Shared Flashcard Set

Details

anti-fungal drugs
fungal drugs
9
Medical
Graduate
09/19/2009

Additional Medical Flashcards

 


 

Cards

Term

Name the mechanism and toxicities

 

Amphotericin B

Definition

binds ergosterol --> fungal membrane disruption and osmotic lysis of the cell

 

toxicities: renal (dose-dependent azotemia), acute febrile reaction, chills, anemia, inflammation of vein at IV site

Term

Name the mechanism and toxicities

 

Ketoconazole

Definition

mechanism: inhibits CYP-450 enzyme system --> depletion of ergosterol --> makes fungal membrane permeable

 

toxicities: GI probls, hepatotoxicity, inhibition of testosterone synthesis, adrenal suppression

Term
This triazole is used for Candida albicans and cryptococcal meningitis
Definition
Fluconazole
Term

This triazole is useful for hisoplasmosis, coccidiodomycosis, blastomycosis, sporotichosis

 

has poor oral absorption, take it with Cola

Definition
Itraconazole
Term

This triazole is used for invasive aspergillus and fluconazole resistant candida

 

it has both oral and IV formulation

toxicities: visual changes, hepatotoxicity, rash

Definition
Voriconazole
Term
These echinocandins are glucan synthesis inhibitors given IV as salvage for patients with invasive aspergillosis and against candida
Definition
Capsofungin and micafungin
Term

This drug binds to ergosterol and causes cell lysis

 

It is too toxic to take parenterally and is only applied to skin and mucous membranes

 

"Swish and Swallow"

Definition
Nystatin
Term

interferes with synthesis of and polymerization of nucleic acid

 

used to treat dermatophyte infections

Definition
Griseofulvin
Term

deaminated to 5-fluoro-uraciil by the fungus and incorporated into RNA

 

used for some candida and cryptococcus infections

Definition
Flucytosine
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