1. Both barbiturates and salicylates are maximally absorbed in stomach becauseThey are weakly acidic and do not ionise in stomachThey are highly acidic and are highly ionised in stomachThey are weakly basic and so highly ionised in stomachThey are highly basic and so less ionised in stomachQuestion 1 of 20 2. Safest 1st line ATT in renal failure isIsoniazidStreptomycinRifampicinEthambutolQuestion 2 of 20 3. Which of the following action is ascribed to Delta type of opiod receptorsRespiratory depressionReduced intestinal motilitySupraspinal analgesiaEuphoriaQuestion 3 of 20 4. Neostigmine is not able to cross blood brain barrier because of itsSecondary structureTertiary structureprimary structureQuaternary structureQuestion 4 of 20 5. Pulmonary fibrosis is seen withActinomycin DBleomycinMethotrexateCisplatinQuestion 5 of 20 6. Which of the following is not a frontline antihypertensive agentAtenololHYdrochlorthiazideAmlodipineEnalaprilQuestion 6 of 20 7. Clonidine is aalpha 1 receptor antagonistalpha 1 receptor agonistalpha 2 receptor agonistalpha 2 receptor antagonistQuestion 7 of 20 8. Botulinum toxin produces skeletal muscle paralysis byDirect damage to nerve endingsEnhancing release of norepinephrineInhibiting release of acetylcholineProducing hemolysisQuestion 8 of 20 9. Which of the following should be monitored if Linezolid is given for more than 14 daysKidney function testPlatelet countLiver function testAudiometryQuestion 9 of 20 10. A 35 years old patient with neuralgia pain on right side of face and jaw. Which of the following is the drug of choice in such a patient?GabapentinCarbamazepineDuloxetineAmitriptylineQuestion 10 of 20 11. Which drug should not be given in pregnancyMethyldopaLabetalolHydralazineACE inhibitorsQuestion 11 of 20 12. Antibiotic induced colitis is caused byClindamycinVancomycinNeomycinChloramphenicolQuestion 12 of 20 13. All of these drugs can be used in the treatment of post-menopausal osteoporosis EXCEPTCalciumTeriparatideThyroxineAlendronateQuestion 13 of 20 14. Cardiac arrythmias are most commonly seen during administration ofHalothaneNitrous oxideThiopentalEtherQuestion 14 of 20 15. Synaptic transmission in the autonomic ganglion is usuallyPeptidergicMediated by substance PAdrenergicCholinergicQuestion 15 of 20 16. M1 blocker used in peptic ulcer disease isOxybutyninPirenzepinePyridostigmineAtropineQuestion 16 of 20 17. Drug of choice for supraventricular tachycardia isDigoxinPhenytoinVerapamilDiltiazemQuestion 17 of 20 18. Systemic vascular resistance is twice that of normal, treatment should beNor adrenalineAdrenalineIsoprenalineSodium nitroprussideQuestion 18 of 20 19. Naloxone reverses respiratory depression caused bylorazepam.meperidine.AlcoholphenobarbitalQuestion 19 of 20 20. catecholamines are synthesised fromCysteineGlycineTyrosineAlanineQuestion 20 of 20 Loading...