Pharmaceutical Aids

Pharmaceutical aids are the substances which have no or little pharmacological effect but they are essentially used in the preparation of pharmaceutical dosage form

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Organoleptic agents (Colouring, flavouring, and sweetening)

Coloring, flavoring and sweetening agents are grouped together as organoleptic agents.

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Preservatives: Definition, types & uses of Preservative

Preservative: Classification of Preservative based on mechanism of action & sources; their concentration as preservative

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