Anti Fungal Part 2 Flashcards
Pharmacokinetics of Azoles
Normal one
MOA of Azoles
Goal - Inhibition of Conversion of Lonosterol to ergosterol
Inhibition of enzyme C 14 alpha dementhylase…
Resistance in azole is due to
Mutations in C 14 alpha dementhylase
If Azoles are teratogenic what should we do
Don’t give them to pregnant women
Drug Interactions of azoles
These are enzyme inhibitors so shouldn’t be given with drugs catalyzed by those enzymes
Fluconazole least effective has activity against
Mold and yeasts type fungi
Candida Albicans
Cryptococcus neoformans
How Fluconazole is used for treatment of Vulvovaginal candidiasis
Induction Therapy with Amphotericin B in combination with Flucytosin
What are Terbinafine
Squalene epoxide inhibitors
How squalene is related to ergosterol
Squalene - Squalene epoxide - Lanosterol - ergosterol
Effectiveness of Terbinafine
More effective than Fluconazole
Use of Terbinafine
Onchomycosis fungal infection of nails.
Therapy duration is 3 months
Scalp
Groin area
Foot
Ring worm..
Spectrum of Terbinafine
Trichophyton
Epidermophyton
Scupulariopsis…
Half life of Terbinafine
200 hours so it has slow release
ADRs of Terbinafine
Visual and taste disturbance
MOA of Griseofulvin
Disruption of Mitotic Spindle Formation
And inhibition of mytosis