021 Antimicrobial Drugs Flashcards

1
Q

What drug class is penicillin?

A

B lactam

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2
Q

What drugs can be used to inhibit protein synthesis?

A

Aminoglycosides and macrolides

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3
Q

What is a significant cause of healthcare associated infection?

A

C.difficile acquired disease that could lead to pseudomembranous collitis. When gut microbiota is damaged, this bacteria will replicate and cause damaged to the endothelium. It can cause gut to perforate and bleed out.

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4
Q

What drugs can be used to inhibit DNA synthesis?

A

Quinolones

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5
Q

Which drug is used to treat TB and how?

A

Rifampacin - It inhibits RNA polymerase

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6
Q

What drugs can be used to inhibit cell wall synthesis?

A

Glycopeptides by physical barrier and B lactams by inhibiting cell wall synthesis enzymes.

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7
Q

What drug class is cephalosporin?

A

B lactam

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8
Q

What drugs can be used to inhibit plasma membrane?

A

Fluroconzoles that interfere with ergosterol synthesis or antibacterial polymyxin B.

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9
Q

What is a consequence of using fluoroquinolones?

A

It can cause renal and cartilage damage. It is very damage and should be used topically.

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10
Q

What drugs can be used to inhibit folic acid synthesis?

A

Trimethoprim or sulphanamides, which inhibit the enzymes that synthesise folic acid by competitive inhibition. Purines and pyrimidines cannot be synthesized.

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11
Q

How does fluoconzole work?

A

Inhibit ergosterol synthesis on fungi

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12
Q

What is an example of a quinolones?

A

Ciprofloxacin, which inhibits supercoiling

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13
Q

What are some examples of antifolates?

A

Trimethoprim or sulphanamides

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14
Q

What drug class is erythromycin and clarithromycin? ?

A

Macrolides

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15
Q

What are examples of aminoglycosides?

A

Gentamicin, streptomycin,

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16
Q

Can renal damage by antimicrobial agent be reversed?

A

Yes but cartilage damage cannot

17
Q

What drug class is carbepenems?

A

B lactam