Antimicrobial Chemotherapy 3 Flashcards
What do polyenes bind to?
Ergosterol
Where are ergosterols found?
Fungal cell wall
Why are polyenes toxic?
They can bind to other sterols in mammalian cells i.e cholesterol.
What is the only polyene available for use?
Amphotericin B
What reduceds incidence fo side effects?
Lipid complexed formulation
What do azoles inhibit?
Ergosterol synthesis
What can azoles target?
Yeast
What are used to treat aspergillosis?
Voriconazole
Itraconazole
What is used to treat yeast?
Fluconazole
What do allylamines suppress?
Ergosterol synthesis
What is the only common allylamine?
Terbinafine
What are allylamines active against?
Dermatophytes
What do echinocandins inhibit?
Synthesis of glucan polysaccharide
What are the three types of echinocandins used against candida and aspergillus?
Caspofungin
Mycafungin
Anidulafungin
Few/Lots of viral diseases are treatable.
Few