Pharmacology MCQs

Page No. 19

Tetracyclines act by__________________?


aInhibiting the binding of aminoacyl tRNA to the ribosomal complex


bInhibiting peptidyl transferase


cInactivating elongation factors


d Causing misreading of mRNA



While performing a procedure, a resident doctor injures herself with a suture needle that has been used to stitch a patient with HIV infection for 11 years. He has been complaint with therapy for several years and has recently changed tablets because of alteration in his appearance. His last CD4 count was 360 cells/mm. The doctor is offered post exposure prophylaxis. Which regimen should she take ?


aZiduvidine and Lamivudine


b Ziduvidine and Lamivudine and Indivair


cZiduvidine and Lamivudine and Stavudine


d Ziduvidine and Lamivudine and Abacavir



The incidence of allergy to penicillin among various population ranges from______________?


a1% to 10%


b10% to 20%


c 20% to 30


d 30% to 40%


View Answer 1% to 10%

The most preferred acute emetic for emesis induced by anticancer drugs is______________?


aOndensetron


bMetaclopromide


cChlorpromazine


dDicyclomine


View Answer Ondensetron

Not true about PnG is______________?


aDestroyed by gastic acid


bVery active against sensitive gram positive coci


cUsed for treatment of meningococcal meningitis


dMore concentrated in prostatic secretion and intraocular fluids



All are macrolide antibiotics EXCEPT______________?


a Erythromycin


bRoxithromycin


cNeomycin


dCalithromycin


View Answer Neomycin

Which of the following can be given as a single dose antimalarial for P.vivax malaria______________?


a Atovaquone + Proguanil


bArtemisinin


cQuinine + Tetracycline


dPyrimethamine + Sulfadoxime



Tetracycline acts on______________?


a30S ribosomes


b50S ribosomes


cCell membrane


dInhibiting DNA gyrase


View Answer 30S ribosomes

AIDS is a disease if the immune system primarily affecting_____________?


a Granulocytes


b Immunoglobulins


cOpsonins


d T lymphocytes


View Answer T lymphocytes

Topical Antifungal agent in candidiasis is______________?


a Clotrimazole


bClotrimoxazole


cOrnidazole


d Propronolol


View Answer Clotrimazole

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