Antiviral Drugs (Cadet's Study Guide) Flashcards
What drugs are used to treat Influenza?
Amantadine, Rimantadine, Oseltamivir, Zanamivir
What are the mechanisms of anti-influenza drugs?
Uncoating inhibitors block M2 ion channels; neuraminadase inhibitor
Which drugs have the following mechanism: uncoating inhibitors that block M2 ion channels? What virus does it work against?
Amantadine & Rimantadine - Influenza
Which drugs have the following mechanism: neuraminadase inhibitor? What virus does it work agains?
Oseltamivir & Zanamivir - Influenza
What drug is used to treat HSV?
Acydovir
What drug is used to treat VZV?
Acydovir
What drugs are used to treat CMV
Ganicyclovir & Cidofir
What is the mechanism of anti-HSV drugs?
Nucleoside analog - added to growing chain of viral DNA, resulting in chain termination.
What is the mechanism of anti-VZV drugs?
Nucleoside analog - added to growing chain of viral DNA, resulting in chain termination.
What are the mechanisms of anti-CMV drugs?
Nucleoside analog - added to growing chain of viral DNA, resulting in chain termination; cytosine nucleotide analog.
Which drugs have the following mechanism: Nucleoside analog - added to growing chain of viral DNA, resulting in chain termination? What viruses do they work against?
Acyclovir - HSV & VZV; Ganicyclovir - CMV
Which drug has the following mechanism: cytosine nucleotide analog? What virus does it work against?
Cidofir - CMV
What drug is used to treat RSV?
Palvizumab
What is the mechanism of anti-RSV drugs?
Monoclonal antibody to RSV F fusion protein.
Which drug has the following mechanism: monoclonal antibody to RSV F fusion protein? What virus does it work against?
Palvizumab - RSV
What is the broad spectrum anti-viral drug?
Ribavirin
What is the mechanism of the broad spectrum drug?
GTP nucleoside analog interferes with viral RdRp.
What viruses does the broad spectrum drug work against?
RSV, HCV, Vaccinia, Monkeypox, other viruses.
Which drug has the following mechanism: GTP nucleoside analong that interferes with viral RdRp? What viruses does it work against?
Ribavirin - RSV, HCV, Vaccinia, Monkeypox, other viruses.
What drug is used to treat HCV?
Type I IFN
What is the mechanism of anti-HCV drugs?
Immune enhancement via immunomodulatory means: increases MHC-I expression of infected cells, leading to enhanced CD8 toxicity.
Which drug has the following mechanism: Immune enhancement via immunomodulatory means: increases MHC-I expression of infected cells, leading to enhanced CD8 toxicity? What virus does it work against?
Type I IFN - HCV
What drugs are used to treat HBV?
Lamivudine & Tenofovir
What are the mechanisms for anti-HBV drugs?
Reverse transcriptase inhibitor; reverse transcriptase & DNA polymerase inhibitor.
Which drug has the following mechanism: reverse trascriptase inhibitor? What virus does it work against?
Lamivudine - HBV
Which drug has the following mechanism: reverse transcriptase & DNA polymerase inhibitor?
Tenofovir - HBV
What drugs are used to treat HIV?
Zidovudine (ZDV/AZT), Lamivudine, Efavirenz, Ritonavir, Raltegravir, Enfuvirtide
What are the mechanisms for anti-HIV drugs?
Nucleoside reverse transcriptase inhibitor (added to growing chain; binds at RT active site), non-nucleoside reverse transcriptase inhibitor (binds directly to and alters RT), protease inhibitor (binds to HIV protease), integrase inhibitor (competitive inhibitor of Mg2+ & Mn2+, essential cofactors for integrase), fusion inhibitor (binds gp41 of HIV-1 envelope and prevents viral fusion and entry).
Which drugs have the following mechanism: nucleoside reverse transcriptase inhibitor (added to growing chain; binds at RT active site? What virus does it work against?
Zinovudine (ZDV/AZT) & Lamavudine - HIV
Which drug has the following mechanism: non-nucleoside reverse transcriptase inhibitor (binds directly to and alters RT)? What virus does it work against?
Efavirenz - HIV
Which drug has the following mechanism: protease inhibitor (binds to HIV protease)? What virus does it work against?
Ritonavir - HIV
Which drug has the following mechanism: integrase inhibitor (competitive inhibitor of Mg2+ & Mn2+, essential cofactors for integrase)? What virus does it work against?
Raltegravir - HIV
Which drug has the following mechanism: fusion inhibitor (binds gp41 of HIV-I envelope and prevents viral fusion and entry? What virus does it work against?
Enfuvirtide - HIV