that inhibit cell wall synthesis of Gram + bacteria only
52
Antimetabolite that blocks D-Ala incorporation into the pentapeptide side chain of peptidoglycan
Cycloserine
53
Second line drug for Drug Resistant TB
Cycloserine
54
Side effect of Cycloserine
Neurotoxicity
55
More bacteria killed as plasma concentration exceed MIC
Concentration-Dependent Antibacterial Action
56
Efficacy is dependent on time above MIC
Time-Dependent Antibacterial Action
57
Concentration-Dependent or Time-Dependent: | Penicillin
Time-Dependent
58
Concentration-Dependent or Time-Dependent: | Aminoglycoside
Concentration-Dependent
59
Concentration-Dependent or Time-Dependent: | Cephalosporin
Time-Dependent
60
Antibacterial effect continues despite absence of measurable plasma level
Post-antibiotic Effect
61
Drugs that exhibit post-antibiotic effect
Aminoglycosides and Fluoroquinolones