Psyllium (Metamucil)is Prescribed for a Patient with Chronic Constipation

Psyllium (Metamucil) is prescribed for a patient with chronic constipation.In teaching the patient about chronic constipation,what should the nurse stress?

A) The use of bulk-forming laxatives is safe,and they do not cause any adverse effects.
B) At least 3000 mL of fluid daily must be taken to prevent impaction or bowel obstruction.
C) Dietary sources of fibre should be eliminated from the diet to prevent excessive gas formation.
D) Supplemental fat-soluble vitamins must be taken because the medication blocks absorption of these vitamins.