Antimicrobial Drugs Mechanisms Quiz
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Questions and Answers

Which of the following antimicrobial drugs inhibits the synthesis of essential metabolites?

  • Quinolones
  • Bacitracin
  • Fluoroquinolones
  • Sulfonamides or Sulfa drugs (correct)

Which of the following antimicrobial drugs is used to treat urinary tract infections (UTIs) and may have an effect on the development of cartilage?

  • Nalidixic acid
  • Trimethoprim + Sulfamethoxazole
  • Moxifloxacin
  • Ciprofloxacin (correct)

Which of the following antimicrobial drugs is used in combination with Neomycin and is known to cause adverse effects such as nausea, vomiting, and diarrhea?

  • Bacitracin (correct)
  • Sulfonamides
  • Fluoroquinolones
  • Quinolones

Which of the following antimicrobial drugs inhibits the 50S ribosomal subunit and is used to treat bronchitis, pneumonia, and sexually transmitted diseases?

<p>Azithromycin (C)</p> Signup and view all the answers

Which of the following adverse effects is associated with the use of Vancomycin?

<p>Pseudomembranous colitis (B)</p> Signup and view all the answers

Which of the following adverse effects is associated with the use of Vancomycin or Bacitracin?

<p>Red man's syndrome (B)</p> Signup and view all the answers

Which antimicrobial drug class binds to the 50S ribosomal subunit, inhibiting protein synthesis?

<p>Macrolides (e.g., erythromycin, azithromycin) (C)</p> Signup and view all the answers

Which antimicrobial drug class is known for its adverse effects of ototoxicity and nephrotoxicity?

<p>Aminoglycosides (B)</p> Signup and view all the answers

Which antimicrobial drug is an alternative for treating vancomycin-resistant Gram-positive bacteria?

<p>Quinupristin-Dalfopristin (A)</p> Signup and view all the answers

Which antimicrobial drug class binds to the 30S ribosomal subunit, inhibiting protein synthesis?

<p>Tetracyclines (C)</p> Signup and view all the answers

Which antimicrobial drug is known for its potential to cause pseudomembranous colitis?

<p>Clindamycin (D)</p> Signup and view all the answers

Which antimicrobial drug is used topically and is effective against Gram-negative bacteria, including Pseudomonas species?

<p>Polymyxin B (C)</p> Signup and view all the answers

Which of the following statements about beta-lactam antibiotics is correct?

<p>They inhibit the synthesis of bacterial cell walls. (D)</p> Signup and view all the answers

Which of the following is a penicillinase-resistant penicillin?

<p>Oxacillin (C)</p> Signup and view all the answers

Which of the following is a third-generation cephalosporin that can be administered orally?

<p>Cefixime (D)</p> Signup and view all the answers

Which of the following is a combination of a penicillin and a beta-lactamase inhibitor?

<p>Amoxicillin + Clavulanic acid (C)</p> Signup and view all the answers

Which of the following is a polypeptide antibiotic used for topical application?

<p>Bacitracin (A)</p> Signup and view all the answers

Which of the following is a potential adverse effect associated with the use of carbapenems?

<p>Seizures (C)</p> Signup and view all the answers

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