Antifungals Flashcards
how many main families of antifungals
2
name the main families of antifungals
azoles and polyenes
give an example of an azole
fluconazole
fluconazole can be used to treat
both systemic and superficial fungal infections
although there are other azoles why is fluconazole important
fluconazole has relatively smaller chance of side effects
fluconazole resistance
Some resistant strains of Candida have been detected, so a susceptibility test will need to be done first before prescribing
azoles treatment for aspergillum infection
posaconazole
mode of action of fluconazole
inhibiting the cell wall synthesis, growth and cell adhesion- selective for fungal cytochrome P45- enzymes rather than human
mode of action of polyenes
inhibit cell membrane function
example of a polyene
nystatin
nystatin is prescribed as a
a topical treatment for Candida infection
why isn’t nystatin given via IV
can be toxic
name a polyene given IV
amphotericin
amphotericin prescribed for
systemic fungal infections