MBBS DEGREE - IInd PROFESSIONAL - SUPPLEMENTARY EXAMINATION - APRIL 2025
PHARMACOLOGY - PAPER - I
SECTION A - Multiple Choice Questions (MCQs)
PAPER CODE : 2521130005
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SET : BNote: Choose one correct answer in the OMR sheet provided. No overwriting should be done.
Time: 20 Minutes
(20 x 1 = 20 MARKS)
1. Levodopa alone is metabolized in peripheral circulation by which one of the following
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enzymes?a) Dopa synthetase
b) Dopa carboxylase
c) Dopa hydroxylase
d) Dopa decarboxylase
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2. Find the drug which is effective in management of bronchial asthma by antagonizingleukotriene receptors
a) Ketotifen
b) Montelukast
c) Ipratropium bromide
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d) Salbutamol3. Which one of the following drugs belongs to nonselective beta blocker and used in prophylaxis
of migraine?
a) Acebutolol
b) Propranolol
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c) Metoprolold) Atenolol
4. Which one of the following agents is used in management of methyl alcohol poisoning?
a) Naltrexone
b) Etomidate
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c) Naloxoned) Ethyl alcohol
5. Belladonna poisoning is treated by using which one of the following compounds?
a) Cyclopentolate
b) Neostigmine
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c) Physostigmined) Atropine
6. Which one of the following drugs is administered by sublingual route?
a) Isosorbide mononitrate
b) Isosorbide dinitrate
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c) Naproxend) Ibuprofen
7. Which one of the following drugs is used during surgical procedures and acts by blocking the
neuromuscular junctions?
a) Fentanyl
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b) Halothanec) Nitrous oxide
d) Atracurium
8. Which one of the following drugs benefits in parkinsonism by inhibition of Catechol O Methyl
Transferase enzyme?
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a) Droperidolb) Carbidopa
c) Entacapone
d) Selegiline
9. Latanoprost is used in management of glaucoma. It belongs to which one of the following
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class of drugs?a) Prostaglandin analogue
b) Cholinergic agent
c) Osmotic agent
d) Carbonic anhydrase inhibitor
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10. Which one of the following alpha one selective blocker drugs is used in management ofhypertension and benign prostatic hypertrophy?
a) Prazosin
b) Yohimbine
c) Phentolamine
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d) Phenoxybenzamine11. Dobutamine acts by which one of the following receptors?
a) Beta 2 receptors
b) Alpha 2 receptors
c) Beta 1 receptors
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d) Alpha 1 receptors12. Which one of the following is used in management of sleep disorders especially during
jetlag?
a) Amitriptyline
b) Phenytoin
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c) Melatonind) Ethosuximide
13. Rate and extent of absorption of drug is known as
a) First order kinetics
b) Half life
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c) Bioavailabilityd) First pass metabolism
14. Diazepam produces effect by acting on which one of the following receptor / channel
complexes?
a) NMDA receptors
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b) Potassium channelsc) GABA chloride complex
d) Sodium channels
15. Science which deals with the detection, assessment, understanding and prevention of
adverse drug reactions is known as
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a) Pharmacotherapeuticsb) Pharmacovigilance
c) Pharmacodynamic
d) Pharmacokinetic
16. Government of India is promoting prescription of drug by which one of the following names?
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a) Code nameb) Chemical name
c) Brand name
d) Generic name
17. Which one of the following drugs is used for producing dissociative general anesthesia?
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a) Propofolb) Ketamine
c) Nitrous oxide
d) Lignocaine
18. Which one of the following is opioid antagonist?
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a) Bupivacaineb) Naloxone
c) Ketotifen
d) Tramadol
19. Which one of the following drugs is CYP 450 enzyme inhibitor?
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a) Carbamazepineb) Phenobarbitone
c) Rifampicin
d) Itraconazole
20. Which one of the following antiepileptic drugs has the broadest spectrum of action by acting
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through multiplea) Sodium Valproate
b) Phenytoin
c) Ethosuximide
d) Carbamazepine
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