Pharmacology Mcqs - Set 13

1)   Povidine iodine is used for_____________?

a. Burns
b. Tinea
c. Non-specific vaginitis
d. All of the above
Answer  Explanation 

ANSWER: All of the above

Explanation:
No explanation is available for this question!


2)   B-lactam antibiotics are_____________?

a. Penicillin
b. Imipenem
c. Cephalosporins
d. All of the above
Answer  Explanation 

ANSWER: All of the above

Explanation:
No explanation is available for this question!


3)   Disseminated candidiasis requires intensive therapy with_____________?

a. Nystatin
b. Amphotericin
c. Interferons
d. Thiobendazole
Answer  Explanation 

ANSWER: Amphotericin

Explanation:
No explanation is available for this question!


4)   The administration of penicillin G along with probenicid result in_____________?

a. Increased excretion of probenacid in the feaces and perspiration
b. Increased excretion of probenacid in urine
c. Increased metabolis of penciling G
d. Decreased renal excretion of penciling G
Answer  Explanation 

ANSWER: Decreased renal excretion of penciling G

Explanation:
No explanation is available for this question!


5)   All of the following drugs are components of the MOPP cancer Chemotherapy regimen EXCEPT______________?

a. Procarbazine
b. Vincristine
c. Mechlorethamine
d. Methotrexate
Answer  Explanation 

ANSWER: Methotrexate

Explanation:
No explanation is available for this question!


6)   Which one of the following drugs is an antipseudomonal penicillin ?

a. Cephalexin
b. Cloxacillin
c. Piperacillin
d. Dictoxacillin
Answer  Explanation 

ANSWER: Piperacillin

Explanation:
No explanation is available for this question!


7)   Cephalosporin active against pseudomonas aeruginosa______________?

a. Cefoperazone
b. Cefaclor
c. Ceftriaxone
d. Cefotaxime
Answer  Explanation 

ANSWER: Cefoperazone

Explanation:
No explanation is available for this question!


8)   All of the following are topically used sulphonamides except____________?

a. Suphacetamide
b. Sulphadiazine
c. Silversulphadiazine
d. Mafenide
Answer  Explanation 

ANSWER: Sulphadiazine

Explanation:
No explanation is available for this question!


9)   One of the following is not penicillinase susceptible______________?

a. Amoxicillin
b. Penicillin G
c. Piperacillin
d. Cloxacillin
Answer  Explanation 

ANSWER: Cloxacillin

Explanation:
No explanation is available for this question!


10)   All of the following antibacterial agents acts by inhibiting cell wall systhesis except________________?

a. Carbapenems
b. Monobactams
c. Cephamycins
d. Nitrofurantoins
Answer  Explanation 

ANSWER: Nitrofurantoins

Explanation:
No explanation is available for this question!


11)   Nevirapine is a______________?

a. Protease inhibitor
b. Nucleoside reverse transcriptase inhibitor
c. Non-nucleoside reverse transcriptase inhibitor
d. Fusion inhibitor
Answer  Explanation 

ANSWER: Non-nucleoside reverse transcriptase inhibitor

Explanation:
No explanation is available for this question!


12)   A diabetic patient developed cellulitis due to Staphylococcus aureus, Which was found to be Methicillin resistant on the antibiotic sensitivity testing. All the following antibiotics will be appropriate except_____________?

a. Vancomycin
b. Imipenem
c. Teichoplanin
d. Linezolid
Answer  Explanation 

ANSWER: Imipenem

Explanation:
No explanation is available for this question!


13)   Which of the following drug does not show renal toxicity_____________?

a. Gentamycin
b. Streptomycin
c. Methoxyprenaline
d. Isoflurane
Answer  Explanation 

ANSWER: Isoflurane

Explanation:
No explanation is available for this question!


14)   Topical Antifungal agent in candidiasis is______________?

a. Clotrimazole
b. Clotrimoxazole
c. Ornidazole
d. Propronolol
Answer  Explanation 

ANSWER: Clotrimazole

Explanation:
No explanation is available for this question!


15)   AIDS is a disease if the immune system primarily affecting_____________?

a. Granulocytes
b. Immunoglobulins
c. Opsonins
d. T lymphocytes
Answer  Explanation 

ANSWER: T lymphocytes

Explanation:
No explanation is available for this question!


16)   Tetracycline acts on______________?

a. 30S ribosomes
b. 50S ribosomes
c. Cell membrane
d. Inhibiting DNA gyrase
Answer  Explanation 

ANSWER: 30S ribosomes

Explanation:
No explanation is available for this question!


