Canadian Pharmacist Qualifying Exam Practice · Question
A patient with symptoms of heartburn is seeking an over-the-counter remedy. Which medication neutralizes stomach acid quickly but has a short duration of action?
Calcium carbonate is a classic antacid that provides rapid relief by neutralizing stomach acid, but its effects are typically short-lived compared to PPIs or H2
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Question: A patient with symptoms of heartburn is seeking an over-the-counter remedy. Which medication neutralizes stomach acid quickly but has a short duration of action?
Answer options: ✅ Calcium carbonate (antacid)
- Omeprazole (PPI)
- Famotidine (H2 blocker)
- Bismuth subsalicylate (cytoprotective)
Correct answer: Calcium carbonate (antacid)
Explanation: Calcium carbonate is a classic antacid that provides rapid relief by neutralizing stomach acid, but its effects are typically short-lived compared to PPIs or H2 blockers.
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