Capsule and film-forming composition comprising gum arabic
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United States of America Patent
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Issued Date -
Jul 27, 2006
app pub date -
Oct 22, 2002
filing date -
Oct 22, 2002
priority date (Note) -
Abandoned
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Abstract
A capsule for oral delivery of a composition comprises 60% to 95% by weight of gum arabic and to the remainder a water-soluble polymer, a hydrocolloid and a plasticizer. The proportion of gum arabic is preferably 70% to 90% by weight of all components. The water-soluble polymer is preferably a hydroxypropylmethylcellulose or carboxymethylcellulose or alginetes. The hydrocolloid is preferably a carrageenan or agar gum or galactomannan or a mixture thereof. The capsule may be is containing medicinal or pharmaceutical agents as fill material. The capsule has good mechanical strength and low brittleness. The presence of gum arabic in a solution raises the solubility of other film-forming polymers.
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