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pharmacology MCQs

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

pharmacology Mcqs
1. Antagonist of morphine is_______________?
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A. Nalpuphine

B. Methadine

C. Naloxone

D. Nalosphine

2. All are true of diazapenes except____________?
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A. Benzodiazepam is used in treatment of status epilepticus

B. Benzodiazepam is used in the long term treatment of psychic disorders

C. None of the above

D. Clonazeppam is used in the treatment of petitmal epilepsy

3. Folic acid deficiency occurs in______________?
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A. Cyclosporine

B. Chloromphenicol

C. Aspirin

D. Phenytoin
4. Shortest acting opioid analgesic is______________?
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A. Sufentanil

B. Fentanyl

C. Morphine

D. Remifentanil
5. Which one of the following is NOT an ergot alkaloids_____________?
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A. Ketanserin

B. Lysergic acid diethylamide (LSD)

C. Bromocriptine

D. Methysergide

6. All of the following statements about opioids is correct except_____________?
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A. Pentazocine and buprinorphine

B. Pentazocine shows withdrawal symptoms in opioid dependent patients

C. Partial agonists are free from classic opioid adverse effects

D. Ethomorphine is similar to pethidine chemically

7. True about use of midazolam over diazepam is sedation in all except ?
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A. More potent than diazepam

B. Binds to benzodiazepine receptors with 3-4 time more avidly

C. Less thrombophlebitis due to low solubility in blond

D. More plasma binding and less toxicity

8. Quinine is obtained from CINCHONA________________?
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A. Bark

B. Leaves

C. Seed capsule

D. Root

9. The muscle relaxant effect of succinylcholine lasts for______________?
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A. 2 min

B. 10 min

C. 3-5 min

D. 1 min

10. Which among the following Not a pharmacological action of opioids______________?
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A. Miosis

B. Anti-emesis

C. Truncal rigidity

D. Cough suppression

11. Best and most effective drug to control convulsions in toxicity cases is______________?
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A. Carbemezipine

B. Phenytoin

C. Diazepam

D. Phenobarbitone

12. Ibuprofen is contraindicated in_______________?
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A. Patient having bronchitis

B. patients having fever

C. patients having asthma

D. patients having amoebic dysentery

13. The most prominent toxic effect associated with acetominophen use is______________?
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A. Haemorrhage

B. Gastric Ulceration

C. Respiratory alkalosis

D. Hepatic necrosis
14. An anxiolytic, not interacting with GABA ergic system and used in generalized anxiety is______________?
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A. Alprazolam

B. Phenobarbital

C. Diazepam

D. Buspiron
15. Which of the following drugs causes extra pyramidal symptoms_____________?
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A. Salicylates

B. Antibiotics

C. Barbiturates

D. Phenothiazines
16. Which one of the following NSAIDs has adverse effects on liver ?
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A. Ibuprofen

B. Aspirin

C. Diclofenac Sodium

D. Acetaminophen
17. All NSAIDs block cycloxygenase and____________?
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A. Prostaglandin synthesis

B. Costaglandin synthesis

C. Preglandin synthesis

D. Ectoglandin synthesis

18. Which among the following may be used as a sedatives hypnotic ?
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A. Zalcitabine

B. Zolpiden

C. Zileuton

D. Zolmitriptan

19. Following analgesic combination should be avoided ?
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A. Ibuprofen and Paracetamol

B. Ibuprofen and DIclofenac

C. Aspirin and Codeine

D. Paracetamol and Dextropropoxyphene

20. Aspirin is contraindicated in______________?
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A. Peptic ulcer

B. Hemorrhage

C. All of the above

D. Person suffering form chicken pox or small pox