Introduction of Liniment

Introduction of Liniment

Liniments are externally used preparation with rubbing . They may be alcoholic solution ( MONOPHAGIC ) or emulsion of viscous medicinal substances ( BIPHAGIC ) .

   The vehcle used for the preparation of Liniment depend on the type of action required .

Example :-  Alcoholic or hydro alcoholic vehcle are useful when  counter irritant or penetrating action is desired .

Sometimes vehcles are selected on the basis of solubility of the desired component in the various sol vents .

Example :-  Fixed oil like Peanut , Sesame oil and Cotton seed oil or volatile oils like Terpentine oil .

                  It may be the combination of fixed-oil and volatile oils  . Generally , Liniments are to be written in the following directions .

-         “  for external use only “

-         “  shake well before use “  - if the preparation is biphagic .

“  apply with rubbing  “ .