Antacid compositions with prolonged gastric residence time
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United States of America Patent
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Feb 22, 1994
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N/A
app pub date -
Apr 20, 1989
filing date -
Apr 21, 1988
priority date (Note) -
Expired
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Abstract
Antacid powders, tablets etc. of prolonged gastric residence time have an internal phase of a solid antacid and excipient surrounded by a solid external phase containing a hydrophobic substance e.g. an ester of glycerol with palmitic or stearic acid, a hydroxylated polyalkene and a non-ionic emulsifier.
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