Ch. 51- Bowel Disorder Drugs

Question 1

What do adsorbents do?

Answer 1

Bind to the wall of the GI tract. Bind to the causative bacteria or toxin, which is then eliminated through the stool

Question 2

What should you be careful of with bismuth subsalicylate (pepto bismol)?

Answer 2

Not for children and teenagers who have or are recovering from chicken pox or influenza (risk for Reye’s syndrome).

Question 3

What are the alarming but harmless effects of bismuth subsalicylate (pepto bismol)?

Answer 3

Temporary darkening of the tongue and stool.

Question 4

What do anticholinergic drugs do to help diarrhea?

Answer 4

Slow GI tract motility.

Question 5

What is important to remember about belladonna alkaloids?

Answer 5

They can cause serious adverse effects if used inappropriately.

Question 6

What are belladonna alkaloids?

Answer 6

The anticholinergics atropine and hyoscyamine

Question 7

How do bowel opiates help with diarrhea?

Answer 7

They decrease bowel motility and spasms
Decrease transit time through bowel
Reduce pain by relief of rectal spasms

Question 8

What are intestinal flora modifiers?

Answer 8

Probiotics or bacteria replacement drugs

Question 9

What are the adverse effects of adsorbent antidiarrheals?

Answer 9

Constipation, dark stools, increased bleeding time

Question 10

What are the adverse effects of anticholinergic antidiarrheals?

Answer 10

Dysrhythmias, urinary retention, dry skin, flushing, hyper or hypo tension, headache/dizziness/anxiety/fatigue

Question 11

What are the adverse effects of opiate antidiarrheals?

Answer 11

drowsiness, sedation, dizziness, lethargy, n/v, anorexia, constipation, respiratory depression, hypotension, urinary retention