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Mcqs MBBS Exams India
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(Single Best Answer) Question 61: The following statement is not true about the use of clonidine in the treatment of hypertension ?
A) Reduction in central sympathetic outflow
B) Increase in LDL-cholesterol on prolonged use
C) Sedation and xerostomia are common side effects
D) It can also be controlled with vasodilators
Answer (Select an option above to get the answer):
(Single Best Answer) Question 62: The following is not true about the use of beta-blockers in heart failure ?
A) It should be initiated at a very low dose
B) It is most effective in new-onset decompensated heart failure
C) Slow upward titration of dose is required
D) Carvedilol is most widely used in this condition
Answer (Select an option above to get the answer):
(Single Best Answer) Question 63: The following statement is not true about sotalol ?
A) It is a non-selective beta-blocker
B) It prolongs action potential duration throughout the heart
C) It is excreted through bile following hepatic metabolism
D) Polymorphic ventricular tachycardia is a common side effect
Answer (Select an option above to get the answer):
(Single Best Answer) Question 64: For drugs with first-order kinetics, the time required to achieve steady state levels can be predicted from ?
A) Volume of distribution
B) Half life
C) Clearance
D) Loading dose
Answer (Select an option above to get the answer):
(Single Best Answer) Question 65: All of the following drugs are metabolised by acetylation except ?
A) INH
B) Sulfonamides
C) Ketoconazole
D) Hydralazine
Answer (Select an option above to get the answer):
(Single Best Answer) Question 66: All of the following cephalosporins having good activity against Pseudomonas aeruginosa except ?
A) Cephadroxil
B) Cefepime
C) Cefoperazone
D) Ceftazidime
Answer (Select an option above to get the answer):
(Single Best Answer) Question 67: Canrenone is the prodrug of ?
A) Acetazolamide
B) Ampicillin
C) Furosemide
D) Spironolactone
Answer (Select an option above to get the answer):
(Single Best Answer) Question 68: Beta lactam antibiotics act by inhibiting ?
A) Cell wall synthesis
B) Proten synthesis
C) DNA synthesis
D) RNA synthesis
Answer (Select an option above to get the answer):
(Single Best Answer) Question 69: Which of the following is not an endogenous catecholamine ?
A) Adrenaline
B) Dopamine
C) Noradrenaline
D) Isoprenaline
Answer (Select an option above to get the answer):
(Single Best Answer) Question 70: Which of the following drug is not given in Thyrotoxicosis complicating pregnancy ?
A) Carbimazole
B) Neomercazole
C) Propylthiouracil
D) Lugol's iodine
Answer (Select an option above to get the answer):