gastrointestinal: laxatives Flashcards
1
Q
laxatives moa
A
allows water and or electrolytes to be draw into the intestine softening stool, and increasing peristalsis ( bulk forming laxatives, surfactant laxatives, stimulant laxatives and osmotic laxatives; have slightly different MOA but produce the same result)
2
Q
laxatives therapeutic uses
A
treatment of constipation, softening of fecal impaction, preparation prior to surgery or diagnostic test (osmotic laxatives)
3
Q
laxatives common meds
brad ducts because sara might lick
A
- bulk forming psyllium
- surfactant- decussate sodium
- stimulant- bisacodyl, senna
- osmotic- magnesium hydroxide, lactulose
4
Q
laxatives complications
A
- gi irriation
- rectal burning sensation leading to proctitis
- toxic magnesium levels and other electrolyte imbalances
- sodium absorption and fluid retention
- dehydration
- obstruction
5
Q
laxatives contraindications
A
- major fecal impaction bowel obstruction and acute surgical abdomen
- nausea, cramping, and abd pain
- ulcerative colitis and diverticulitis
6
Q
laxatives interactions
A
- milk and antacids ( can destroy enteric coating of bisacody)
7
Q
laxatives nursing implications
A
- obtain a good GI history (laxative uses)
- take bulk- forming and surfactant laxatives wit 8oz of water
- admin bisacodyl at hs for results in 6-12 hours
- bisacodly suppose effective within 1 hour
8
Q
laxatives nursing implications
A
- obtain a good gi history (laxative)
- take bulk forming and surfactant laxatives wit 8oz of water
- admin bisacodyl at hs for results in 6-12 hours
- bisacodyl suppose effective within 1 hour
9
Q
pt. teaching
A
- chronic laxative use can lead to fluid and electrolyte imbalances
- to promote normal bowel function, increase fiber intake 2-3l of water a day
- laxatives should only be use occasionally
- maintain regular exercise regimen
- if home laxatives are unsuccessful notify your provider
