Pharmacology MCQs
Pharmacology MCQs help learners understand the actions, interactions, uses, and side effects of various drugs. These questions cover pharmacokinetics, pharmacodynamics, drug classifications, and toxicology. Practicing them aids in mastering this crucial medical subject and performing well in exams such as MDCAT, USMLE, FCPS, and NTS.
Q: Warfarin acts by inhibiting
A) Fibrinolysis
B) Thrombin activity
C) Vitamin K epoxide reductase
D) Platelet function
Q: Primary adverse effect of aminoglycosides
A) Constipation
B) Hypoglycemia
C) Nephrotoxicity
D) Bronchospasm
Q: Naloxone is administered to reverse
A) Acetaminophen toxicity
B) Alcohol poisoning
C) Benzodiazepine toxicity
D) Opioid overdose
Q: Therapeutic use of salicylates
A) Analgesia
B) Antipsychotic action
C) Sedation
D) Antiviral activity
Q: Use of atropine in clinical emergency
A) Seizures
B) Bradycardia
C) Hyperkalemia
D) Anemia
Q: Drug causing ototoxicity and nephrotoxicity
A) Azithromycin
B) Chloramphenicol
C) Amikacin
D) Ceftriaxone
Q: Prophylactic drug for rheumatic fever
A) Ciprofloxacin
B) Tetracycline
C) Penicillin
D) Erythromycin
Q: Mode of action of sulfonamides
A) Inhibit DNA gyrase
B) Inhibit folate synthesis
C) Disrupt cell membrane
D) Interfere with peptidoglycan
Q: Cholinergic crisis is managed using
A) Pilocarpine
B) Atropine
C) Neostigmine
D) Physostigmine
Q: Teratogenic drug leading to phocomelia
A) Carbamazepine
B) Valproic acid
C) Thalidomide
D) Phenytoin