Pharmacology Practice

20 learning units • 10 questions per unit • 200 explained questions

Module 17 — Antimycobacterial, Antifungal & Antiviral Drugs

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Question 01 • Single best answer

Why is tuberculosis commonly treated with multiple effective drugs?

A. To ensure every drug has the same toxicity B. Because no TB drug has any individual activity C. To target the infection while limiting resistance emergence D. To eliminate the need for adherence

Question 02 • Single best answer

Which TB medicine is associated with peripheral neuropathy mitigated by appropriate pyridoxine use?

A. Ethambutol B. Rifampicin C. Isoniazid D. Clofazimine

Question 03 • Single best answer

Which TB drug can cause optic neuropathy?

A. Paracetamol B. Amiloride C. Ethambutol D. Loratadine

Question 04 • Single best answer

Which property of rifampicin explains many interactions?

A. Induction of drug-metabolizing pathways B. Universal inhibition of every renal transporter C. Direct blockade of insulin receptors D. Permanent paralysis of gut smooth muscle

Question 05 • Single best answer

Which leprosy medicine can cause hemolysis and methemoglobinemia?

A. Oxytocin B. Omeprazole C. Dapsone D. Clopidogrel

Question 06 • Single best answer

What is amphotericin B's main fungal target?

A. Bacterial penicillin-binding proteins B. Viral neuraminidase C. Membrane ergosterol D. Human H2 receptors

Question 07 • Single best answer

Which antifungal class inhibits beta-glucan cell-wall synthesis?

A. Azoles B. Polyenes C. Allylamines D. Echinocandins

Question 08 • Single best answer

Which viral enzyme helps selectively activate aciclovir in susceptible infected cells?

A. Neuraminidase B. Thymidine kinase C. Integrase D. Protease exclusively

Question 09 • Single best answer

Which antiviral is particularly associated with bone-marrow suppression?

A. Salbutamol B. Nifedipine C. Sucralfate D. Ganciclovir

Question 10 • Single best answer

What does oseltamivir inhibit?

A. HIV integrase B. Bacterial DNA gyrase C. Influenza neuraminidase D. Fungal beta-glucan synthase