10 Questions
What should be done to prevent microbial contamination during the preparation of lotions?
Use appropriate diluents and avoid heating during mixing
What is the function of bentonite in the Calamine lotion?
To suspend the other ingredients
Why is it important to preserve the lotion in a well-closed container?
To avoid contamination by air and microorganisms
Why should diluted lotions be used within four weeks of preparation?
To avoid microbial contamination
What is the purpose of adding sodium citrate to the Calamine lotion?
To prevent discoloration of the lotion
What is the purpose of lotions in pharmaceutical technology?
To be used as anesthetic, antiseptic, astringent, germicide, protective, or antihistaminic
What is the role of alcohol in the preparation of lotions?
To accentuate action like drying and cooling
Which substance is used to keep the skin moist for a considerable period of time in lotions?
Glycerin
What equipment is recommended for large quantity preparation of lotions?
High-speed mixers or homogenizers
What is the purpose of using an evaporating vehicle in the preparation of lotions?
To create a cooling effect on application to the skin
This quiz covers the formulation and application of lotions in pharmaceutical technology. It includes information about the composition, preparation, and intended usage of lotions for external application on the body.
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