Constipation Classifications

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Author:
jheneale
ID:
14816
Filename:
Constipation Classifications
Updated:
2010-04-18 18:12:54
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Drugs
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Description:
NRS 110
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  1. General Highlights (3)
    • oReliefs Constipation in :
    • o1. ppl with limited activity, poor food intake
    • o2. pt preparing for diagnostic tests or surgery (empty intestinal track)
    • o3. conjunction w/ medications to counteract the medications' constipating properties
  2. Use:
    pts should not become dependent b/c habitual use is the main cause of constipation
  3. Contraindications (1)
    LAXATIVES should NOT given to pt's w/ abdominal pain since increasing peristalsis can adversely effect the intestinal conditions
  4. Surfacant (stool softener); Describe(1)
    facilitate mixing of fat and water in stool; easy to expel, Little laxative effect
  5. Cathartics (2)
    * Saline Cathartics: cause water to be retained. Bowel distention caused increased peristalsis and decreased intestinal transit time. Stool is SemiFluid

    * Stimulant Cathartics: STRONGEST most ABUSED laxative. irritate GI mucosa, pull water into bowel lumen. feces move thru bowel too fast to allow absorption, stool is watery
  6. Bulk Forming (4)
    • cause stool to absorb h2o and swell stimulating peristalsis and defecation
    • o1. may interfere w/ absorption of Ca+, iron, and certain drugs
    • o2. Contraindication in bedridden pt w/ intestinal strictures
    • o3. Can be expensive
  7. Lubricant Laxative (Focus 4 Pharmacology) (3)
    • Lubricate fecal mass and slows absorption of water from fecal mass
    • o1. May interfere w/ absorption of fat-soluble vitamins
    • o2. CAN BE ASPIRATED causing lipid pneumonia
  8. Stimulant Cathartics (Focus 4 Pharmacology) (5)
    • o1. MOST ABUSED LAXATIVE
    • o2. lazy bowel syndrome
    • o3. affect absorption of Ca+ and Vitamin D
    • o4. ALTER ELECTROLYTE TRANSPORT
    • o5. not recommended for elderly
  9. Saline Cathartics (Saline-osmotic); (Focus 4 Pharmacology) (3)
    • o1. not recommended for the elderly
    • o2. Dehydration can occur
    • o3. NOT recommended for pt w/ Heart Failure or Kidney Disease

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