Demulcents

DEMULCENTS

    (demulcere - To smooth)

  • These are inert agents that soothen damages mucosa by preventing contact with air or other irritants.
  • High molecular weight water soluble compounds
    • Alleviating irritation with inherent properties to reduce irritation E.g. - Glycerin, gelatin, hydroxyl propyl cellulose, methyl cellulose
  • Glycerin
    • Low concentration- hydrates skin. However in high concentration, it dehydrates skin
  • Propylene glycol
    • Hygroscopic, bacteriostatic, fungistatic
  • Gum acacia
    • Colloidal plant carbohydrates that swell in water, forming mucilaginous solutions.
Last modified: Thursday, 26 April 2012, 5:50 AM