purgative

Tending to cleanse or purge, especially causing evacuation of the bowels.

A purgative agent or medicine; a cathartic.

Having the power of cleansing; usually, having the power of evacuating the intestines; cathartic.

Having the property, as judicial torture in some cases, of invalidating the evidence against an accused person, when he, under torture, satisfactorily answered the questions of the judges.

A medicine that evacuates the intestines, producing more or less abundant and watery stools.

Having the power or quality of purging; cathartic.

purging

something, such as a substance or medicine, that purges; laxative

a purging medicine; stimulates evacuation of the bowels

strongly laxative