pharmacology MCQs – Page 29

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

pharmacology Mcqs
561. Drug to be avoided in a patient allergic to penicillin is_____________?
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A. Sulphonamide

B. Ampicillin

C. Tetracycline

D. Cholarmphenicol

562. Mechanism of action of nifidipine is_____________?
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A. It has a prominent smooth muscle relaxant action causes arteolar dilation leading to fall in blood pressure

B. Decreased cardiac output thus decreasing load on myocardium

C. Nifidipine depresses the SA node thus decreasing mycocoardial excitability

D. Mainly depression of A-V conduction

563. Which of the following antibiotics is not used in the treatment of infectious mononucleosis ?
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A. Ampicillin

B. Gentamycin

C. Erythromycin

D. Ciprofloxacin

564. Heparin, apart from releasing lypoprotein lipase in the blood exerts its anti-coagulant action by____________?
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A. Inhibiting thrombin synthesis

B. Inhibiting prothrombin synthesis

C. Inhibiting fibrinogen synthesis

D. Binding to calcium