11 Questions
What is a key characteristic of pastes compared to ointments?
Contain a large amount of finely powdered solids
How do pastes benefit in itchy conditions like chronic eczema?
Adhere well and form a thick protective coating
Why are pastes less macerating than ointments with a similar base?
Pastes absorb exudate
What is a drawback of pastes in terms of cosmetic attractiveness?
They form a thick surface layer
Why are pastes generally unsuitable for treating scalp conditions?
They form a thick coating on the scalp
What is the main purpose of medicated jellies?
To deliver water soluble drugs externally
Why must lubricants for catheters and eletrodiagnostic equipment be sterile?
To prevent infections in sterile body regions
What is a specialized use of jellies mentioned in the text?
For patch testing with allergens
Which component is found in medicated jellies to relieve discomfort of pruritus and hemorrhoids?
Pramoxine HCL
What is a characteristic of jellies compared to pastes or ointments?
They are transparent or translucent
Why are local anaesthetics sometimes included in lubricant jellies?
For pain relief during investigations
Learn about the differences between pastes and ointments in pharmacy. Explore how pastes, with their higher powdered solids content, provide a thick protective coating on the skin, ideal for conditions like chronic eczema. Understand the advantages of pastes over ointments in terms of adhesion, absorption, and maceration.
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