An antacid is a substance which neutralizes stomach acidity.
Antacids perform a neutralization reaction, increasing the pH to reduce acidity in the stomach. When gastric hydrochloric acid reaches the nerves in the gastrointestinal mucosa, they signal pain to the central nervous system. This happens when these nerves are exposed.
Antacids are taken by mouth to relieve heartburn, the major symptom of gastroesophageal reflux disease, or acid indiges...
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Antacid
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