Mexo Liquid Paraffin BP is a medicinal liquid paraffin formulation available in a 100ml bottle. It is used as a lubricant laxative to treat constipation by softening stools and making bowel movements easier. Store in a cool, dark place away from light. Keep out of reach of children. This is a medicinal product that should be used under proper medical guidance. The BP (British Pharmacopoeia) designation indicates it meets established quality standards for pharmaceutical use.