Antiviral Flashcards
Antiviral drugs that block viral entry
- Enfuvi
Most hematotoxic anti-HIV drug
Zidovudine
[HIV Antiviral]
Associated with pancreatitis NRTI
Didinosine
[HIV Antiviral]
Least hematotoxic NRTI
zalcitibine
[HIV Antiviral]
least potent NRTI
Lamivudine
[HIV Antiviral]
long half life, OK for pregnant NRTI
Emtricitabine
[HIV Antiviral]
Associated with hypersensitivity NRTI
Abacavir
[HIV Antiviral: NNRTI]
Associated with nightmares
Efivarenz
[HIV Antiviral: Protease inhibitors]
No insulin resistance
Atazanavir
Drugs for herpes
- Foscarnet
- Acyclovir
- Ganciclovir
Drugs for influenza
- Amantadine
2. Zanamivir
Drugs for HepB and HepC
- Lamivudine
- Ribavirin
- Boceprevir
- Sofosbuvir
- Interferon alpha
What are the steps in viral replication
- Attachment
- Penetration
- Uncoating
- Synthesis, nucleic acid
- Synthesis protein
- PACKaging
- release
What is the MOA of antiherpes drug?
inhibit viral DNA polymerase,
what activates acyclovir
viral thymidine kinase
[Drugs for herpes]
inhibits fusion between HSV envelope and plasma membrane
Docosanol
[Drugs for herpes]
flourinated pyrimidine nucleoside
Trifluridine
[Drugs for herpes]
inhibit the viral DNA polymerase of shingles and EBV
valomaciclovir
[Drugs for herpes]
prodrug of acyclovir
Valcyclovir
[Drugs for herpes]
does not cause chain termination
penciclovir
[Drugs for herpes]
prodrug converted to penciclovir
famciclovir
[Drugs for herpes]
that cause bone marrow suppresion
Ganciclovir
Valgancyclovir
CMV resistance to ganciclovir is due to?
mutation in viral DNA polymerase
___ given as intraocular implant for CMV retinitis
Ganciclovir
Drugs for CMV
- Ganciclovir
- Valganciclovir
- Cidofovir
Antiviral which can be given in cases of acyclovir- ajnd ganciclovir-resistance
Cidofovir
An antiviral that is a pyrophosphate analog
Foscarnet
What will you give to HSV strains with no thymidine kinase activity?
Foscarnet
What are the components of your HAART?
2 NRTI
1 PI
What are examples of your NRTI
- Abacavir
- Didanosine
- Emtricitabine
- Lamivudine
- Stavudine
- Tenofovir
- Zalcitabine, Zidovudine
[NRTI]
DOC to prevent maternal-fetal HIV transmission
Safe for pregnancy
- Abacavir
- Emtricitabine
- Lamivudine
- Tenofovir
What differentiates NRTI and NNRTI
- NRTI - phosphorylation needed
2. NNRTI - no phosphorylation needed
What are examples of your NNRTI
- Nevirapine
- Efavirenz
- Etravirine
- Delavirdine
- Rilpivirine
Cite examples of you protease inhibitors
all that ends in ‘NAVIR”
Protease inhibitor that cause peripheral neuropathy
Atazanavir
Protease inhibitor that cause hyperbilirubinemia and nephrolithiasis
Indinavir
___ binds to gp41 subunit
Enfuvirtide (prevents fusion)
____ CCR5 receptor antagonist
Maraviroc
___ integrase inhibitor leading to inhibition of strand transfer
rategravir
[Drugs for influenza]
inhibit early step replication, prevents uncoating
Amantadine
[Drugs for influenza]
cause livedo reticularis
Amantadine
Rimandatine
[Drugs for influenza]
used to treat parkinsonism
amantadine
[Drugs for influenza]
inhibits neuraminidase
Oseltamivir
Enzyme used to release progeny virus in influenza
neuraminase
[Drugs for influenza]
Causes bronchospasm in asthmatics
Zanamivir
What is the drug of choice for influenza
Oseltamivir
DOC for H1N1
Oseltamivir
[HepB and HepC drugs]
what are the contraindications to using interferon alpha for HBV and HCV
- Autoimmune disease
- history of cardiac arrhythmias
- Pregnancy
[HepB drug]
inhibits HBV DNA polymerase
- Lamivudine
- Adefovir
- Dipivoxil
- Entecavir
- Telbivudine
- Tenofovir
- Clevudine
Drugs used both in hepB and HIV
Lamivudine
[HepB drug]
causes lactic acidosis, renal and hepatic toxicity
Lamivudine
HBV and HIV coinfection increases the risk of what of lamivudine is used
pancreatitis
___ inhibit guanosine triphosphate formation
Ribavirin
antiviral drugsused for RSV
Ribavirin
Drug for RSV that uses a monoclonal antibody agains RSV antigen
Pavilizumab
immune response modifier effective for external genital and perianal warts
Imiquimod
used to treat subacute sclerosing panencephalitis
Inosine acedoben dimerpranol
___ a prodrug that become active uridine analog triphosphate. Used to treat HCV
Sofosbuvir
[HIV Drug]
NRTI given if creatinine clearance is <60
Abacavir
[HIV Drug]
used for patients 12 years old and above, CD4 >350, non pregnant, not on rifampicin containing regimen
Rilpinavir
[HIV Drug]
Adolescent >/10 years old
2NRTI + 1 NNRTI
Tenofovir + Lamivudine + Efavirenz
[HIV Drug]
Children 3 to less than 10 years old
2 NRTI + 1 NNRTI
Abacavir + Lamivudine + Efavirenz
[HIV Drug]
Neonates with Hct <40%
Abacavir over Zidovudine
[HIV Drug]
0-2 weeks old
Zidovudine + Lamivudine + Nevirapine
[HIV Drug]
2 weeks to 3 months old
Abacavir