The seventh Chapter of [[Kalpa Sthana]] deals with the pharmaceutical preparations for ''virechana karma'' (purgative therapy) using ''Shyama'' and ''Trivrita''. ''Trivrita'', is considered best purgative because of its effectiveness and minimal side effects. The chapter describes synonyms of the plant, its morphology, pharmacological properties, the varieties of plant with their different indications and untoward effects, the method of collection of the plant part used i.e. the root and its storage are also described. Then, one hundred and ten preparations using ''Trivrita'' or ''Shyama'' or combination of these two drugs are enlisted. Proportions of different drugs that are to be used along with the main drug are discussed and the dosage to different individuals is also presented. Recipes made of ''Trivrita'' or ''Shyama'' are formulated in such a way to suit any individual depending upon the seasons and climatic conditions.
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The seventh Chapter of [[Kalpa Sthana]] deals with the pharmaceutical preparations for ''virechana karma'' (purgative therapy) using ''Shyama'' and ''Trivrita''. ''Trivrita'', is considered best purgative because of its effectiveness and minimal side effects. The chapter describes synonyms of the plant, its morphology, pharmacological properties, the varieties of plant with their different indications and untoward effects, the method of collection of the plant part used i.e. the root and its storage are also described. Then, one hundred and ten preparations using ''Trivrita'' or ''Shyama'' or combination of these two drugs are enlisted. Proportions of different drugs that are to be used along with the main drug are discussed and the dosage to different individuals is also presented. Recipes made of ''Trivrita'' or ''Shyama'' are formulated in such a way to suit any individual depending upon the seasons and climatic conditions.<br/>