A mouthwash is an aqueous solution which is most often used for its deodorant, refreshing or antiseptic effect. It may contain alcohol, glycerin, synthetic sweeteners, surface-active agent, flavoring and coloring agents.
Mouthwashes generally contain following substances:
1. Antibacterial agents: alkaline phenol, hydrogen peroxide, buffered sodium perborate, thymol glycerin.
2. Astringents: zinc sulphate, zinc chloride, etc.
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Container:
Narrow mouthed screw capped colored fluted bottle.
Labeling:
Comply with the general requirements for labeling. In addition the label on the container states – ‘Not to be Swallowed in large amount’, and ‘Store in cool place’.
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Example:
Prepare and dispense Compound Sodium Chloride Mouthwash.
Sodium bicarbonate 1.0 g
Sodium chloride 1.5 g
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Concentrated peppermint emulsion 2.5 ml
Double strength chloroform water 50.0 ml
Purified water qs 100.0 ml
Method of Dispensing:
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Dissolve sodium bicarbonate and sodium chloride in purified water; add concentrated peppermint emulsion and mix. Add double strength chloroform water.