Drug Solubility Enhancement Techniques

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Questions and Answers

What is the main problem associated with the quench cooling technique?

  • Inability to convert drugs into amorphous form
  • Low yield due to formation on a small scale (correct)
  • High material loss due to sticking to surfaces
  • Time-consuming process

Which technique is known for being very high yield, continuous, and having low labor costs?

  • Supercritical fluid impregnation
  • Quench cooling
  • Hot melt extrusion (correct)
  • Ball milling

What is a drawback of ball milling as mentioned in the text?

  • Time-consuming with less material conversion (correct)
  • Inability to convert drugs into amorphous form
  • Loss of material due to sticking to surfaces
  • Not suitable for heat-sensitive drugs

Which technique involves the use of a supercritical fluid like CO2?

<p>Supercritical fluid impregnation (D)</p> Signup and view all the answers

What is a benefit of the supercritical fluid impregnation technique for drug dispersion?

<p>Beneficial for heat-sensitive drugs (A)</p> Signup and view all the answers

Why is hot melt extrusion not suitable for heat-sensitive substances?

<p>High temperature involved in the process (C)</p> Signup and view all the answers

What is the main characteristic of BCS 2 drugs described in the text?

<p>Low solubility and good permeability (B)</p> Signup and view all the answers

How does reducing particle size enhance drug solubility according to the text?

<p>It enhances surface area for intermolecular forces (C)</p> Signup and view all the answers

What method can be used to ensure the drug is ionized for stronger ionic bonds with the dissolution medium?

<p>Formulating as a salt (C)</p> Signup and view all the answers

Why do amorphous solids have higher solubility compared to crystalline solids?

<p>Amorphous solids are arranged in a disorganized manner (B)</p> Signup and view all the answers

What distinguishes amorphous solids from crystalline solids in terms of molecule arrangement?

<p>Amorphous solids have molecules arranged in a regular lattice (D)</p> Signup and view all the answers

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