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antacid |
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antacid, any one of several basic substances that counteract stomach acidity (see stomach stomach, saclike dilation in the gastrointestinal tract between the esophagus and the intestines , forming an organ of digestion. The stomach is present in virtually all vertebrate animals and in many invertebrates. ..... Click the link for more information. ). Antacids are used by physicians to treat hyperchlorhydria, i.e., the excessive production of hydrochloric acid by the parietal cells lining the stomach. Commonly used antacid preparations, most sold without prescription, contain sodium bicarbonate, magnesium hydroxide, or aluminum hydroxide. Some preparations contain substances such as magnesium trisilicate that reduce the formation of gas. antacidAny substance, such as sodium bicarbonate, magnesium hydroxide, or aluminum hydroxide, used to relieve the discomfort caused by indigestion, gastritis, and several forms of ulcers. Antacids counteract or neutralize gastric acidity for up to three hours after a single dose. Antacids should be taken when gastric acidity is most likely to be increasing—namely, between one and three hours after each meal and at bedtime. antacid 1. a substance used to neutralize acidity, esp in the stomach 2. having the properties of this substance antacid [′ant′as·əd] (chemistry) Any substance that counteracts or neutralizes acidity. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Zantac use 12 mo before EGD 25 (48) Tums use 12 mo before EGD 19 (51) Tums use 30 d before EGD 12 (55) Mylanta use 12 mo before EGD 4 (15) Took antibiotic 12 mo before EGD 29 (43) Past treatment of H. It will be competing against J&J-Merck's products including the Pepcid line of nonprescription heartburn remedies and Mylanta antacids. Over-the-counter antacids like Alka-Seltzer, Maalox, Mylanta, Pepto-Bismol, Rolaids, Riopan, and Tums use magnesium, calcium, or aluminum to neutralize the acid in your stomach. |
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