Antiviral Pharmacology
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NCLEX-PN › Antiviral Pharmacology
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1
What is acyclovir's mechanism of action?
Guanosine analog
CORRECT
M2 channel inhibitor
Neuraminidase inhibitor
Reverse transcriptase blocker
Explanation
Acyclovir is a guanosine analog, which works by inhibiting viral DNA polymerase. This slows down the rate at which viruses can replicate. Acyclovir is used primarily in the treatment of herpes simplex viruses 1 and 2, chickenpox, and shingles.
2
Foscarent is toxic to which of the following organs?
Kidneys
CORRECT
Heart
Liver
Bladder
Explanation
Foscarent can cause damage to the kidneys. To reduce the damaging effect, the patient may be put on intravenous fluids.