Pharmacology MCQs

Page No. 28

A young lady talking rifampicin and OCP together become pregnant, most probable cause is____________?


aRifampicin causes hepatic enzyme induction and increase metabolism of OCP’s


bDecreased absorption of OCP’s


cObstruction of fallopian tubes


dIncrease excretion of OCP’s



Which of the following is not true about ACE inhibitors ?


aUsed in asthma


bIncrease quality of life


cPostural hypotension is seen


dNa level decrease



Diuretics cause loss of_______________?


aSodium


bCalcium


c Potassium


d Iron


View Answer Potassium

Heroin, an addict drug contains______________?


aASA


bAcetyl morphine


cPentazocine


dPropoxyphene


View Answer Acetyl morphine

Which of the following is not caused by Frusemide____________?


aHypokalemia


bHyperuricemia


cHypercalcemia


dHyponatremia


View Answer Hypercalcemia

Action of Nitroglycerin is______________?


aDirect action on smooth muscle


bSlows SA node conductivity


cBlocks arrhythmia


dIncreases perfusion to heart



Beta blockers are contraindicated in___________?


aAngina pectoris


bCardiac arrhythmia


cCardiac failure


dMyocardial infarction


View Answer Cardiac failure

Which of the following sympathominetic agents is the most bronchodilator_____________?


aAmphetamine


bNor epinephrine


cIsoproterenol


dPhenylephrine


View Answer Isoproterenol

Which one of the following drugs is not contraindicated in bronchial asthma ?


aMorphine


b Propanolol


cStropine


dNitroglycerine


View Answer Nitroglycerine

All the following about antiemetic drugs are correct except_______________?


aDomperidone blocks the D2 receptors in CTZ and upper gut


bDomperidone causes Dystonia


cOndastran acts on selective 5 -HT3 receptors


dOndastran may cause vomiting by effecting the cytotoxic antige receptors



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