pharmacology MCQs – Page 2

Practise focused pharmacology questions with marked answers for exam preparation and subject revision.

pharmacology Mcqs
21. A patient with grand mal epilepsy would likely be under treatment with_____________?
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A. Pentobarbital

B. Meprobamate

C. Trimethadione

D. Phenytoin
22. Neusea and vomiting that are associated with administration of opioid analgesic is the result of stimulation of the_____________?
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A. Limbic system

B. Emetic system

C. Chemoreceptor trigger zone (CTZ)

D. Opioid receptors in G.I.T

23. Clotting time is most like to be prolonged by the administration of____________?
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A. Barbiturates

B. Acetominophen

C. Acetyl salicylic acid

D. Vitamin K

24. The Ethyl alcohol (Ethanol) is more effective when mixed with water and used as_____________?
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A. 60 to 70 percent

B. 40 to 50 percent

C. 20 to 30 percent

D. 10 to 20 percent

25. Which of the following drugs is currently widely used in treating opioid dependent individuals?
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A. codeine

B. Alphaprodine

C. Pentazocine

D. Methadone
26. Narcotic overdose can be antagonized by______________?
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A. Naloxane

B. Diphenhydramine

C. Nalorphine

D. Atropine

27. Thiopentone action is terminated by______________?
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A. Excretion

B. Redistribution

C. Metabolism

D. Recycling

28. Birbiturates in pediatrics is_____________?
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A. Not much use

B. Low safety

C. Can be used safely

D. Contraindicated

29. Amitryptyline is a____________?
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A. Antibiotic

B. Sedative

C. Tricyclic antidepressant

D. Diuretic

30. Thyroid storm can be treated by all the following drugs EXCEPT______________?
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A. Dexamethasone

B. Aspirin

C. Propylthiouracil

D. Propranolol

31. Verrils sign is seen in_________________?
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A. Digitalis toxicity

B. Diazepam administration

C. Pagets disease

D. Unconscious states

32. The rate of injection of intravenous Valium is_______________?
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A. 1 mg / min

B. 2.5 ml / min

C. 1 ml / min

D. 2.5 mg / min

33. A common side effect associated with all NSAID drugs is_______________?
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A. Drowsiness

B. Constipation

C. Gastric irritation

D. Xerostomia

34. Aspirin is avoided in children with influenza infection because of association______________?
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A. Acid-base imbalance

B. Diarrhoea

C. Reyes syndrome

D. Nausea

35. BEnzodiazepines are true in___________________?
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A. All have metabolically active substrates

B. After metabolism of other drugs in liver

C. Produce distortion in sleep more than other sedatives

D. More safe than other sedatives when take in larger amounts
36. Aspirin produces all of the following effects except_____________?
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A. Frank gastric bleeding

B. Prolonged prothrombin time

C. Platelet dysfunction

D. Constipation
37. An attack of bronchial asthma is most likely to be triggered by________________?
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A. Aspirin

B. Ibuprufen

C. Diclofenac potassium

D. Mefenamic acid

E. Both A & B
38. Aspirine cause_____________?
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A. Increase APTT

B. Increase PTT

C. Increase CT

D. Increase BT
39. Which among the following is a pure antagonist of opioid receptors ?
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A. Natrexone

B. Pentazonice

C. Nalbuphine

D. Butorphanol

40. Which of the following is a muscle relaxant_________________?
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A. Pentazocine

B. Phenylephrine

C. Hyoscin

D. Scoline