Pharmacodynamics Lecture By Dr. Ghada Samy

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Questions and Answers

Which drug acts by physical means?

  • Tetracyclines
  • Erythromycin
  • Mannitol (correct)
  • Protamine

Which drug is used in the treatment of Wilson’s disease?

  • Penicillamine (correct)
  • Dimercaprol (BAL)
  • EDTA
  • Deferoxamine

Which drug antagonizes heparin?

  • Protamine (correct)
  • Mannitol
  • Chloramphenicol
  • Amphotericin B

Which drug chelates iron in cases of iron toxicity?

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

Which drug increases the permeability of bacterial plasma membrane?

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

Antacids neutralize gastric acid secretion through non-receptor mediated action.

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

Protamine antagonizes heparin through non-receptor mediated action.

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

Chelation is mainly employed in the treatment of heavy metal poisoning.

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

Erythromycin inhibits protein synthesis in bacteria by binding to 50 S ribosomal subunit.

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

Tetracyclines bind to 30 S ribosomal subunit in bacteria.

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

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