Pharmacology MCQs

Page No. 24

Antibiotic that interferes with DNA function is_____________?


aMetronidazole


b Tetracycline


c Nystatin


dSulphonamides


View Answer Metronidazole

The oropharyngeal and oesophageal candidiasis following long-term therapy with a broad spectrum antibiotic can be best treated with____________?


aGriseofulvin


bAmphotericin


cFluconazole


dSulfonates


View Answer Fluconazole

The drug for choice for treatment of infection involving non-penicillinase producing staphylococcus is___________?


aAmpicillin


bErythromycin


cPenicilling G


dMethicillin sodium


View Answer Penicilling G

The drug for choice for treatment of infection involving non-penicillinase producing staphylococcus is______________?


aAmpicillin


bErythromycin


c Penicilling G


d Methicillin sodium


View Answer Penicilling G

Drug chemically related to penicillins is_____________?


a Tetracycline


bSulphonamide


cCephalosporin


d Lincemycin


View Answer Cephalosporin

Mechanism of action of nifidipine is_____________?


aIt has a prominent smooth muscle relaxant action causes arteolar dilation leading to fall in blood pressure


b Nifidipine depresses the SA node thus decreasing mycocoardial excitability


cMainly depression of A-V conduction


dDecreased cardiac output thus decreasing load on myocardium



The mechanism of action of sodium nitroprusside is_____________?


aIncreases cAMP


b Direct Vasodilator


cCalcium channel blocker


d Block the sympathetic flow at hypothalamus


View Answer Direct Vasodilator

Morphine is a_____________?


a Sedative


bAlkaloid


c Diuretic


dBoth A & B


View Answer Both A & B

Which of the following cardiac depressants is contraindicated in a patient with cardiac arrhythmia____________?


aLidocaine


bQuinidine


cPhenytoin


dPropranolol


View Answer Quinidine

Quindine is used to treat______________?


aHypertension


bAngina pectoris


cAtrial fibrillation


dCongestive heart failure


View Answer Atrial fibrillation

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