In Teaching a Patient Who Has Chronic Constipation About the Use

In teaching a patient who has chronic constipation about the use of psyllium (Metamucil) , which information will the nurse include?

A) Absorption of fat-soluble vitamins may be reduced by fiber-containing laxatives.
B) Dietary sources of fiber should be eliminated to prevent excessive gas formation.
C) Use of this type of laxative to prevent constipation does not cause adverse effects.
D) Large amounts of fluid should be taken to prevent impaction or bowel obstruction.