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Mcqs MBBS Exams India
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(Single Best Answer) Question 31: Which of the following drugs can be safely prescribed in pregnancy ?
A) Warfarin
B) ACE inhibitors
C) Heparin
D) Beta-blockers
Answer (Select an option above to get the answer):
(Single Best Answer) Question 32: Which of following antiretroviral drugs is a non-nucleoside reverse transcriptase inhibitor ?
A) Zidovudine
B) Efavirenz
C) Saquinavir
D) Stavudine
Answer (Select an option above to get the answer):
(Single Best Answer) Question 33: All the following drugs are recommended for treatment of beta blocker induced excessive bradycardia and/or decrease in cardiac output, except ?
A) Dopamine
B) Dobutamine
C) Glucagon
D) Calcium chloride
Answer (Select an option above to get the answer):
(Single Best Answer) Question 34: Sodium nitroprusside infusion may result in ?
A) Hypertension
B) Pulmonary oedema
C) Cyanide toxicity
D) Heart block
Answer (Select an option above to get the answer):
(Single Best Answer) Question 35: Infliximab is directed against ?
A) Tumor necrosis factor - α (TNF - α)
B) Interleukin- l(IL-l)
C) Interleukin-12 (IL-12)
D) Intercellular adhesion molecule (ICAM)
Answer (Select an option above to get the answer):
(Single Best Answer) Question 36: Which one of the following statements is not true about NSAIDs ?
A) Acetyl salicylic acid is an irreversible inhibitor of COX enzyme
B) Salicylic acid reduces in vivo synthesis of prostaglandins
C) Duration of action of aspirin is primarily related to .the pharmacokinetic clearance of the drug from the body
D) Antiplatelet effect of low-dose aspirin is related to presystemic COX inhibition
Answer (Select an option above to get the answer):
(Single Best Answer) Question 37: Resistance to zidovudine develops due to ?
A) Mutations at reverse transcriptase
B) Increased efflux of the drug from inside the cell
C) Increased metabolism of the drug
D) Decreased zidovudine 5 triphosphate formation
Answer (Select an option above to get the answer):
(Single Best Answer) Question 38: Which one of the following is not an alpha-adrenoceptor agonist ?
A) Clonidine
B) Methyldopa
C) Guanabenz
D) Guanfacine
Answer (Select an option above to get the answer):
(Single Best Answer) Question 39: All of the following are the indications for use of ACE inhibitors, except ?
A) Hypertension
B) Myocardial Infarction
C) Left Ventricular Dysfunction
D) Pheochromocytoma
Answer (Select an option above to get the answer):
(Single Best Answer) Question 40: Which of the following is not an opioid peptide ?
A) Beta-endorphin
B) Epinephrine
C) Leu-enkephalins
D) Met-enkephalins
Answer (Select an option above to get the answer):