1. Which drug causes least hepatic failure:INHStreptomycinPyrazinamideRifampicinQuestion 1 of 20 2. Red man syndrome is due toTeicoplaninVancomycinPolymyxinRifampicinQuestion 2 of 20 3. Mechanism of action ofisoniazid:Inhibits cell wall synthesisInhibits protein synthesisInhibits DNA gyraseAdds perforins in cell wallQuestion 3 of 20 4. Drug of choice for supraventricular tachycardia isVerapamilDigoxinPhenytoinDiltiazemQuestion 4 of 20 5. Proton pump inhibitors are most effective when givenAfter mealNo relation with mealWith mealBefore mealQuestion 5 of 20 6. Which of the following agent causes interstitial nephritisAmoxicillinMethicillinAmpicillinCloxacillinQuestion 6 of 20 7. A drug has a half life of 4 hours. If 2 grams of the drug are given every 4 hours, what will be the amount in grams in the body immediately after the third dose21.543.5Question 7 of 20 8. The success of oral rehydration therapy of diarrhoea depends upon which of the following process in the intestinal mucosaBicarbonate coupled Na+ plus absorptionGlucose coupled Na+absorptionSodium pump mediated Na+ absorptionPassive Na+ diffusion secondary to nutrient absorptionQuestion 8 of 20 9. Epleronone isAll of theseAldosterone antagonistA diureticCan cause hyperkalemia in predisposed patientsQuestion 9 of 20 10. Local anaesthetic used as an antiarrhythmic agent isChlorprocaineCocaineBupivacainelignocaineQuestion 10 of 20 11. Clindamycin acts by inhibitingInhibition of cell wall synthesisLysosomal enzymesDNA gyraseProtein synthesisQuestion 11 of 20 12. Why is nitro glycerine given sublingually:For fast absorption and rapid actionTo negate action of vasodilatorTo take part in first pass effectFor slow actionQuestion 12 of 20 13. The plasma half life of aspirinis independent of dosecan be increased by alkalinizing the urineis shorter for anti-inflammatory doses compared to that for analgesic doseis longer for anti-inflammatory doses compared to that for analgesic doseQuestion 13 of 20 14. most preferred drug in case of hypertensive emergeny casehydralazinediazoxidenitoglycerinesodium nitroprussideQuestion 14 of 20 15. Which of the following drugs can be cause QT prolongationLignocaineQuinidineEsmololFlecainideQuestion 15 of 20 16. Which of the following antiarrhythmic agent does not belong to class 1CFlecainidePropafenoneEncainideTocainideQuestion 16 of 20 17. When treating hypertension chronically, orthostatic hypertension is maximum withGuanethidineClonidinePropanololPrazosinQuestion 17 of 20 18. Drug implicated in prolonged QT interval isMetoclopramideOmeprazoleCisaprideDomperidoneQuestion 18 of 20 19. Both barbiturates and salicylates are maximally absorbed in stomach becauseThey are highly acidic and are highly ionised in stomachThey are highly basic and so less ionised in stomachThey are weakly acidic and do not ionise in stomachThey are weakly basic and so highly ionised in stomachQuestion 19 of 20 20. Urgent reversal of warfarin induced bleeding can be done by the administration of:Platelet concentratesCryoprecipitateFresh frozen plasmaPacked red blood cellsQuestion 20 of 20 Loading...