Through osmotic effects, these agents draw water from the intestine into the lumen of the gut, producing distention and promoting bowel emptying. In theory, less risk of dehydration or electrolyte imbalance with isotonic polyethylene glycol compared with hypertonic sugar solutions. Laxative effect generated because polyethylene glycol is not absorbed and continues to hold water by osmotic action through small bowel and colon, resulting in mechanical cleansing. Supplied with measuring cap marked to contain 17 g of laxative powder when filled to indicated line. Regular exercise High-fiber diet Avoidance or decreased use of constipating medications Regular bowel habits with attempted bowel movements at the same time daily may help symptoms, especially after meals when the gastrocolic reflex is strongest.
Constipation is an ongoing problem for patients who are bedridden or otherwise debilitated.
Colectomy usually is reserved for patients with slow transit constipation who fail to respond to 6 months of medical management with good patient compliance. Listening to patients' concepts of normal bowel activity is important. Instituting a behavior modification program allows patients to become more aware of and responsive to normal urges to defecate. Emphasize the importance of a high-fiber diet. Emphasize adequate fluid intake.