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laxatives
Question | Answer |
---|---|
these nondigestable agents swell h2o to form a viscous solution that softens and increases the bulk of the stool; stimulates peristalsis | bulk forming laxatives |
decrease surface tension of fecal mass, allows water to penetrate the fecal mass-making stools easier to expel | Surfactant laxatives |
increase osmotic pressure in intestinal lumen and cause retention of water-bowels then distend and stimulate peristalsis | Saline Laxatives |
irritate the GI mucosa and pull h2o in the bowel lumen-resulting in a watery stool | Stimulant Cathartics |
hypertonic solution that pulls h2o into the intestinal lumen producing semiformed stools | chronulac (Lactulose) |
What are two examples of bulk forming laxatives? | methylcellulose (Citrucel); psyllium (Metamucil) |
What are 2 examples of surfactant laxatives? | docusate sodium (Colace); docusate calcium (Surfak) |
What are some examples of Saline Laxatives? | Colyte; Fleets Enema |
What are some examples of Stimulant Laxatives? | bisacodyl (Dulcolax); senna (Senokot) |
Which kind of laxative is a good choice for long term use, and mus be taken with an 8oz glass of water? | bulk forming laxatives |
What are some adverse effects of Saline Laxatives? | dehydration, excess fluid loss, electrolyte loss |
Saline Laxatives are indicated and contraindicated for? : | indicated: rapid evacuation of bowel contents, constipation, prep for endoscopic procedure, fecal impaction. contraindicated: renal impairment |
Which kind of laxative is the strongest type, most abused, should be given at night, and should not be used greater then one week? | stimulant cathartics |
What are some indications of chronulac (Lactulose)? | constipation and hepatic encephalophathy(chronic liver disease) |