Orally-administered dosage form for animals, preparation method therefor and uses thereof
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United States of America Patent
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Nov 4, 1997
Grant Date -
N/A
app pub date -
Aug 1, 1996
filing date -
Oct 29, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A dosage form for orally administering chemical or medicinal substances such as vitamins, trace elements, amino acids, nutritive substances, vaccines, etc., to domestic or wild animals, and a method for preparing same, are disclosed. Said dosage form includes: a porous water-soluble central core containing binders selected from polypeptides, polysaccharides, polymers and colloids, and/or diluents selected from polyols, metal oxides, carbonates, phosphates and microcrystalline cellulose, and an effective amount of at least one bioactive substance; and a palatable hydrophobic outer layer containing at least one lipid substance selected from fatty alcohols, fatty acids, glycerol esters, hydrogenated oils, waxes, paraffin, lanolin, coconut oil and fatty acid salts; a polymeric agent for modulating the disintegration and adhesion of said outer layer, and natural or synthetic palatable substances.
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