Antacid material
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United States of America Patent
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Apr 10, 1990
Issued Date -
N/A
app pub date -
Aug 8, 1984
filing date -
May 19, 1980
priority date (Note) -
Expired
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Abstract
A process for the preparation of an antacid material prepared from magnesium aluminum hydroxide, wherein magnesium hydroxide and/or magnesium oxide is reacted in an atomic ratio of magnesium to aluminum of 1:1 to 3:1 with an aqueous solution of aluminum sulfate until the pH of the reaction mixture is from 4.0 to 8.0, whereafter water-soluble components are removed from the mixture is known manner and this is isolated and, if desired, dried is described as well as a new embodiment of the formula [Mg.sub.5 Al.sub.10 (OH).sub.26 O.sub.5 ](SO.sub.4).sub.2 .multidot.nH.sub.2 O. Also described are pharmaceutical compositions containing such antacid material, in admixture with a conventional pharmaceutical adjuvant, and a method of combating hyperacidity and gastrointestinal diseases, which comprises administering such antacid material.
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