Pharmacy Subjects MCQs with Answer Keys - MCQ # 21 to 30 - Part 3

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Note: Answer keys are given at the end of this post. You can get these MCQs in PDF document. The link is shared at the end of this post.

21. Microbial resistance to Penicillin G is there because of the following;
a. Production of b-lactamases
b. Decreased permeability to the drug
c. Active removal of the drug through efflux pump
d. Altered Penicillin-binding proteins
e. All of the above

22. MRSA resistance to most commercially available β-lactam antibiotics is because of the;
a. Production of b-lactamases
b. Decreased permeability to the drug
c. Active removal of the drug through efflux pump
d. Altered Penicillin-binding proteins
e. All of the above

23. Klebsiella pneumoniae presents resistance to antibiotics through the following mechanism;
a. Production of b-lactamases
b. Decreased permeability to the drug
c. Active removal of drug through efflux pump
d. Altered Penicillin-binding proteins
e. All of the above

24. Pseudomonas aeruginosa presents resistance to antibiotics through the following mechanism;
a. Production of b-lactamases
b. Decreased permeability to the drug
c. Active removal of drug through efflux pump
d. Altered Penicillin-binding proteins
e. All of the above

25. Which one of the following penicillins particularly have the potential to cause acute interstitial nephritis and for that reason no longer used clinically;
a- dicloxacillin
b- carbenicillin
c- methicillin
d- ticarcillin
e- phenbenicillin




26. Which one of the following fluoroquinolones does not need dosage adjustment in case of renal impairment and thus can be given as such in renal dysfunction;
a- ciprofloxacin
b- moxifloxacin
c- delafloxacin
d- ofloxacin
e- gemifloxacin

27. All of the following fluoroquinolones are primarily excreted in urine except;
a- ciprofloxacin
b- levofloxacin
c- norfloxacin
d- moxifloxacin
e- gemifloxacin

28. Which of the following macrolide / ketolide has the longest half-life of all ?
a- erythromycin
b- clarithromycin
c- azithromycin
d- telithromycin

29. The following fluoroquinolone is available as an oral formulation only;
a- gemifloxacin
b- levofloxacin
c- norfloxacin
d- moxifloxacin
e- delafloxacin

30. The following is a first-line therapy for community acquired pneumonia (CAP);
a- gemifloxacin
b- levofloxacin
c- norfloxacin
d- moxifloxacin
e- delafloxacin




Download Solved Pharmacy MCQs - Part 3 in PDF document
 

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Answer Keys

MCQ # - Correct option

21- d

22- d

23- c

24- b

25- c

26- b

27- d

28- c

29- a

30- b