pharmacology MCQs – Page 11

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

pharmacology Mcqs
201. Immune mediated qualitative drug intolerance is called______________?
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A. Super sensitivity

B. Idiosyncrasy

C. Hyper acidity

D. Hyper sensitivity
202. All the following about antiemetic drugs are correct except_______________?
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A. Domperidone blocks the D2 receptors in CTZ and upper gut

B. Ondastran may cause vomiting by effecting the cytotoxic antige receptors

C. Ondastran acts on selective 5 -HT3 receptors

D. Domperidone causes Dystonia

203. The choice of treatment in anaphylactic shock is_______________?
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A. Saline 1.V

B. Adrenaline

C. Glucose 1.V

D. Corticosteroids

204. Which of the following is an irreversible side enact resulting from long term administration of phenothiazline antipsychotics__________________?
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A. Infertility

B. Parkinsonism

C. Tardive dyskinesia

D. B & C
205. Beta2 adrenergic receptor stimulating drugs are used in_______________?
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A. Hypertension

B. Bronchial asthma

C. Angina pectrosis

D. cardiac asthma

206. An untoward effect of that is common to all phenothiazines is______________?
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A. A marked increase in blood pressure

B. Rigidity and tremor at rest, particularly with prolonged use

C. Suppression of prolacin

D. Nausea

207. A patient with grandmal epilepsy would likely be under treatment with_______________?
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A. Trimethadione

B. Phenytoin

C. Meprobamate

D. Pentobarbital

208. Which of the following is not a Glycoside ?
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A. Digitoxin

B. Digoxin

C. Gitoxin

D. Ergotoxine
209. Morphine a powerful opioid analgesic drug should be avoided in all the following conditions except____________?
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A. Left ventricular failure

B. A & C

C. Bronchial asthma

D. Constipation

210. Which drug is present in ledermix paste ?
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A. Tetracycline

B. Minocycline

C. Demeclocyline

D. Doxycycline

211. Which among the following is a cell cycle specific anti-neoplastic drug ?
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A. Cyclophosphamide

B. Methotrexate

C. Doxorubicin

D. Cisplatin

212. The drug Amifostine is used in subjects undergoing radiotherapy for cancer as it________________?
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A. Prevents repair of damaged DNA

B. Promotes damage of DNA

C. Scavanges free radicals

D. Enhances the production of free radicals

213. All are symptoms of opiate withdrawls except______________?
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A. Excessive speech

B. Lacrimation

C. Mydriasis

D. Diarrhea

214. Which is a prodrug ?
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A. Enalapril

B. Salmeterol

C. Acetazolamide

D. clonidine

215. Which drug is not acetylated ?
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A. Hydralazine

B. Dapsone

C. Metaclopramide

D. INH

216. Filgrastin is used for treatment of_____________?
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A. Anemia

B. Neutropenia

C. Filariasis

D. Malaria

217. The drug combination which produces Neuroleptanalgesia is______________?
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A. Droperiodl + Thiopental sodium + Nitrous oxide

B. Deroperidol + Ketamine

C. Daroperidol + Fentanyl

D. Droperiodl + Ether

218. Complete drug elimination occurs after how many hours, if t is 4 hrs______________?
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A. 12 hrs

B. 25 hrs

C. 20 hrs

D. 30 hrs

219. Diuretics cause loss of_______________?
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A. Iron

B. Potassium

C. Sodium

D. Calcium

220. Amyl nitrate is most commonly administered _________________?
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A. By inhatation

B. Sub lingually

C. Intravenously

D. Orally