1. Clonidine is aalpha 1 receptor agonistalpha 2 receptor antagonistalpha 2 receptor agonistalpha 1 receptor antagonistQuestion 1 of 20 2. Which of the following antimalarial is not a 4-aminoquinolineAmodiaquinePrimaquineMefloquineChloroquineQuestion 2 of 20 3. Each of the following is correct for the treatment of diarrhoea exceptDiphenoxylate may cause respiratory depression on administrationLoperamide has high abuse potentialOpioids delay the passage of gut contents by decreasing peristalsis and increasing intestinal segmentationKaolin has marginal therapeutic effectQuestion 3 of 20 4. Glucoronidation reaction is a type of:Phase N reactionPhase II reactionPhase III reactionPhase I reactionQuestion 4 of 20 5. A patient has subclinical folate deficiency. All of the following drugs can precipitate megaloblastic anemia in this patient exceptSulfasalzinePhenytoinChloroquineAlcoholQuestion 5 of 20 6. Zero order kinetics is shown by all exceptPhenytoinEthanolHigh dose salicyclatesMethotrexateQuestion 6 of 20 7. Desulfuration is an example forPhase 1 oxidationPhase 1 decyclizationPhase 1 hydrolysisPhase 1 reductionQuestion 7 of 20 8. A patient presented in emergency with tachycardia, hyperthermia, bronchial dilation and constipation. The person is likely to be suffering From overdose ofOrganophosphorus compoundAtropineParacetamolMushroomQuestion 8 of 20 9. NSAID given in once daily dose isketorolacNaproxenParacetamolPiroxicamQuestion 9 of 20 10. Which of the following is not used for thromboprophylaxisWarfarinAspirinAntithrombin IIIHeparinQuestion 10 of 20 11. Melphalan is used in the teratment ofRetinoblastomaMultiple myelomaAll of the aboveNeuroblastomaQuestion 11 of 20 12. Shortest acting opioid isSufentanylMorphineRemifentanylFentanylQuestion 12 of 20 13. A patient without prior medication breathes a gas mixture consisting of 50% N2O and 50% O2 by volume .Which of the following effects would be expectedExcitationRespiratory arrestSurgical anaesthesiaAnalgesiaQuestion 13 of 20 14. Which antisialogogue is contraindicated in glaucomaEphedrinePropranololAtropineMorphineQuestion 14 of 20 15. A non-competitive inhibitor of an enzyme Increases VmaxIncreases Km with no or little change in VmaxDecreases KmDecreases VmaxQuestion 15 of 20 16. Phocomelia is best described asDefect in development of long bonesDefect in cartilage replacement by bonesDefect in intramembranous ossificationDefect in development of flat bonesQuestion 16 of 20 17. an epileptic female taking phenytoin and phenobarbitone visits a gynaecologist for contraception and preconception advice .What advice should be given to herOral contraceptive pills would be as effective as they are a normal healthy femalesAdvise her that during pregnancy episodes of seizures may increaseAdvise that there is no chance of fetal malformationThe drugs will not cause hirsutismQuestion 17 of 20 18. NSAIDS with least anti-inflammatory action isKetorolacparacetamolIndomethacinIbuprofenQuestion 18 of 20 19. Metformin is NOT effective in lowering of blood sugar level in which of the following patients?Obese diabeticNon diabeticsDiabetics not responding to sulfonylureaType 2 Diabetics asQuestion 19 of 20 20. Misoprostol is aProstaglandin E1 analogueAntiprogestinProstaglandin antagonistProstaglandin E 2 analogueQuestion 20 of 20 Loading...