Cidofovir: Difference between revisions

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== Background ==
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==Background==
   
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*Acyclic nucleoside phosphonate that competes with cytosine nucleotides to inhibit viral DNA polymerase
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*Cytosine nucleotide analogue that inhibits DNA polymerase in [[human herpesviruses]]
 
 
*Indications: {{#ask: [[Is treated by::cidofovir]] | default=none}}
 
*Indications: {{#ask: [[Is treated by::cidofovir]] | default=none}}
   
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=== Spectrum of Activity ===
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===Spectrum of Activity===
   
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* Active against essentially all DNA viruses, including polyomaviruses ([[BK virus]], [[JC virus]]), [[human papillomavirus]], [[adenovirus]], all of the [[human herpesviruses]], poxviruses (including [[monkeypox virus]] and [[variola virus]])
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*Active against essentially all [[:Category:DNA viruses|DNA viruses]], including polyomaviruses ([[BK virus]], [[JC virus]]), [[human papillomavirus]], [[adenovirus]], all of the [[human herpesviruses]], poxviruses (including [[monkeypox virus]] and [[variola virus]])
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* Not active against h[[Hepatitis B virus|epatitis B virus]] or [[:Category:RNA viruses|RNA viruses]]
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*Not active against h[[Hepatitis B virus|epatitis B virus]] or [[:Category:RNA viruses|RNA viruses]]
   
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=== Pharmacokinetics and Pharmacodynamics ===
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===Pharmacokinetics and Pharmacodynamics===
   
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* Unlike [[ganciclovir]], it does ''not'' need phosphorylation by UL97
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*Unlike [[ganciclovir]], it does ''not'' need phosphorylation by UL97
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*Does not penetrate CSF
   
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== Dosing ==
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==Dosing==
   
 
*Should be given with [[probenecid]] 2 g IV prior to each dose
 
*Should be given with [[probenecid]] 2 g IV prior to each dose
   
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== Safety ==
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==Safety==
   
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*Major adverse effect is [[Adverse drug reaction::irreversible renal tubular necrosis]], which may be prevented by [[probenecid]]
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*Major adverse effect is dose-dependent, irreversible [[Adverse drug reaction::renal tubular necrosis]], which may be prevented by [[probenecid]]
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**Contraindicated when creatinine >132 μmol/L, CrCl <55 mL/min, or urine protein ≥100 mg/dL (2+ proteinuria)
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*[[Neutropenia]]
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*Acute [[iritis]]
   
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[[Category:Antivirals]]
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[[Category:Acyclic nucleoside phosphonates]]

Latest revision as of 19:14, 14 September 2020

Background

Spectrum of Activity

Pharmacokinetics and Pharmacodynamics

  • Unlike ganciclovir, it does not need phosphorylation by UL97
  • Does not penetrate CSF

Dosing

  • Should be given with probenecid 2 g IV prior to each dose

Safety

  • Major adverse effect is dose-dependent, irreversible renal tubular necrosis, which may be prevented by probenecid
    • Contraindicated when creatinine >132 μmol/L, CrCl <55 mL/min, or urine protein ≥100 mg/dL (2+ proteinuria)
  • Neutropenia
  • Acute iritis