Pharmacy: Pastes vs Ointments
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Questions and Answers

What is a key characteristic of pastes compared to ointments?

  • Absorb less exudate
  • Have a higher water content
  • Are smoother in texture
  • Contain a large amount of finely powdered solids (correct)
  • How do pastes benefit in itchy conditions like chronic eczema?

  • Add more moisture to the skin
  • Adhere well and form a thick protective coating (correct)
  • Increase the itchiness
  • Make the skin drier
  • Why are pastes less macerating than ointments with a similar base?

  • Pastes contain more water
  • Pastes absorb exudate (correct)
  • Pastes are less greasy
  • Pastes are more difficult to apply
  • What is a drawback of pastes in terms of cosmetic attractiveness?

    <p>They form a thick surface layer</p> Signup and view all the answers

    Why are pastes generally unsuitable for treating scalp conditions?

    <p>They form a thick coating on the scalp</p> Signup and view all the answers

    What is the main purpose of medicated jellies?

    <p>To deliver water soluble drugs externally</p> Signup and view all the answers

    Why must lubricants for catheters and eletrodiagnostic equipment be sterile?

    <p>To prevent infections in sterile body regions</p> Signup and view all the answers

    What is a specialized use of jellies mentioned in the text?

    <p>For patch testing with allergens</p> Signup and view all the answers

    Which component is found in medicated jellies to relieve discomfort of pruritus and hemorrhoids?

    <p>Pramoxine HCL</p> Signup and view all the answers

    What is a characteristic of jellies compared to pastes or ointments?

    <p>They are transparent or translucent</p> Signup and view all the answers

    Why are local anaesthetics sometimes included in lubricant jellies?

    <p>For pain relief during investigations</p> Signup and view all the answers

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