-
Bulk Forming
3
- Stool re-absorbs water and swell; stimulating peristalsis
- interfare with calcium and iron absorption
- not for pt on bed rest or abd sutures
-
Surfacant Laxatives
3
- Detergent: facilitate mixing of fat and water to soften stool
- little laxative effect
- interfare with absorption of fat soluble vitamins
-
Lubricant Laxative
2
- Lubricate mass; Slow absorption of water
- Can be Aspirated causing Lipid pneumonia
-
Saline Cathartics
5
- Causes water to be retained; distends bowel
- Causes increased peristalsis w/ decreased motility timestool is semifluid
- Dehydration can occur
- Not for pt w. heart problems or kidney disease
-
Stimulant Cathartics
5
- Irritates GI mucosa; water is pulled into the lumen
- Feces moves thru too rapidly for absorption; watery stool
- Strongest; most abused
- Cause lazy bowel syndrome
Affect calcium + Vit. D absorption; Alter Elect transport
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