May 19, 2024

Cod Liver Oil Emulsion I.P. Pharmaceutics Lab Manual PDF

Cod Liver Oil Emulsion I.P. Pharmaceutics Lab Manual PDF

Aim: To Prepare, Evaluate and Submit Cod Liver Oil Emulsion I.P.

  • Requirements:
  • Chemicals: Cod Liver Oil, Acacia, Tragacanth, Benzaldehyde Spirit, Saccharin Sodium, Chloroform
  • Apparatus: Beaker, Measuring Cylinder, Mortar and Pestle
  • Theory:

Cod liver oil is fixed oil obtained from the fresh liver of the cod fish. Cod liver oil contains vitamin A & D, vital nutrients for immune system function, cellular growth, reproduction etc. Cod liver oil emulsion is given in case of the deficiency of vitamin A and D as an anti rachitic. The emulsion is prepared by the dry gum method. Acacia is the emulsifying agent and tragacanth is emulsion stabilizer. Saccharin sodium is used as the sweetening agent. Benzaldehyde spirit is used as the flavouring agent and chloroform is used as the preservative.

  • Procedure:
  • Accurately weigh all the ingredients.
  • Take the cod liver oil in dry mortar, then add gum acacia and tragacanth powder in it.
  • Add the required volume of water to produce the primary emulsion.
  • Triturate the above mixture in one direction only until a primary emulsion is formed.
  • Then dilute with a small portion of water and add the saccharin sodium solution, benzaldehyde spirit and chloroform with constant stirring.
  • Finally, make up the volume with purified water.
  • Transfer the preparation to a suitable container and label.
  • Category: Source of vitamin A and D (Anti-rachitic)

Storage: Store in a well-closed container in a cool place. Protected from light to prevent the degradation of vitamin A.

  • Direction: Shake well before use.


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