Antiviral Drugs and Viral Respiratory Infections Quiz

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Questions and Answers

Which type of virus infects both people and a variety of animal hosts?

  • Respiratory syncytial virus
  • Influenza A virus (correct)
  • Adenovirus
  • Influenza B virus

Which virus infects only people?

  • Influenza A virus
  • Rhinovirus
  • Respiratory syncytial virus
  • Influenza B virus (correct)

Which virus is commonly associated with respiratory tract infections?

  • Influenza A virus
  • Respiratory syncytial virus (correct)
  • Norovirus
  • Influenza B virus

Antiviral drugs can be used as prophylactic agents?

<p>True (A)</p> Signup and view all the answers

Neuraminidase inhibitors have activity against both Influenza A and B viruses.

<p>True (A)</p> Signup and view all the answers

Antiviral drugs can be administered after 72 hours of onset of symptoms.

<p>False (B)</p> Signup and view all the answers

Oseltamivir: prodrug, administered orally , activated by hepatic esterases.

<p>True (A)</p> Signup and view all the answers

Amantadine and Rimantadine Activity against Influenza A viruses only.True or False

<p>True (A)</p> Signup and view all the answers

Which adverse effect is specifically associated with adefovir excretion in the urine?

<p>Nephrotoxicity (A)</p> Signup and view all the answers

What type of hepatitis B strains do adefovir dipivoxil have activity against?

<p>activity against lamivudine resistant (A)</p> Signup and view all the answers

Which of the following is a common adverse effect of adefovir dipivoxil?

<p>Abdominal pain (A)</p> Signup and view all the answers

What is the primary form of tenofovir that exhibits activity against HBV DNA polymerase and HIV reverse transcriptase?

<p>Nucleotide analogue of adenosine (B)</p> Signup and view all the answers

Which adverse effect is commonly associated with tenofovir use?

<p>Abdominal pain (A)</p> Signup and view all the answers

What is the primary activation process of tenofovir within the host cell?

<p>Activation by host cell kinases to diphosphate form (A)</p> Signup and view all the answers

Which strain of HBV does tenofovir exhibit activity against?

<p>Entecavir resistant strain (C)</p> Signup and view all the answers

What is the mode of action of efavirenz, etravirine, and rilpivirine?

<p>Noncompetitive inhibition of HIV reverse transcriptase (A)</p> Signup and view all the answers

Which of the following correct commonly used Antiviral Drugs / Treatment of HIV Infection NNRTIs :

<p>All of the above (D)</p> Signup and view all the answers

What is the requirement for activation of HIV reverse transcriptase by efavirenz, etravirine, and rilpivirine?

<p>No activation required (C)</p> Signup and view all the answers

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