Antifungal Drug Quiz: Treat The Infection

1. Which antifungal drug class inhibits ergosterol synthesis by blocking lanosterol 14α-demethylase?

Azoles

Polyenes

Echinocandins

Allylamines

2. Amphotericin B exerts its antifungal effect primarily by binding to what fungal cell membrane component?

Ergosterol

Chitin

β-glucan

Mannoproteins

3. Echinocandins such as caspofungin inhibit fungal cell wall synthesis by blocking which enzyme?

Chitin synthase

β-1,3-glucan synthase

Ergosterol synthase

Mannan synthase

4. Terbinafine is an allylamine antifungal used primarily to treat fungal infections of what tissue?

Skin and nails

Lungs

Meninges

Heart valves

5. Which statement about flucytosine (5-FC) is correct?

It acts as monotherapy for cryptococcal meningitis

It is typically combined with amphotericin B for synergy

It has excellent CNS penetration without dosing adjustment

It has minimal drug-drug interactions

6. Voriconazole is preferred over fluconazole for invasive aspergillosis because it has what pharmacological advantage?

Broader spectrum activity against Aspergillus species

Lower hepatotoxicity

Better renal penetration

No drug-drug interactions

7. Nephrotoxicity is a major adverse effect associated with which antifungal agent?

Fluconazole

Amphotericin B

Caspofungin

Griseofulvin

8. Griseofulvin is effective for treating fungal infections by accumulating in what tissue?

Liver

Keratin-containing tissues

Brain

Adipose tissue

9. Which antifungal drug is contraindicated in patients with prolonged QT interval?

Amphotericin B

Itraconazole

Terbinafine

Micafungin

10. Which antifungal class is bactericidal rather than fungistatic?

Azoles

Polyenes

Echinocandins

Allylamines

11. Fluconazole dosing must be adjusted in patients with significant renal impairment because of what characteristic?

Hepatic metabolism to toxic metabolites

Renal excretion of unchanged drug

High protein binding

Accumulation in adipose tissue

12. Which antifungal agent is most effective for treating Pneumocystis jirovecii pneumonia in HIV patients?

Fluconazole

Amphotericin B

Trimethoprim-sulfamethoxazole

Caspofungin

13. Which azole antifungal is most commonly used for oral candidiasis in immunocompromised patients?

Fluconazole

Itraconazole

Voriconazole

Posaconazole

14. Posaconazole has enhanced activity against which organism compared to itraconazole?

Candida auris

Cryptococcus neoformans

Aspergillus fumigatus

Histoplasma capsulatum

15. Anidulafungin differs from other echinocandins in that it undergoes what type of metabolism?

Hepatic metabolism via CYP450

Renal excretion unchanged

Spontaneous degradation

Biliary excretion

Antifungal Drug Quiz: Treat the Infection

1. Which antifungal drug class inhibits ergosterol synthesis by blocking lanosterol 14α-demethylase?

2.

What first name or nickname would you like us to use?

2. Amphotericin B exerts its antifungal effect primarily by binding to what fungal cell membrane component?

3. Echinocandins such as caspofungin inhibit fungal cell wall synthesis by blocking which enzyme?

4. Terbinafine is an allylamine antifungal used primarily to treat fungal infections of what tissue?

5. Which statement about flucytosine (5-FC) is correct?

6. Voriconazole is preferred over fluconazole for invasive aspergillosis because it has what pharmacological advantage?

7. Nephrotoxicity is a major adverse effect associated with which antifungal agent?

8. Griseofulvin is effective for treating fungal infections by accumulating in what tissue?

9. Which antifungal drug is contraindicated in patients with prolonged QT interval?

10. Which antifungal class is bactericidal rather than fungistatic?

11. Fluconazole dosing must be adjusted in patients with significant renal impairment because of what characteristic?

12. Which antifungal agent is most effective for treating Pneumocystis jirovecii pneumonia in HIV patients?

13. Which azole antifungal is most commonly used for oral candidiasis in immunocompromised patients?

14. Posaconazole has enhanced activity against which organism compared to itraconazole?

15. Anidulafungin differs from other echinocandins in that it undergoes what type of metabolism?