What is the main active ingredient in most antacids?
Correct Answer: Calcium carbonate, magnesium hydroxide, and aluminum hydroxide
- Step 1: Understand that antacids are medicines used to relieve heartburn and indigestion.
- Step 2: Know that antacids work by neutralizing stomach acid.
- Step 3: Identify the common active ingredients in antacids.
- Step 4: Recognize that the main active ingredients are calcium carbonate, magnesium hydroxide, and aluminum hydroxide.
- Step 5: Conclude that these ingredients help reduce acidity in the stomach.
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