al·gin·ic acid (.)al-.jin-ik- n an insoluble colloidal acid (C6H8O6)n that in the form of its salts is a constituent of the cell walls of brown algae and is used in making dental preparations and in preparing pharmaceuticals
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an antacid drug used, often in the form of alginates and in combination with other drugs, to treat heart-burn caused by acid reflux into the gullet and hiatus hernia. It is administered by mouth. Trade names: Gastrocote, Gaviscon, etc.
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al·gin·ic ac·id (al-jinґik) [NF] a hydrophilic colloidal carbohydrate extracted with dilute alkali from species of brown seaweed of the class Phaeophyceae; used as a tablet binder and emulsifying agent.Medical dictionary. 2011.