Gastrointestinal System Drug Class Function

Question 1

Antacids

Answer 1

OTC and neutralizes stomach acid
Aluminum and Calcium can cause constipation
Magnesium can cause diarrhea

Question 2

Histamine H2 Receptor Antagonist (tidine)

Answer 2

(h1 for allergies) used in stomach and ulcer treatment/prevention
Can cause decrease in vitamin absorption especially B12

Question 3

Proton Pump Inhibitors (prazole)

Answer 3

Used for stomach acids and must be used everyday in order for it to work

Question 4

H.Pylori Combinations

Answer 4

Treatment for H.pylori

Question 5

Corticosteroids

Answer 5

Used for disease flare of ulcerative colitis or Crohn’s Disease and can also be used for inflammation
Must be taken with meals when administered orally

Question 6

Adsorbent

Answer 6

Treats diarrhea, h.pylori, infection, and travelers diarrhea
Patients with allergies to aspirin should not use
Don’t give to children and can cause darkening of tongue/stools, constipation, nausea, and vomiting

Question 7

Antimotility Drugs

Answer 7

Loperamide- use for 2 days max; used to treat diarrhea by slowing peristalsis
Can cause euphoria/addiction, dry mouth, blurred vision, and sedation

Question 8

Antiflatulent Drugs

Answer 8

Relieves flatulent

Question 9

Bowel Evacuants

Answer 9

Cleanse bowel prior to examination

Question 10

Bulk-Forming Laxatives

Answer 10

Drains water and electrolytes into GI tract
Used for prevention of constipation and must be taken with 8oz of liquid

Question 11

Osmotic Laxatives

Answer 11

Draws water into colon

Question 12

Stimulant Laxatives

Answer 12

Can cause extreme stomach cramps and used with long term narcotic pain medications

Question 13

Surfactant Laxatives

Answer 13

Prevents constipation

Question 14

Serotonin Receptor Antagonist

Answer 14

Antiemetic treatment used for severe nausea prevention and treatment