After teaching a group of nursing students about laxatives, the instructor determines that the teaching was successful when the students identify
which drug as producing the laxative effect by promoting water retention in the fecal mass and softening the stool? Select all that apply.
A) Docusate sodium (Colace)
B) Methylcellulose (Citrucel)
C) Bisacodyl (Dulcolax)
D) Lactulose (Chronulac)
Ans: A
Feedback:
Stool softeners, like docusate sodium (Colace) and docusate calcium (Surfak), produce their laxative effect by promoting water retention in the fecal mass and softening the stool. Methylcellulose is a bulk-producing laxative. Bisacodyl is a stimulant laxative. Lactulose is a hyperosmolar laxative.
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