Drugs Acting on the Gastrointestinal Tract MCQs With Answers
1. Which drug is most effective in relieving the symptoms of acid-peptic conditions?
a. Ranitidine.
b. Cimetidine.
c. Amoxicillin.
d. Esomeprazole.
2. Which acid-peptic condition has been most closely linked to the bacteria Helicobacter pylori?
a. Pyrosis.
b. Dyspepsia.
c. Peptic ulcer disease (PUD).
d. Gastroesophageal reflux disease (GERD).
3. Which agent combines with antacid products to form a sodium alginate gel that protects the mucosa during episodes of acid reflux?
a. Sucralfate.
b. Alginic acid.
c. Simethicone.
d. Aluminum hydroxide.
4. Which drug is the primary treatment for acid-related disease in pregnancy?
a. Sucralfate.
b. Prostaglandins.
c. Calcium carbonate.
d. Aluminum hydroxide.
5. Which H2 receptor antihistamine produces antiandrogenic adverse effects?
a. Ranitidine.
b. Nizatidine.
c. Cimetidine.
d. Famotidine.
6. Which statement is NOT true about syrup of ipecac?
a. It acts in the CNS and locally.
b. It is available over-the-counter (OTC).
c. Adverse effects are rare when given at recommended dosage.
d. Its efficacy increases if given 90 minutes after intake of the poison.
7. In which instance are antipsychotics ineffective for the treatment of nausea?
a. Motion sickness.
b. Postoperative emesis.
c. Pregnancy-related nausea.
d. Cancer therapy-related nausea.
8. Which laxative increases fecal water content by osmosis?
a. Stimulants.
b. Stool lubricants.
c. Saline cathartics.
d. Bulk-forming agents.
9. Which is NOT recommended to prevent traveler’s diarrhea when visiting other countries?
a. Prescription antidiarrheals.
b. Prescription of a fluoroquinolone antibiotic.
c. 2 fluid ounces of bismuth subsalicylate taken 4 times daily.
d. “The rule of P’s”: food is safe if it is peeled, packaged, purified, or piping hot.
10. Which class of drug does loperamide belong to?
a. Opioid.
b. NSAID.
c. Antibiotic.
d. Antihistamine.
