Antimicrobials 2 Flashcards

0
Q

What is zanamivir used for?

A

Influenza A and B - decreases symptom duration if used within 48 hours of onset

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1
Q

How do amantidine, zanamivir and immunoglobulins work?

A

By preventing the virus from entering or leaving the cell

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2
Q

How dose acyclovir work and what is it used for?

A

HSV, VZV - works via TK to induce synthesis of false DNA

Selectively toxic

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3
Q

Under what drug class are acyclovir and ganciclovir?

A

Nucleosides/nucleotide analogues

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4
Q

What is ganciclovir used for?

A

Severe CMV infections in an immunocompromised host

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5
Q

Why is CMV resistant to aciclovir but not ganciclovir?

A

CMV doesn’t code for TK

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6
Q

What are antiretrovirals also called?

A

NRTIs - nucleotide reverse transcriptase inhibitors

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7
Q

Give an example of a NRTI?

A

Tenofovir

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8
Q

What is zidovudine?

A

Oral NRTI for AIDS

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9
Q

What is zanamivir otherwise known as?

A

Relenza

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10
Q

What is oseltamivir otherwise known as?

A

Tamiflu

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11
Q

What are zanamivir (Relenza) and oseltamivir (Tamiflu)?

A

Neuraminidase inhibitors used for flu

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12
Q

What is indinavir?

A

Protease inhibitor

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13
Q

What method is used to determine drug susceptibility via culture?

A

Kirby-Bauer method

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