Drug Therapy for: Constipation and Elimination Problems Flashcards Preview

NUR 146 BOWEL & ELIMINATION > Drug Therapy for: Constipation and Elimination Problems > Flashcards

Flashcards in Drug Therapy for: Constipation and Elimination Problems Deck (29)
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1

Psyllium (Metamucil): Class

bulk forming laxative

2

Psyllium (Metamucil): Acts within

- 12-24 hours
- asses for constipation relief withing 12-72 hours

3

Psyllium (Metamucil): Action

- pulls excess water into the intestinal lumen
- stimulates bowel elimination by adding bulk and size to feces

4

Psyllium (Metamucil): What does it treat?

- occasional constipation or irregular bowel
- diarrhea

- can be used with dieting to decrease cholesterol

5

Psyllium (Metamucil): a/e

- severe gas or bloating

- ab cramps
- esophageal or bowel obstruction

6

Psyllium (Metamucil): What should I do when taking this drug?

take it with enough water of another liquid because it can cause obstruction in the GI tract without it

7

Mineral Oil: class

lubricant laxative

8

Mineral Oil: action

- lubricates the poop
- slows absorption of water out of poop
BOTH TO SOFTEN DRY POOP
- takes 6-8 hours to come into effect

9

Mineral Oil: Whats the best method to take it?

It is best to use it as a retention enema because oral admin has a lot of a/e

10

Mineral Oil: a/e (especially with oral)

- lipid pneumonia
- decreased fat soluble vitamin absorption (A,D,E and K)

11

Bisacodyl (Dulcolax): class

stimulant cathartic

12

Bisacodyl (Dulcolax): action

- irritate GI mucosa to pull water into the bowel lumen
- moves poop through the bowel too fast for colonic absorption resulting in watery stool
- 6-12 hours to take effect if oral
- 15min - 1hour anal

13

Bisacodyl (Dulcolax): What is it used for?

- constipation relief
- med exam and surgery prep

14

Bisacodyl (Dulcolax): a/e

- ab pain and cramps
- nausea
- diarrhea (obviously)
- weakness

15

Bisacodyl (Dulcolax): What shouldn't I take it with? How should it be taken?

Milk because it increases stomach pH causing early release of coating. Don't take it within an hour of ingesting milk.Take it on an empty stomach or at bedtime

16

Bisacodyl (Dulcolax): When inserting rectal suppository what finger should be used?

insert it the full length of the index finger

17

Magnesium Hydroxide (Milk of Magnesia): action

- increases osmotic pressure in the intestinal lumen / causes water to be retained
- retained water causes distention and peristalsis increases causing semi-fluid stool

18

Magnesium Hydroxide (Milk of Magnesia): When should it be used?

When rapid stool evacuation is needed because effects occur in 1/2 hour - 6 hours

19

Magnesium Hydroxide (Milk of Magnesia): class

saline cathartic

20

Magnesium Hydroxide (Milk of Magnesia): Used for

short term treatment of:
-constipation
- bowel cleansing before exam
- fecal impaction

21

Polyethylene Glycol-Electrolyte Solution (GoLytely): action

rapid and effective bowel cleansing without significant changes in water or electrolyte balance

22

Polyethylene Glycol-Electrolyte Solution (GoLytely): action time

30-60 minutes or within 4 hours

23

Polyethylene Glycol-Electrolyte Solution (GoLytely): How can it taste better and potency be retained?

refrigerate it

24

Docusate Sodium (Colace): action

- decreases surface tension of poop to allow more water into it
- mixes fat and water in the stool (detergent action)
- little to no laxative effect

- take 1-3 days and should be taken daily

25

Docusate Sodium (Colace): Main purpose

prevent straining while pooping by softening the stool

26

Lactulose: action

- pulls water into intestinal lumen
- decreases production of ammonia in the intestine

27

Lactulose: Is used to treat

constipation and hepatic encephalopathy (ammonia accumulation)

28

Lactulose: Treatment goal

2-3 soft stools daily

29

Lactulose: use with caution because it can

cause electrolyte imbalance and dehydration