Preparation of Calamine Liniment

Aim: To prepare and submit calamine liniment. 

Requirements: Calamine, wool fat, oleic acid, Arachis oil, calcium hydroxide solution, Beaker, Pipette, Glass rod, Measuring cylinder, etc. 

Theory: Camphor is a ketone obtained from Cinnamomum camphora linn. It is in the form of colorless or white crystals, granules, or crystalline mass. It has a penetrating characteristic odor, a pungent, aromatic taste, and is readily soluble in small amounts of alcohol and other organic solvents. It is used as a counter-irritant, mild anesthetic, and rubefacient when rubbed on the skin. It is also used to treat inflamed joints, sprains, rheumatic and other inflammatory conditions. Arachis oil is used as a solvent for the preparation of various pharmaceutical products. It is used for the preparation of liniments, ointments, and soaps. 


IngredientsStandard formula
Calamine5 g
Wool fat1 g
Oleic acid0.5 ml
Arachis oil50 ml
Calcium hydroxide solution100 ml


  1. First of all, weigh the calculated amount of the ingredients accurately. 
  2. Melt weighed the amount of wool fat, oleic acid, and Arachis oil. 
  3. Triturate calamine with the melted oil. 
  4. Add calcium hydroxide solution, shake it, and make the required volume. 
  5. Transfer it to a suitable container. 

Category: Rubefacient. 

Storage: Store in a well-closed container and protect from sunlight. 


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