Antacids

Definition

Antacids are over-the-counter medications that neutralize stomach acid to relieve heartburn, indigestion, or an upset stomach. They work by increasing the pH balance in the stomach.

5 Must Know Facts For Your Next Test

1. Antacids commonly contain compounds like magnesium hydroxide, aluminum hydroxide, calcium carbonate, and sodium bicarbonate.
2. They provide quick relief but do not treat the underlying cause of hyperacidity.
3. Overuse of antacids can lead to side effects such as constipation or diarrhea, depending on their chemical composition.
4. Some antacids may interact with other medications by affecting their absorption in the digestive tract.
5. Patients with kidney disease should use caution when taking antacids due to potential complications from certain ingredients.

Review Questions

• What are the main active ingredients typically found in antacids?
• How do antacids function to relieve symptoms of hyperacidity?
• What are some common side effects associated with overuse of antacids?

Related terms

Hyperacidity: A condition where there is an excess production of stomach acid causing discomfort or pain.

Antiulcer Drugs: Medications used to treat ulcers in the stomach and upper part of the small intestine by reducing stomach acid production.

pH Balance: A measure of acidity or alkalinity where a lower pH indicates higher acidity and a higher pH indicates alkalinity.