Lotions are liquid preparations meant for external use without friction.
- They are applied directly to the skin with the help of some absorbent material, such as cotton wool, gauze soaked in it.
- Lotions are not applied to broken skin it may cause excessive irritation. The insoluble matter should be divided very finely for preparing lotions. Bentonite as a suspending agent is added to it.
- It is applied for antiseptic action, astringent action, germicidal action
e.g., Calamine lotion.
- Alcohol is sometimes included in aqueous lotions for its cooling and soothing effect
e.g., salicylic acid lotion.
Lotions are prepared by triturating the ingredients to a smooth paste and then adding the remaining liquid phase with trituration.
It should be stored in a well-closed and airtight container.
FOR EXTERNAL USE ONLY
Calamine – 15 gm
Zinc oxide – 5 gm
Bentonite – 3 gm
Sodium citrate – 0.5 gm
Glycerin – 5 ml
Liquid phenol – 0.5 ml
Rosewater – q.s. to 100 ml
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