Vasti (Enema) :
The enema therapy is the most important therapy in Pancha Karma, with vivid scope of applicability, it is said to be the special treatment for Vata, it has effects of purification, pacification, rejuvenation, aphrodisiac etc. So its given utmost importance in Pancha Karma procedures and is said to be half/ whole of the treatment.
The word Vasti is derived from Vasti Tantra (animal urinary bladder), which is used to introduce medicated materials through rectum, urethra/ vagina etc.
Pharmaceutically they are classified into Decoction enema and Oil enema Action based it is
Shodhana vasti used for expelling the doshas forcibly
Snehana vasti used for oleo effect
Lekhana vasti used for scraping the fats
Bruhmana vasti used for rejuvenation etc.