Two Phase System Lotion Flashcards
Liquid suspension or dispersion intended for external application to the body
Lotion
Lotion is applied with or without friction?
Without fiction
Insoluble matter are finely divided as particles approaching colloidal dimension are more soothing and inflamed areas, and are more effective in contact with the infected area
Lotion
Lotion are preferred over semi solid preparation because of ____ character and their _____ spreadability over large areas of skin
Non-greasy character and their increased spreadability over large areas of skin
—Are liquid preparation or dispersion for external application to the body, frequently containing suspended particles, emulsified liquid droplets.
Lotions
Label of lotions
Shake well before use
auxiliary label
for external use only
Types of lotion, according to use
Medicated lotion
Nonmedicated lotion or cosmetic lotion
Methods of preparation of lotion
Triturating
By chemical interaction
Clear solution
Lotion type that contains active ingredient
Medicated lotion
Type of lotion use daily to soften the skin as a demulcent protective and for hydration purposes
Nonmedicated lotion or cosmetic lotion
Method of preparation wherein the ingredient is ______ into a smooth paste,
Then cautiously adding the remaining liquid phase with the use of high-speed mixers and homogenizer
Trituration (triturated)
Consists of finely divided in soluble solids held in more or less permanent suspension by the presence of suspending agents or surface active agent
Calamine lotion
Preparation method for calamine lotion
Trituration
Example of chemical interaction in liquid method of preparation
Must be **freshly prepared **and does not contain the suspending agent
It must be shaken and thoroughly before dispensing
**White lotion **by chemical interaction in the liquid
Method of preparation of lotions in which the active ingredient is a water soluble substance
Clear solution