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

a. Atovaquone + Proguanil
b. Artemisinin
c. Quinine + Tetracycline
d. Pyrimethamine + Sulfadoxime
Answer  Explanation 

ANSWER: Pyrimethamine + Sulfadoxime

Explanation:
No explanation is available for this question!


18)   All are macrolide antibiotics EXCEPT______________?

a. Erythromycin
b. Roxithromycin
c. Neomycin
d. Calithromycin
Answer  Explanation 

ANSWER: Neomycin

Explanation:
No explanation is available for this question!


19)   Not true about PnG is______________?

a. Destroyed by gastic acid
b. Very active against sensitive gram positive coci
c. Used for treatment of meningococcal meningitis
d. More concentrated in prostatic secretion and intraocular fluids
Answer  Explanation 

ANSWER: More concentrated in prostatic secretion and intraocular fluids

Explanation:
No explanation is available for this question!


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

a. Ondensetron
b. Metaclopromide
c. Chlorpromazine
d. Dicyclomine
Answer  Explanation 

ANSWER: Ondensetron

Explanation:
No explanation is available for this question!


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

a. 1% to 10%
b. 10% to 20%
c. 20% to 30
d. 30% to 40%
Answer  Explanation 

ANSWER: 1% to 10%

Explanation:
No explanation is available for this question!


22)   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 ?

a. Ziduvidine and Lamivudine
b. Ziduvidine and Lamivudine and Indivair
c. Ziduvidine and Lamivudine and Stavudine
d. Ziduvidine and Lamivudine and Abacavir
Answer  Explanation 

ANSWER: Ziduvidine and Lamivudine and Indivair

Explanation:
No explanation is available for this question!


23)   Tetracyclines act by__________________?

a. Inhibiting the binding of aminoacyl tRNA to the ribosomal complex
b. Inhibiting peptidyl transferase
c. Inactivating elongation factors
d. Causing misreading of mRNA
Answer  Explanation 

ANSWER: Inhibiting the binding of aminoacyl tRNA to the ribosomal complex

Explanation:
No explanation is available for this question!


24)   Which of the following is not uridopenicillin ?

a. Piperacillin
b. Mezlocillin
c. Azlocillin
d. Flucloxacillin
Answer  Explanation 

ANSWER: Flucloxacillin

Explanation:
No explanation is available for this question!


25)   Roxithromycin is______________?

a. A long acting macrolide
b. Short action quinolone
c. Short acting macrolide
d. Long acting polypeptide
Answer  Explanation 

ANSWER: A long acting macrolide

Explanation:
No explanation is available for this question!


26)   Not true about piperacilline is_______________?

a. Active against pseudomonas aeruginose
b. Inhibits Beta-lactamase
c. It is a ureido penicillin
d. Given parenterally
Answer  Explanation 

ANSWER: Inhibits Beta-lactamase

Explanation:
No explanation is available for this question!


27)   1st generation cephalosporin is________________?

a. Cephadroxil
b. Cefepime
c. Cefotaxime
d. Cefoperazone
Answer  Explanation 

ANSWER: Cephadroxil

Explanation:
No explanation is available for this question!


28)   Which of the following is beta-lactam antibiotic ?

a. Sulphonamide
b. Carbamide
c. Cephalosporins
d. Ofloxacin
Answer  Explanation 

ANSWER: Cephalosporins

Explanation:
No explanation is available for this question!


29)   Mechanism of action of beta-lactam antibiotics would be______________?

a. Inhibition of bacterial protein synthesis by binding to subunit of bacterial ribosomes
b. Inhibition of cell wall peptidoglycan synthesis by competitive inhibition of transpetidases
c. Reduced drug causes strand breaks in DNA
d. Inhibition of DNA synthesis by inhibiting DNA-Dependent RNA polymerase
Answer  Explanation 

ANSWER: Inhibition of cell wall peptidoglycan synthesis by competitive inhibition of transpetidases

Explanation:
No explanation is available for this question!


30)   Following antimicrobials are termed as type I calcimimetics that mimic the stimulatory effect of calcium, on the calcium sensing receptor to inhibit PTH secretion by the parathyroid gland EXCEPT______________?

a. Streptomycin
b. Hamycin
c. Neomycin
d. Gentamicin
Answer  Explanation 

ANSWER: Hamycin

Explanation:
No explanation is available for this question!