Chp 29 GI Disorders

Question 1

Dexamethoasone
ondansetron
lorazepam
metoclopramide

are all part of what med class?

Answer 1

antiemetics

Question 2

Laxatives, name 4

Answer 2

psyllium (Bulker)
magnesium hydroxide (Draws water in to bulk)
docusate sodium (lowers surface tension and allows water penetration)
bisacodyl (stimulation of intestinal peristalsis)

Question 3

How does antidiarrheals, diphenoxylate,work?

Answer 3

activates opioid receptors to decrease intestinal motility

Question 4

What are possible complications of diphenoxylate?

Answer 4

at recommended doses, it doesn’t affect the CNS.

at high levels, pt may experience opioid effects, such as euphoria or CNS depression

Question 5

What is a med for IBS with diarrhea?

Answer 5

alosetron

Increases firmness in stool and decrease in urgency and frequency of defecation

Question 6

What is a med for IBS with constipation?

Answer 6

lubiprostone

increases fluid secretion in the intestine to promote intestinal motility. Treats IBs with constipation

Question 7

Sulfasalazine is used for

Answer 7

IBS,Crohn’s disease, ulcerative colitis