Also found in: Dictionary, Thesaurus, Encyclopedia.
stimulant laxativeAny of a number of laxatives—phenophthalein, sennosides—which increase evacuation of stools by increasing intestinal peristalsis.
stimulant laxativeAny laxative–eg, phenophthalein, sennosides, that promotes stool evacuation by ↑ peristalsis. See Laxative; Cf Bulk-forming laxative, Stool softener.
a medicine that loosens the bowel contents and encourages evacuation. A laxative with a mild or gentle effect on the bowels is also known as an aperient; one with a strong effect is referred to as a cathartic or a purgative.
hydrophilic, indigestible substances that absorb water and swell to form an emollient gel. The distention of the intestine stimulates defecation.
see stimulant laxative (below).
the fecal softeners; act without being changed and simply aid expulsion by softening and lubricating. Called also lubricant laxative.
see emollient laxative (above).
stimulate accumulation of water and electrolytes in the colon, increasing intestinal motility. Called also contact laxative.