Pharmacology MCQs
Pharmacology MCQs test knowledge of drug actions, interactions, classifications, pharmacokinetics, pharmacodynamics, and toxicology. Ideal for MDCAT, USMLE, FCPS, and NTS preparation, these quizzes strengthen medical understanding and boost exam performance through targeted practice.
Q: Aspirin inhibits pain by blocking
A) Sodium channels
B) COX enzymes
C) Beta receptors
D) Calcium receptors
Q: Paracetamol primarily acts on
A) Central nervous system
B) Liver cells
C) Respiratory tract
D) Kidneys
Q: Beta-blockers lower blood pressure by decreasing
A) Blood glucose
B) Heart rate
C) Oxygen saturation
D) Platelet count
Q: Warfarin prevents clot formation by inhibiting
A) Vitamin K action
B) Platelet aggregation
C) Fibrin production
D) Calcium absorption
Q: Atropine is classified as an
A) Antiviral agent
B) Anticholinergic drug
C) Antihistamine
D) Beta agonist