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Mcqs MBBS Exams India
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Home >> Pharmacology >> Mcqs Page 35
(Single Best Answer) Question 341: Which one of the following third generation beta blockers, is a beta-1-selective vasodilator ?
A) Carvedilol
B) Labetalol
C) Nebivolol
D) Bucindolol
Answer (Select an option above to get the answer):
(Single Best Answer) Question 342: Regarding adverse drug reaction of chemotherapeutic agent which is a wrong match ?
A) 5-FU - Acute coronary syndrome
B) Doxorubicin - LV dysfunction
C) Cisplatin - Hypokalemia
D) Paclitaxel - Hypotension
Answer (Select an option above to get the answer):
(Single Best Answer) Question 343: Regarding prasugrel, a newer antiplatelet drug ?
A) it is an 5-HT2A antagonist
B) it is shortacting
C) is a prodrug
D) exhibits high inter-individual variability in platelet response
Answer (Select an option above to get the answer):
(Single Best Answer) Question 344: Regarding Ranolazine
Assertion: it is a piperazine derivative that has anti ischemic properties

Reason: it blocks rectifier potassium currents and also lowers heart rate
A) Both Assertion and Reason are true, and Reason is the correct explanation for Assertion
B) Both Assertion and Reason are true, and Reason is not the correct explanation for Assertion
C) Assertion is true, but Reason is false
D) Assertion is false, but Reason is true
Answer (Select an option above to get the answer):
(Single Best Answer) Question 345: Regarding statins
Assertion: Pravastatin should be taken in the evening whereas atorvastatin can be taken at any time in the day

Reason: Pravastatin causes day time drowsiness as a most common side effect
A) Both Assertion and Reason are true, and Reason is the correct explanation for Assertion
B) Both Assertion and Reason are true, and Reason is not the correct explanation for Assertion
C) Assertion is true, but Reason is false
D) Assertion is false, but Reason is true
Answer (Select an option above to get the answer):
(Single Best Answer) Question 346: Ezetimibe exerts its action by ?
A) inhibiting intestinal cholesterol absorption
B) inhibiting intestinal triglyceride absorption
C) inhibiting HMG Co-A reductase activity
D) binding to bile acids to form insoluble complexes
Answer (Select an option above to get the answer):
(Single Best Answer) Question 347: The antiretroviral drug implicated in the development of heart muscle disease ?
A) nevirapine
B) efavirenz
C) zidovudine
D) emtricitabine
Answer (Select an option above to get the answer):
(Single Best Answer) Question 348: Regarding fondaparinux
A) is an orally acting direct thrombin inhibitor
B) requires dose adjustments with APTT levels
C) excreted mainly through hepatic metabolism
D) is a synthetic pentasaccharide that inhibits factor Xa
Answer (Select an option above to get the answer):
(Single Best Answer) Question 349: False about Antiepileptics is ?
A) Carbamazepine used for Trigeminal Neuralgia
B) Diazepam is anti-epileptic
C) Lamotrigine acts by opening of GABA mediated Cl- channels
D) Phenytoin and Carbamazepine act by prolongation of inactivated state of Na+ Channels
Answer (Select an option above to get the answer):
(Single Best Answer) Question 350: Despite having short half-life, PPI acts longer because ?
A) Causes irreversible inhibition of proton pump. Acid secretion suppressed till new pumps are generated
B) Enteric coated tablets causing slow release
C) Get trapped in canaliculi
D) Prodrugs and needs generation of active metabolites
Answer (Select an option above to get the answer):